NISSAN TEANA 2014 Service Manual
Manufacturer: NISSAN, Model Year: 2014, Model line: TEANA, Model: NISSAN TEANA 2014Pages: 4801, PDF Size: 51.2 MB
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SECTION EC
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CONTENTS
ENGINE CONTROL SYSTEM
QR25DE
PRECAUTION ................ ..............................
15
PRECAUTIONS .............................................. ....15
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ............................................................. ....
15
Precaution for Procedure without Cowl Top Cover ....15
On Board Diagnostic (OBD) System of Engine
and CVT .............................................................. ....
15
General Precautions ...............................................16
PREPARATION ...........................................19
PREPARATION .............................................. ....19
Special Service Tools .......................................... ....19
Commercial Service Tools ......................................19
SYSTEM DESCRIPTION .............................21
COMPONENT PARTS ................................... ....21
Component Parts Location ................................ ....21
ECM ........................................................................25
Accelerator Pedal Position Sensor ...................... ....25
Electric Throttle Control Actuator ........................ ....25
Ignition Coil With Power Transistor .........................26
Fuel Injector ........................................................ ....26
Fuel Level Sensor Unit and Fuel Pump .............. ....26
Fuel Tank Temperature Sensor .......................... ....27
Mass Air Flow Sensor (With Intake Air Tempera-
ture Sensor) ........................................................ ....
27
Manifold Absolute Pressure Sensor ........................28
Engine Coolant Temperature Sensor .................. ....28
Crankshaft Position Sensor (POS) ..........................29
Camshaft Position Sens or (PHASE) .......................29
Intake Valve Timing Cont rol Solenoid Valve ...........30
Intake Valve Timing Intermediate Lock Control
Solenoid Valve .................................................... ....
30
Exhaust Valve Timing Control Position Sensor .......30
Exhaust Valve Timing Control Solenoid Valve ........31
Intake Manifold Runner Control Valve ................. ....31
Intake Manifold Tuning Valve ..................................31
Air Fuel Ratio (A/F) Sensor 1 ..................................32
Heated Oxygen Sensor 2 ........................................32
Knock Sensor ..........................................................33
Engine Oil Pressure Sensor ....................................33
Engine Oil Temperature Sensor .......................... ....33
Cooling Fan .............................................................34
EVAP Canister .........................................................34
EVAP Canister Purge Volu me Control Solenoid
Valve .................................................................... ....
34
EVAP Canister Vent Control Valve ..........................35
EVAP Control System Pres sure Sensor ..................35
Battery Current Sensor (With Battery Tempera-
ture Sensor) ......................................................... ....
35
Malfunction Indicator lamp (MIL) .............................36
Oil Pressure Warning Lamp ....................................36
Refrigerant Pressure Sensor ............................... ....36
Stop Lamp Switch & Brake Pedal Position Switch ....36
ASCD Steering Switch .............................................37
Information Display ..................................................37
STRUCTURE AND OPERATION .....................38
Positive Crankcase Ventilation ................................38
On Board Refueling Vapor Recovery (ORVR) ........39
SYSTEM ............................................................40
ENGINE CONTROL SYSTEM ........................ ...........40
ENGINE CONTROL SYSTEM : System Descrip-
tion ....................................................................... ....
40
ENGINE CONTROL SYSTEM : Fail Safe ..............41
MULTIPORT FUEL INJECTION SYSTEM ................43
MULTIPORT FUEL INJECTION SYSTEM : Sys-
tem Description (with auto matic air conditioner) ......
43
MULTIPORT FUEL INJECTION SYSTEM : Sys-
tem Description (with manual air conditioner) .........
46
ELECTRIC IGNITION SYSTEM .................................48
ELECTRIC IGNITION SYSTEM : System De-
scription ............................................................... ....
48
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EC-2
INTAKE VALVE TIMING CONTROL ........................49
INTAKE VALVE TIMING CONTROL : System De-
scription ............................................................... ...
49
EXHAUST VALVE TIMING CONTROL ................. ...52
EXHAUST VALVE TIMING CONTROL : System
Description ........................................................... ...
52
INTAKE MANIFOLD RUNNER CONTROL ........... ...53
INTAKE MANIFOLD RUNNER CONTROL : Sys-
tem Description .................................................... ...
53
INTAKE MANIFOLD TUNING SYSTEM ...................54
INTAKE MANIFOLD TUNI NG SYSTEM : System
Description ........................................................... ...
54
ENGINE PROTECTION CONTROL AT LOW EN-
GINE OIL PRESSURE ....... .......................................
55
ENGINE PROTECTION CONTROL AT LOW EN-
GINE OIL PRESSURE : S ystem Description .........
55
FUEL FILLER CAP WARNING SYSTEM .............. ...55
FUEL FILLER CAP WARNING SYSTEM : System
Description ........................................................... ...
56
AIR CONDITIONING CUT CONTROL ................... ...56
AIR CONDITIONING CUT CONTROL : System
Description (with automatic air conditioner) ......... ...
56
AIR CONDITIONING CUT CONTROL : System
Description (with manual air conditioner) ................
57
COOLING FAN CONTROL .................................... ...58
COOLING FAN CONTROL : System Description
(with automatic air condit ioner) ...............................
59
COOLING FAN CONTROL : System Description
(with manual air conditio ner) ..................................
60
EVAPORATIVE EMISSION SYSTEM .................... ...61
EVAPORATIVE EMISSION SYSTEM : System
Description ........................................................... ...
62
AUTOMATIC SPEED CONTROL DEVICE (ASCD) ...63
AUTOMATIC SPEED CONTROL DEVICE (AS-
CD) : System Description .................................... ...
63
CAN COMMUNICATION ........................................ ...64
CAN COMMUNICATION : System Description ......64
OPERATION ................................................... ...65
AUTOMATIC SPEED CONTROL DEVICE (ASCD) ...65
AUTOMATIC SPEED CONTROL DEVICE (AS-
CD) : Switch Name and Function ........................ ...
65
ON BOARD DIAGNOSTIC (OBD) SYSTEM .....66
Diagnosis Description .......................................... ...66
GST (Generic Scan Tool) .......................................66
DIAGNOSIS SYSTEM (ECM) ............................67
DIAGNOSIS DESCRIPTION .................................. ...67
DIAGNOSIS DESCRIPTION : 1st Trip Detection
Logic and Two Trip Detection Logic .................... ...
67
DIAGNOSIS DESCRIPTION : DTC and Freeze
Frame Data .......................................................... ...
67
DIAGNOSIS DESCRIPTION : Counter System ......68
DIAGNOSIS DESCRIPTION : Driving Pattern ........71
DIAGNOSIS DESCRIPTION : System Readiness
Test (SRT) Code .................................................. ...
72
DIAGNOSIS DESCRIPTION : Permanent Diag-
nostic Trouble Code (Permanent DTC) ............... ...
73
DIAGNOSIS DESCRIPTION : Malfunction Indica-
tor Lamp (MIL) ..................................................... ...
74
On Board Diagnosis Function .................................74
CONSULT Function ................................................77
ECU DIAGNOSIS INFORMATION .............88
ECM ...................................................................88
Reference Value .................................................. ...88
Fail Safe ...............................................................101
DTC Inspection Priority Chart .............................104
DTC Index ............................................................105
Test Value and Test Limit .....................................109
WIRING DIAGRAM ...................................117
ENGINE CONTROL SYSTEM ........................ ..117
Wiring Diagram .................................................... .117
BASIC INSPECTION .................................165
DIAGNOSIS AND REPAIR WORKFLOW ...... ..165
Work Flow ............................................................ .165
Diagnostic Work Sheet .........................................168
BASIC INSPECTION ...................................... ..170
Work Procedure ................................................... .170
ADDITIONAL SERVICE WHEN REPLACING
ECM ................................................................ ..
174
Description ........................................................... .174
Work Procedure ....................................................174
VIN REGISTRATION ........................................176
Description ........................................................... .176
Work Procedure ....................................................176
ACCELERATOR PEDAL RELEASED POSI-
TION LEARNING ............................................ ..
177
Description ........................................................... .177
Work Procedure ....................................................177
THROTTLE VALVE CLOSED POSITION
LEARNING ..................................................... ..
178
Description ........................................................... .178
Work Procedure ....................................................178
IDLE AIR VOLUME LEARNING .......................179
Description ........................................................... .179
Work Procedure ....................................................179
MIXTURE RATIO SELF-LEARNING VALUE
CLEAR ............................................................ ..
181
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Description ..........................................................
..
181
Work Procedure ....................................................181
FUEL PRESSURE .......................................... ..182
Work Procedure .................................................. ..182
HOW TO SET SRT CODE ................................183
Description .......................................................... ..183
SRT Set Driving Pattern ........................................184
Work Procedure ....................................................186
HOW TO ERASE PERMANENT DTC ..............189
Description .......................................................... ..189
Work Procedure (Group A) ...................................190
Work Procedure (Group B) ...................................192
DTC/CIRCUIT DIAGNOSIS .......................195
TROUBLE DIAGNOSIS - SPECIFICATION
VALUE ............................................................ ..
195
Description .......................................................... ..195
Component Function Check ..................................195
Diagnosis Procedure .............................................196
POWER SUPPLY AND GROUND CIRCUIT ....203
Diagnosis Procedure ........................................... ..203
U0101 CAN COMM CIRCUIT ...........................207
Description .......................................................... ..207
DTC Logic .............................................................207
Diagnosis Procedure .............................................207
U1001 CAN COMM CIRCUIT ...........................208
Description .......................................................... ..208
DTC Logic .............................................................208
Diagnosis Procedure .............................................208
P0011 IVT CONTROL ......................................209
DTC Logic ........................................................... ..209
Diagnosis Procedure .............................................210
Component Inspection ..........................................211
P0014 EVT CONTROL .....................................212
DTC Logic ........................................................... ..212
Diagnosis Procedure .............................................213
Component Inspection ..........................................214
P0031, P0032 A/F SENSOR 1 HEATER .........215
DTC Logic ........................................................... ..215
Diagnosis Procedure .............................................215
Component Inspection ..........................................216
P0037, P0038 HO2S2 HEATER .......................218
DTC Logic ........................................................... ..218
Diagnosis Procedure .............................................218
Component Inspection ..........................................219
P0075 INTAKE VALVE TIMING CONTROL ....221
DTC Logic ........................................................... ..221
Diagnosis Procedure .............................................221
Component Inspection (IVT Control Solenoid
Valve) .................................................................. ..
223
Component Inspection (IVT Intermediate Lock
Control Solenoid Valve) ....................................... ..
224
P0078 EVT CONTROL SOLENOID VALVE ...225
DTC Logic ..............................................................225
Diagnosis Procedure .............................................225
Component Inspection ...........................................226
P0101 MAF SENSOR .....................................228
DTC Logic ..............................................................228
Diagnosis Procedure .............................................228
Component Inspection ...........................................230
P0102, P0103 MAF SENSOR .........................232
DTC Logic ..............................................................232
Diagnosis Procedure .............................................232
Component Inspection ...........................................234
P010A MANIFOLD ABSOLUTE PRESSURE
SENSOR ..........................................................
236
DTC Logic ............................................................ ..236
Diagnosis Procedure .............................................236
Component Inspection (MAP Sensor) ...................237
P0111 IAT SENSOR .......................................239
DTC Logic ..............................................................239
Component Function Check ..................................240
Diagnosis Procedure .............................................240
Component Inspection ...........................................240
P0112, P0113 IAT SENSOR ...........................241
DTC Logic ..............................................................241
Diagnosis Procedure .............................................241
Component Inspection ...........................................242
P0116 ECT SENSOR ......................................243
DTC Logic ..............................................................243
Component Function Check ..................................244
Diagnosis Procedure .............................................244
Component Inspection ...........................................244
P0117, P0118 ECT SENSOR ..........................245
DTC Logic ..............................................................245
Diagnosis Procedure .............................................245
Component Inspection ...........................................246
P0122, P0123 TP SENSOR ............................248
DTC Logic ..............................................................248
Diagnosis Procedure .............................................248
Component Inspection ...........................................250
P0125 ECT SENSOR ......................................251
DTC Logic ..............................................................251
Diagnosis Procedure .............................................251
Component Inspection ...........................................252
P0127 IAT SENSOR .......................................253
DTC Logic ..............................................................253
Diagnosis Procedure .............................................253
Component Inspection ...........................................254
P0128 THERMOSTAT FUNCTION .................255
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EC-4
DTC Logic ..............................................................255
Diagnosis Procedure .............................................256
Component Inspection ...........................................256
P0130 A/F SENSOR 1 .....................................258
DTC Logic ............................................................ ..258
Component Function Check ..................................259
Diagnosis Procedure .............................................259
P0131 A/F SENSOR 1 .....................................262
DTC Logic ............................................................ ..262
Diagnosis Procedure .............................................263
P0132 A/F SENSOR 1 .....................................265
DTC Logic ............................................................ ..265
Diagnosis Procedure .............................................266
P0137 HO2S2 ..................................................268
DTC Logic ............................................................ ..268
Component Function Check ..................................269
Diagnosis Procedure .............................................270
Component Inspection ...........................................271
P0138 HO2S2 ..................................................274
DTC Logic ............................................................ ..274
Component Function Check ..................................275
Diagnosis Procedure .............................................276
Component Inspection ...........................................279
P0139 HO2S2 ..................................................282
DTC Logic ............................................................ ..282
Component Function Check ..................................283
Diagnosis Procedure .............................................284
Component Inspection ...........................................286
P014C, P014D, P015A, P015B, A/F SENSOR
1 ...................................................................... .
289
DTC Logic ............................................................ ..289
Diagnosis Procedure .............................................291
P0171 FUEL INJECTION SYSTEM FUNC-
TION ................................................................ .
294
DTC Logic ............................................................ ..294
Diagnosis Procedure .............................................295
P0172 FUEL INJECTION SYSTEM FUNC-
TION ................................................................ .
298
DTC Logic ............................................................ ..298
Diagnosis Procedure .............................................299
P0181 FTT SENSOR .......................................302
DTC Logic ............................................................ ..302
Component Function Check ..................................303
Diagnosis Procedure .............................................304
Component Inspection ...........................................305
P0182, P0183 FTT SENSOR ...........................306
DTC Logic ............................................................ ..306
Diagnosis Procedure .............................................306
Component Inspection ...........................................307
P0196 EOT SENSOR .......................................309
DTC Logic ............................................................ .309
Component Function Check .................................311
Diagnosis Procedure .............................................311
Component Inspection ..........................................311
P0197, P0198 EOT SENSOR ...........................312
DTC Logic ............................................................ .312
Diagnosis Procedure .............................................312
Component Inspection ..........................................313
P0222, P0223 TP SENSOR ..............................315
DTC Logic ............................................................ .315
Diagnosis Procedure .............................................315
Component Inspection ..........................................317
P0300, P0301, P0302, P0303, P0304 MIS-
FIRE ................................................................ ..
318
DTC Logic ............................................................ .318
Diagnosis Procedure .............................................319
P0327, P0328 KS .............................................324
DTC Logic ............................................................ .324
Diagnosis Procedure .............................................324
Component Inspection ..........................................325
P0335 CKP SENSOR (POS) ............................326
DTC Logic ............................................................ .326
Diagnosis Procedure .............................................326
Component Inspection (Crankshaft Position sen-
sor) ....................................................................... .
328
P0340 CMP SENSOR (PHASE) .......................329
DTC Logic ............................................................ .329
Diagnosis Procedure .............................................329
Component Inspection (Camshaft position sen-
sor) ....................................................................... .
331
P0420 THREE WAY CATALYST FUNCTION ..332
DTC Logic ............................................................ .332
Component Function Check .................................333
Diagnosis Procedure .............................................334
P0441 EVAP CONTROL SYSTEM ..................337
DTC Logic ............................................................ .337
Component Function Check .................................338
Diagnosis Procedure .............................................339
P0443 EVAP CANISTER PURGE VOLUME
CONTROL SOLENOID VALVE ...................... ..
342
DTC Logic ............................................................ .342
Diagnosis Procedure .............................................343
Component Inspection ..........................................345
P0444, P0445 EVAP CANISTER PURGE
VOLUME CONTROL SO LENOID VALVE .......
347
DTC Logic ............................................................ .347
Diagnosis Procedure .............................................347
Component Inspection ..........................................349
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P0447 EVAP CANISTER VENT CONTROL
VALVE ............................................................ ..
350
DTC Logic ........................................................... ..350
Diagnosis Procedure .............................................350
Component Inspection ..........................................352
P0448 EVAP CANISTER VENT CONTROL
VALVE ............................................................ ..
354
DTC Logic ........................................................... ..354
Diagnosis Procedure .............................................355
Component Inspection ..........................................356
P0451 EVAP CONTROL SYSTEM PRES-
SURE SENSOR .............................................. ..
358
DTC Logic ........................................................... ..358
Diagnosis Procedure .............................................359
Component Inspection ..........................................361
P0452 EVAP CONTROL SYSTEM PRES-
SURE SENSOR .............................................. ..
362
DTC Logic ........................................................... ..362
Diagnosis Procedure .............................................363
Component Inspection ..........................................364
P0453 EVAP CONTROL SYSTEM PRES-
SURE SENSOR .............................................. ..
366
DTC Logic ........................................................... ..366
Diagnosis Procedure .............................................367
Component Inspection ..........................................369
P0456 EVAP CONTROL SYSTEM ..................370
DTC Logic ........................................................... ..370
Diagnosis Procedure .............................................371
Component Inspection ..........................................375
P0460 FUEL LEVEL SENSOR ........................376
DTC Logic ........................................................... ..376
Diagnosis Procedure .............................................376
P0461 FUEL LEVEL SENSOR ........................377
DTC Logic ........................................................... ..377
Component Function Check ..................................377
Diagnosis Procedure .............................................378
P0462, P0463 FUEL LEVEL SENSOR ............379
DTC Logic ........................................................... ..379
Diagnosis Procedure .............................................379
P0500 VSS .......................................................380
Description .......................................................... ..380
DTC Logic .............................................................380
Diagnosis Procedure .............................................380
P0506 ISC SYSTEM .........................................382
Description .......................................................... ..382
DTC Logic .............................................................382
Diagnosis Procedure .............................................382
P0507 ISC SYSTEM .........................................384
Description .......................................................... ..384
DTC Logic .............................................................384
Diagnosis Procedure ........................................... ..384
P050A, P050B, P050E COLD START CON-
TROL ...............................................................
386
Description ........................................................... ..386
DTC Logic ..............................................................386
Diagnosis Procedure .............................................387
P0520 EOP SENSOR ......................................388
DTC Logic ..............................................................388
Diagnosis Procedure .............................................388
Component Inspection ...........................................390
P0524 ENGINE OIL PRESSURE ....................391
DTC Logic ..............................................................391
Diagnosis Procedure .............................................392
Component Inspection ...........................................393
P052A, P052B INTAKE VALVE TIMING CON-
TROL ...............................................................
394
DTC Logic ............................................................ ..394
Diagnosis Procedure .............................................394
Component Inspection (Intake Valve Timing Con-
trol Solenoid Valve) ............................................. ..
396
Component Inspection (Intake Valve Timing Inter-
mediate Lock Control Solenoid Valve) ................ ..
397
Component Inspection (Crankshaft Position sen-
sor) ...................................................................... ..
397
Component Inspection (Camshaft position sen-
sor) ...................................................................... ..
398
P0603 ECM .....................................................400
DTC Logic ..............................................................400
Diagnosis Procedure .............................................400
P0604 ECM .....................................................401
DTC Logic ..............................................................401
Diagnosis Procedure .............................................401
P0605 ECM .....................................................402
DTC Logic ..............................................................402
Diagnosis Procedure .............................................402
P0606 ECM .....................................................403
DTC Logic ..............................................................403
Diagnosis Procedure .............................................403
P0607 ECM .....................................................404
DTC Logic ..............................................................404
Diagnosis Procedure .............................................404
P060A ECM .....................................................405
DTC Logic ..............................................................405
Diagnosis Procedure .............................................405
P060B ECM .....................................................406
DTC Logic ..............................................................406
Diagnosis Procedure .............................................406
P0643 SENSOR POWER SUPPLY ................407
Description .............................................................407
DTC Logic ..............................................................407
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Diagnosis Procedure .............................................408
P0850 PNP SWITCH .......................................410
Description ........................................................... ..410
DTC Logic ..............................................................410
Component Function Check ..................................411
Diagnosis Procedure .............................................411
P1078 EVT CONTROL POSITION SENSOR ..413
DTC Logic ............................................................ ..413
Diagnosis Procedure .............................................413
Component Inspection ...........................................415
P1148 CLOSED LOOP CONTROL .................416
DTC Logic ............................................................ ..416
Diagnosis Procedure .............................................416
P117A AIR FUEL RATIO .................................417
DTC Logic ............................................................ ..417
Diagnosis Procedure .............................................418
P1212 TCS COMMUNICATION LINE .............422
Description ........................................................... ..422
DTC Logic ..............................................................422
Diagnosis Procedure .............................................422
P1217 ENGINE OVER TEMPERATURE .........423
DTC Logic ............................................................ ..423
Component Function Check ..................................423
Diagnosis Procedure .............................................424
P1225 TP SENSOR .........................................426
DTC Logic ............................................................ ..426
Diagnosis Procedure .............................................426
P1226 TP SENSOR .........................................427
DTC Logic ............................................................ ..427
Diagnosis Procedure .............................................427
P1550 BATTERY CURRENT SENSOR ..........428
DTC Logic ............................................................ ..428
Diagnosis Procedure .............................................428
Component Inspection ...........................................429
P1551, P1552 BATTERY CURRENT SEN-
SOR ................................................................. .
431
DTC Logic ............................................................ ..431
Diagnosis Procedure .............................................431
Component Inspection ...........................................432
P1553 BATTERY CURRENT SENSOR ..........434
DTC Logic ............................................................ ..434
Diagnosis Procedure .............................................434
Component Inspection ...........................................435
P1554 BATTERY CURRENT SENSOR ..........437
DTC Logic ............................................................ ..437
Component Function Check ..................................437
Diagnosis Procedure .............................................438
Component Inspection ...........................................439
P1556, P1557 BATTERY TEMPERATURE
SENSOR ......................................................... ..
440
DTC Logic ............................................................ .440
Diagnosis Procedure .............................................440
Component Inspection ..........................................441
P1564 ASCD STEERING SWITCH ..................442
DTC Logic ............................................................ .442
Diagnosis Procedure .............................................442
Component Inspection ..........................................444
P1572 ASCD BRAKE SWITCH ........................445
DTC Logic ............................................................ .445
Diagnosis Procedure .............................................446
Component Inspection (Brake Pedal Position
Switch) ................................................................. .
449
Component Inspection (Stop Lamp Switch) ..........450
Component Inspection (Stop Lamp Relay) ...........450
P1574 ASCD VEHICLE SPEED SENSOR ..... ..452
Description ........................................................... .452
DTC Logic .............................................................452
Diagnosis Procedure .............................................452
P1715 INPUT SPEED SENSOR .......................454
Description ........................................................... .454
DTC Logic .............................................................454
Diagnosis Procedure .............................................454
P1800 INTAKE MANIFOLD TUNING VALVE ..456
DTC Logic .............................................................456
Diagnosis Procedure .............................................456
Component Inspection ..........................................457
P1805 BRAKE SWITCH ................................. ..459
DTC Logic ............................................................ .459
Diagnosis Procedure .............................................459
Component Inspection (Stop Lamp Switch) ..........461
Component Inspection (Stop Lamp Relay) ...........461
P2004 INTAKE MANIFOLD RUNNER CON-
TROL VALVE ................................................. ..
462
DTC Logic ............................................................ .462
Diagnosis Procedure .............................................462
Component Inspection ..........................................463
P2014, P2016, P2017, P2018 INTAKE MANI-
FOLD RUNNER CONTROL VALVE POSI-
TION SENSOR ............................................... ..
465
DTC Logic ............................................................ .465
Diagnosis Procedure .............................................465
P2096, P2097 A/F SENSOR 1 .........................468
DTC Logic ............................................................ .468
Diagnosis Procedure .............................................468
P2100, P2103 THROTTLE CONTROL MO-
TOR RELAY ................................................... ..
472
DTC Logic ............................................................ .472
Diagnosis Procedure .............................................472
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P2101 ELECTRIC THROTTLE CONTROL
FUNCTION ..................................................... ..
475
DTC Logic ........................................................... ..475
Diagnosis Procedure .............................................475
Component Inspection ..........................................477
P2118 THROTTLE CONTROL MOTOR ..........478
DTC Logic ........................................................... ..478
Diagnosis Procedure .............................................478
Component Inspection ..........................................479
P2119 ELECTRIC THROTTLE CONTROL
ACTUATOR .................................................... ..
480
DTC Logic ........................................................... ..480
Diagnosis Procedure .............................................480
P2122, P2123 APP SENSOR ...........................482
DTC Logic ........................................................... ..482
Diagnosis Procedure .............................................482
Component Inspection ..........................................484
P2127, P2128 APP SENSOR ...........................485
DTC Logic ........................................................... ..485
Diagnosis Procedure .............................................485
Component Inspection ..........................................486
P2135 TP SENSOR ..........................................488
DTC Logic ........................................................... ..488
Diagnosis Procedure .............................................488
Component Inspection ..........................................490
P2138 APP SENSOR .......................................491
DTC Logic ........................................................... ..491
Diagnosis Procedure .............................................491
Component Inspection ..........................................493
P2610 ECM INTERNAL TIMER .......................494
Description .......................................................... ..494
DTC Logic .............................................................494
Diagnosis Procedure .............................................495
BRAKE PEDAL POSITION SWITCH ...............496
Component Function Check ................................ ..496
Diagnosis Procedure .............................................496
Component Inspection (Brake Pedal Position
Switch) ................................................................ ..
497
COOLING FAN .................................................499
Component Function Check ................................ ..499
Diagnosis Procedure .............................................499
Component Inspection (Cooling Fan Motor) .........501
Component Inspection (C ooling Fan Relay) .........502
ELECTRICAL LOAD SIGNAL ....................... ..503
Description .......................................................... ..503
Component Function Check ..................................503
Diagnosis Procedure .............................................503
FUEL INJECTOR .............................................505
Component Function Check ................................ ..505
Diagnosis Procedure .............................................505
Component Inspection ......................................... ..506
FUEL PUMP ....................................................508
Description .............................................................508
Component Function Check ..................................508
Diagnosis Procedure .............................................508
Component Inspection ...........................................510
IGNITION SIGNAL ..........................................511
Component Function Check ..................................511
Diagnosis Procedure .............................................511
Component Inspection (Ignition Coil with Power
Transistor) ........................................................... ..
514
Component Inspection (Condenser) ......................515
INFORMATION DISPLAY (ASCD) .................516
Component Function Check ..................................516
Diagnosis Procedure .............................................516
MALFUNCTION INDICATOR LAMP ..............517
Component Function Check ..................................517
Diagnosis Procedure .............................................517
ON BOARD REFUELING VAPOR RECOV-
ERY (ORVR) ....................................................
518
Component Function Check ................................ ..518
Diagnosis Procedure .............................................518
Component Inspection ...........................................520
REFRIGERANT PRESSURE SENSOR ..........523
Component Function Check ..................................523
Diagnosis Procedure .............................................523
SENSOR POWER SUPPLY 2 CIRCUIT .........525
Description .............................................................525
Diagnosis Procedure .............................................525
SYMPTOM DIAGNOSIS ............................527
ENGINE CONTRO L SYSTEM ........................527
Symptom Table ................................................... ..527
INFORMATION DISPLAY IS MALFUNCTION-
ING ..................................................................
532
Diagnosis Procedure ........................................... ..532
NORMAL OPERATING CONDITION .............533
Description .............................................................533
PERIODIC MAINTENANCE ......................534
IDLE SPEED .... ...............................................534
Inspection ............................................................ ..534
IGNITION TIMING ...........................................535
Inspection ..............................................................535
EVAPORATIVE EMISSION SYSTEM .............536
Inspection ..............................................................536
EVAP LEAK CHECK ......................................537
Inspection ..............................................................537
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EC-8
POSITIVE CRANKCASE VENTILATION ........539
Inspection ............................................................ ..539
REMOVAL AND INSTALLATION ..............540
ECM ................................................................ .540
Removal and Installation ..................................... ..540
SERVICE DATA AND SPECIFICATIONS
(SDS) .............. ............................................
541
SERVICE DATA AND SPECIFICATIONS
(SDS) ............................................................... .
541
Idle Speed ........................................................... ..541
Ignition Timing .......................................................541
Calculated Load Value ..........................................541
Mass Air Flow Sensor ............................................541
VQ35DE
PRECAUTION .............. ..............................
542
PRECAUTIONS .............................................. .542
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" .............................................................. ..
542
On Board Diagnostic (OBD) System of Engine
and CVT .............................................................. ..
542
General Precautions ..............................................543
PREPARATION ..........................................546
PREPARATION .............................................. .546
Special Service Tools .......................................... ..546
Commercial Service Tools .....................................546
SYSTEM DESCRIPTION ...........................548
COMPONENT PARTS .................................... .548
ENGINE CONTROL SYSTEM .................................548
ENGINE CONTROL SYSTEM : Component Parts
Location ............................................................... ..
548
Accelerator Pedal Position Sensor ........................552
Air Fuel Ratio (A/F) Sensor 1 ................................552
ASCD Steering Switch ...........................................553
Battery Current Sensor (With Battery Tempera-
ture Sensor) ......................................................... ..
553
Camshaft Position Sensor (PHASE) .....................554
Cooling Fan ......................................................... ..554
Crankshaft Position Sensor (POS) ........................554
ECM .......................................................................555
Electric Throttle Control Actuator ......................... ..555
Electronic Controlled Engine Mount .................... ..556
Engine Coolant Temperature Sensor ....................556
Engine Oil Pressure Sensor ................................ ..557
Engine Oil Temperature Sensor ............................557
EVAP Canister ..................................... ..................557
EVAP Canister Purge Volu me Control Solenoid
Valve .................................................................... ..
557
EVAP Canister Vent Control Valve ........................558
EVAP Control System Pressu re Sensor ................558
Fuel Injector ......................................................... .558
Fuel Level Sensor Unit and Fuel Pump (With Fuel
Tank Temperature Sensor) .................................. .
558
Heated Oxygen Sensor 2 ......................................559
Ignition Coil (With Power Transistor) ....................560
Intake Valve Timing Control Solenoid Valve .........560
Knock Sensor ....................................................... .560
Malfunction Indicator lamp (MIL) ...........................560
Mass Air Flow Sensor (With Intake Air Tempera-
ture Sensor) ......................................................... .
560
Oil Pressure Warning Lamp ..................................561
Power Valve Actuator 1 and 2 ..............................561
Refrigerant Pressure Sensor ................................562
Stop Lamp Switch & Brak e Pedal Position Switch .562
VIAS Control Solenoid Valve 1 and 2 .................. .562
STRUCTURE AND OPERATION .....................563
Positive Crankcase Ventilation (PCV) ...................563
On Board Refueling Vapor Recovery (ORVR) ..... .564
SYSTEM ...........................................................565
ENGINE CONTROL SYSTEM ................................ .565
ENGINE CONTROL SYSTEM : System Descrip-
tion ....................................................................... .
565
ENGINE CONTROL SYSTEM : Fail-safe .............566
MULTIPORT FUEL INJECTION SYSTEM ............. .568
MULTIPORT FUEL INJECTION SYSTEM : Sys-
tem Description .................................................... .
568
ELECTRIC IGNITION SYSTEM ............................. .571
ELECTRIC IGNITION SYSTEM : System De-
scription ................................................................ .
571
AIR CONDITIONING CUT CONTROL ................... .572
AIR CONDITIONING CUT CONTROL : System
Description ........................................................... .
573
AUTOMATIC SPEED CONTROL DEVICE (ASCD) .574
AUTOMATIC SPEED CONTROL DEVICE (AS-
CD) : System Description ..................................... .
574
COOLING FAN CONTROL .................................... .575
COOLING FAN CONTROL : System Description .575
ELECTRONIC CONTROLLED ENGINE MOUNT .. .577
ELECTRONIC CONTROLLED ENGINE MOUNT
: System Description ............................................ .
577
EVAPORATIVE EMISSION SYSTEM .....................579
EVAPORATIVE EMISSION SYSTEM : System
Description ........................................................... .
580
THROTTLE CONTROL ...........................................581
THROTTLE CONTROL : Syst em Description ......581
INTAKE VALVE TIMING CONTROL ..................... .582
INTAKE VALVE TIMING CONTROL : System De-
scription ................................................................ .
583
ENGINE PROTECTION CONTROL AT LOW EN-
GINE OIL PRESSURE ........................................... .
583
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ENGINE PROTECTION CO
NTROL AT LOW EN-
GINE OIL PRESSURE : System Description ...... ..
583
FUEL FILLER CAP WARNING SYSTEM ............. ..584
FUEL FILLER CAP WARNING SYSTEM : System
Description .......................................................... ..
585
VARIABLE INDUCTION AIR SYSTEM ...................586
VARIABLE INDUCTION AIR SYSTEM : System
Description .......................................................... ..
586
INTEGRATED CONTROL OF ENGINE, CVT, AND
ABS ........................................................................ ..
587
INTEGRATED CONTROL OF ENGINE, CVT,
AND ABS : System Descri ption ............................
588
ALTERNATOR POWER GENERATION VOLT-
AGE VARIABLE CONTROL SYSTEM .................. ..
588
ALTERNATOR POWER GENERATION VOLT-
AGE VARIABLE CONTRO L SYSTEM : System
Description .......................................................... ..
588
CAN COMMUNICATION ....................................... ..588
CAN COMMUNICATION : System Description ....588
OPERATION ................................................... ..589
AUTOMATIC SPEED CONTROL DEVICE (ASCD) ..589
AUTOMATIC SPEED CONT ROL DEVICE (AS-
CD) : Switch Name and Function ........................ ..
589
ON BOARD DIAGNOSTIC (OBD) SYSTEM ....590
Diagnosis Description ......................................... ..590
GST (Generic Scan Tool) ......................................590
DIAGNOSIS SYSTEM (ECM) ...........................591
DIAGNOSIS DESCRIPTION ................................. ..591
DIAGNOSIS DESCRIPTION : 1st Trip Detection
Logic and Two Trip Detection Logic .................... ..
591
DIAGNOSIS DESCRIPTION : DTC and Freeze
Frame Data ......................................................... ..
591
DIAGNOSIS DESCRIPTION : Counter System ....592
DIAGNOSIS DESCRIPTION : Driving Pattern ......595
DIAGNOSIS DESCRIPTION : System Readiness
Test (SRT) Code ................................................. ..
596
DIAGNOSIS DESCRIPTION : Permanent Diag-
nostic Trouble Code (Permanent DTC) ............... ..
597
DIAGNOSIS DESCRIPTION : Malfunction Indica-
tor Lamp (MIL) ..................................................... ..
598
On Board Diagnosis Function ...............................598
CONSULT Function ..............................................601
ECU DIAGNOSIS INFORMATION ............613
ECM ................................................................ ..613
Reference Value ................................................. ..613
Fail-safe ................................................................627
DTC Inspection Priority Chart .............................629
DTC Index ............................................................630
Test Value and Test Limit .....................................634
WIRING DIAGRAM ....................................642
ENGINE CONTRO L SYSTEM ........................642
Wiring Diagram .................................................... ..642
BASIC INSPECTION .................................670
DIAGNOSIS AND REPAIR WORKFLOW ......670
Work Flow ............................................................ ..670
Diagnostic Work Sheet ..........................................673
BASIC INSPECTION .......................................675
Work Procedure .....................................................675
ADDITIONAL SERVICE WHEN REPLACING
ECM .................................................................
679
Description ........................................................... ..679
Work Procedure .....................................................679
ACCELERATOR PEDAL RELEASED POSI-
TION LEARNING ............................................
681
Description ........................................................... ..681
Work Procedure .....................................................681
THROTTLE VALVE CLOSED POSITION
LEARNING ....... ...............................................
682
Description ........................................................... ..682
Work Procedure .....................................................682
IDLE AIR VOLUME LEARNING .....................683
Description .............................................................683
Work Procedure .....................................................683
MIXTURE RATIO SELF-LEARNING VALUE
CLEAR ............................................................
685
Description ........................................................... ..685
Work Procedure .....................................................685
VIN REGISTRATION .......................................686
Description .............................................................686
Work Procedure .....................................................686
FUEL PRESSURE ...........................................687
Work Procedure .....................................................687
HOW TO SET SRT CODE ..............................689
Description .............................................................689
SRT Set Driving Pattern ........................................690
Work Procedure .....................................................692
HOW TO ERASE PERMANENT DTC ............695
Description .............................................................695
Work Procedure (Group A) ....................................696
Work Procedure (Group B) ....................................698
DTC/CIRCUIT DIAGNOSIS .......................701
TROUBLE DIAGNOSIS - SPECIFICATION
VALUE .............................................................
701
Description ........................................................... ..701
Component Function Check ..................................701
Diagnosis Procedure .............................................702
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Page 1010 of 4801
EC-10
POWER SUPPLY AND GROUND CIRCUIT ...709
Diagnosis Procedure ........................................... ..709
U0101 CAN COMM CIRCUIT ..........................713
Description ........................................................... ..713
DTC Logic ..............................................................713
Diagnosis Procedure .............................................713
U1001 CAN COMM CIRCUIT ..........................714
Description ........................................................... ..714
DTC Logic ..............................................................714
Diagnosis Procedure .............................................714
P0011, P0021 IVT CONTROL .........................715
DTC Logic ............................................................ ..715
Diagnosis Procedure .............................................716
Component Inspection ...........................................717
P0031, P0032, P0051, P0052 A/F SENSOR 1
HEATER .......................................................... .
719
DTC Logic ............................................................ ..719
Diagnosis Procedure .............................................719
Component Inspection ...........................................720
P0037, P0038, P0057, P0058 HO2S2 HEAT-
ER ................................................................... .
722
DTC Logic ............................................................ ..722
Diagnosis Procedure .............................................722
Component Inspection ...........................................723
P0075, P0081 IVT CONTROL SOLENOID
VALVE ............................................................ .
725
DTC Logic ............................................................ ..725
Diagnosis Procedure .............................................725
Component Inspection ...........................................726
P0101 MAF SENSOR ......................................727
DTC Logic ............................................................ ..727
Diagnosis Procedure .............................................727
Component Inspection ...........................................729
P0102, P0103 MAF SENSOR ..........................732
DTC Logic ............................................................ ..732
Diagnosis Procedure .............................................732
Component Inspection ...........................................733
P0111 IAT SENSOR ........................................736
DTC Logic ............................................................ ..736
Component Function Check ..................................737
Diagnosis Procedure .............................................737
Component Inspection ...........................................737
P0112, P0113 IAT SENSOR ............................738
DTC Logic ............................................................ ..738
Diagnosis Procedure .............................................738
Component Inspection ...........................................739
P0116 ECT SENSOR .......................................740
DTC Logic ............................................................ ..740
Component Function Check ..................................741
Diagnosis Procedure .............................................741
Component Inspection ......................................... .741
P0117, P0118 ECT SENSOR ...........................742
DTC Logic ............................................................ .742
Diagnosis Procedure .............................................742
Component Inspection ..........................................743
P0122, P0123 TP SENSOR ..............................744
DTC Logic ............................................................ .744
Diagnosis Procedure .............................................744
Component Inspection ..........................................745
P0125 ECT SENSOR .......................................746
DTC Logic ............................................................ .746
Diagnosis Procedure .............................................746
Component Inspection ..........................................747
P0127 IAT SENSOR .........................................748
DTC Logic ............................................................ .748
Diagnosis Procedure .............................................748
Component Inspection ..........................................749
P0128 THERMOSTAT FUNCTION ..................750
DTC Logic ............................................................ .750
Diagnosis Procedure .............................................751
Component Inspection ..........................................751
P0130, P0150 A/F SENSOR 1 .........................753
DTC Logic ............................................................ .753
Component Function Check .................................754
Diagnosis Procedure .............................................755
P0131, P0151 A/F SENSOR 1 .........................757
DTC Logic ............................................................ .757
Diagnosis Procedure .............................................758
P0132, P0152 A/F SENSOR 1 .........................760
DTC Logic ............................................................ .760
Diagnosis Procedure .............................................761
P0137, P0157 HO2S2 .......................................763
DTC Logic ............................................................ .763
Component Function Check .................................764
Diagnosis Procedure .............................................765
Component Inspection ..........................................766
P0138, P0158 HO2S2 .......................................768
DTC Logic ............................................................ .768
Component Function Check .................................769
Diagnosis Procedure .............................................770
Component Inspection ..........................................773
P0139, P0159 HO2S2 .......................................775
DTC Logic ............................................................ .775
Component Function Check .................................776
Diagnosis Procedure .............................................777
Component Inspection ..........................................778
P014C, P014D, P014E, P014F, P015A,
P015B, P015C, P015D A/F SENSOR 1 ......... ..
781
DTC Logic ............................................................ .781
Diagnosis Procedure .............................................783
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