system NISSAN TIIDA 2011 Service Repair Manual

WARNING CHIMEDI-43
< SERVICE INFORMATION >
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WARNING CHIME
Component Parts and Har ness Connector LocationINFOID:0000000005929191
System DescriptionINFOID:0000000005929192
• Buzzer for warning chime system is installed in the combination meter.
• The buzzer sounds when combination meter receives buzzer output signal with CAN communication line.
POWER SUPPLY AND GROUND CIRCUIT
Power is supplied at all times
• through 40A fusible link (letter g, located in the fuse and fusible link box)
• to BCM terminal 70,
1. Combination meter M24 2. BCM M18, M19, M20 (view with
glove box removed) 3. Intelligent Key unit M52 (with Intelli-
gent Key)
4. Key switch and key lock solenoid M27 (without Intelligent Key) 5. Key switch and ignition knob switch
M73 (with Intelligent Key) 6. Combination switch (lighting switch)
M28
7. Front door switch LH B8 8. Parking brake switch M17
AWMIA0117ZZ
Revision: May 2010 2011 Versa

DI-44
< SERVICE INFORMATION >
WARNING CHIME
• through 10A fuse [No. 8, located in the fuse block (J/B)]
• to BCM terminal 57,
• through 10A fuse [No. 13, located in the fuse block (J/B)]
• to combination meter terminal 27.
With ignition switch in the ON or START position, power is supplied
• through 10A fuse [No. 6, located in the fuse block (J/B)]
• to BCM terminal 38,
• through 10A fuse [No. 3, located in the fuse block (J/B)]
• to combination meter terminal 28.
Ground is supplied
• to BCM terminal 67 and
• to combination meter terminals 21, 22 and 23
• through grounds M57 and M61.
IGNITION KEY WARNING CHIME (WITHOUT INTELLIGENT KEY)
With the key inserted into the key switch, and the ignition switch in the OFF or ACC position, when driver's
door is opened, the warning chime will sound.
• BCM detects key inserted into the ignition switch, and sends key warning signal to combination meter with CAN communication line.
• When combination meter receives key warning signal, it sounds warning chime.
IGNITION KEY WARNING CHIME (WITH INTELLIGENT KEY)
When Mechanical Key Is Used
With the key inserted into the key switch, and the igniti on switch in the LOCK or ACC position, when driver's
door is opened, the warning chime will sound.
• BCM detects key inserted into the ignition switch, and sends key warning signal to combination meter with
CAN communication line.
• When combination meter receives key warning signal, it sounds warning chime.
When Intelligent Key Is Carried With The Driver
Refer to BL-88, "System Description".
LIGHT WARNING CHIME
The warning chime sounds, when driver's door is opened (door switch ON) with lighting switch ON and the
ignition switch is in any position other than ON or START.
NOTE:
BCM detected lighting switch in the 1st or 2nd position, refer to LT-64, "
Combination Switch Reading Func-
tion".
• BCM detects headlamps are illuminated, and sends light warning signal to combination meter with CAN
communication lines.
WKIA5463E
WKIA5464E
Revision: May 2010 2011 Versa

DI-48
< SERVICE INFORMATION >
WARNING CHIME
DATA MONITOR
Display Item List
ACTIVE TEST
Display Item List
SELF-DIAG RESULTS
Display Item List
NOTE:
If “CAN communication [U1000]” is indicated, after printing the monitor item, go to “LAN system”. Refer to
LAN-17, "
Trouble Diagnosis Flow Chart".
Trouble DiagnosisINFOID:0000000005929196
HOW TO PERFORM TROUBLE DIAGNOSIS
1. Confirm the symptom and customer complaint.
2. Understand the outline of system. Refer to DI-43, "
System Description".
3. Perform the preliminary inspection. Refer to "PRELIMINARY INSPECTION".
4. According to symptom chart, repair or replac e the cause of the malfunction. Refer to "SYMPTOM
CHART".
5. Does warning chime system operate normally? If it operates normally, GO TO 6. If not, GO TO 4.
6. Inspection End.
PRELIMINARY INSPECTION
BCM diagnostic test item Diagnostic mode
Description
Inspection by part WORK SUPPORT
Supports inspections and adjustments. Commands are transmitted to the BCM for
setting the status suitable for required operation, input/output signals are received
from the BCM and received data is displayed.
DATA MONITOR Displays BCM input/output data in real time. ACTIVE TEST Operation of electrical loads can be checked by sending drive signal to them.
SELF-DIAG RESULTS Displays BCM self-diagnosis results.
CAN DIAG SUPPORT MNTR The result of transmit/receive diagnosis of CAN communication can be read. ECU PART NUMBER BCM part number can be read.CONFIGURATION Performs BCM configuration read/write functions.
Monitored item ALL SIGNALS SELECTION
FROM MENU Contents
IGN ON SW XX Indicates [ON/OFF] condition of ignition switch.
KEY ON SW XX Indicates [ON/OFF] condition of key switch.
DOOR SW-DR XX Indicates [ON/OFF] condition of front door switch LH.
LIGHT SW 1ST XX Indicates [ON/OFF] condition of lighting switch.
BUCKLE SW XX Indicates [ON/OFF] condition of seat belt buckle switch LH.
Test item Malfunction is detected when···
IGN KEY WARN ALM This test is able to check key warning chime operation.
LIGHT WARN ALM This test is able to check light warning chime operation.
SEAT BELT WARN TEST This test is able to check seat belt warning chime operation.
Display item [Code] Malfunction is detected when...
CAN communication [U1000] Malfunction is detected in CAN communication.
Revision: May 2010 2011 Versa

WARNING CHIMEDI-49
< SERVICE INFORMATION >
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1.CHECK BCM
Perform self-diagnosis of BCM. Refer to DI-47, "
CONSULT-III Function (BCM)".
Self
-diagnostic results content
No malfunction detected>> GO TO 2.
Malfunction detected>> Check applicable parts, and repair or replace corresponding parts.
2.CHECK COMBINATION METER
Perform self-diagnosis of combination meter. Refer to DI-13, "
CONSULT-III Function (METER/M&A)".
Self
-diagnostic results content
No malfunction detected>> Inspection End.
Malfunction detected>> Check applicable parts, and repair or replace corresponding parts.
SYMPTOM CHART
Combination Meter Buzzer Circuit InspectionINFOID:0000000005929197
1.CHECK CHIME OPERATION
1. Select “BUZZER” of “BCM” on CONSULT-III.
2. Perform “LIGHT WARN ALM” or “IGN KEY WARN ALM” of “ACTIVE TEST”.
Does chime sound?
YES >> Combination meter buzzer circuit is OK. Return to DI-48, "Trouble Diagnosis".
NO >> GO TO 2.
2.CHECK COMBINATION METER INPUT SIGNAL
1. Select “METER/M&A” on CONSULT-III.
2. Turn on hazard switch or lighting switch while monitoring “BUZZER” of “DATA MONITOR” and check
operation status.
OK or NG
Symptom Diagnoses/Service procedure
All warning chime systems do not activate. Perform the following inspections.
•
DI-49, "
Combination Meter Buzzer Circuit Inspection"
•DI-50, "Front Door Switch LH Signal Inspection"
If above check is OK, replace BCM. Refer to BCS-19, "Removal
and Installation of BCM".
Key warning chime
does not activate. Without Intelligent Key.
Perform
DI-51, "
Key Switch Signal Inspection (Without Intelligent
Key)".
If above check is OK, replace BCM. Refer to BCS-19, "
Removal
and Installation of BCM".
With Intelligent Key, when mechanical key
is used. Perform
DI-52, "
Key Switch and Ignition Knob Switch Signal In-
spection (With Intelligent Key, When Mechanical Key Is Used)".
If above check is OK, replace BCM. Refer to BCS-19, "
Removal
and Installation of BCM".
With Intelligent Key, when Intelligent Key
is carried with the driver. Refer to BL-119, "
Trouble Diagnosis Symptom Chart".
Light warning chime does not activate. Perform
DI-54, "
Lighting Switch Signal Inspection".
If above check is OK, replace BCM. Refer to BCS-19, "
Removal
and Installation of BCM".
Parking brake warning chime does not activate Perform the following inspections
•
DI-54, "
Parking Brake Switch Signal Inspection"
•DI-16, "Vehicle Speed Signal Inspection"
“BUZZER”
While hazard switch or
lighting switch is ON : ON and OFF repeatedly
Except above : OFF
Revision: May 2010 2011 Versa

EC-1
ENGINE
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SECTION EC
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CONTENTS
ENGINE CONTROL SYSTEM
HR16DE
BASIC INSPECTION ....... ............................
15
DIAGNOSIS AND REPAIR WORK FLOW .... ....15
Work Flow ........................................................... ....15
Diagnostic Work Sheet ............................................18
INSPECTION AND ADJUSTMENT ....................20
BASIC INSPECTION .................................................20
BASIC INSPECTION : Spec ial Repair Require-
ment .................................................................... ....
20
ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT .................................................... ....
23
ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT : Description ................................
23
ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT : Special Repair Requirement .....
23
IDLE SPEED .......................................................... ....24
IDLE SPEED : Description ........................ ..............24
IDLE SPEED : Special R epair Requirement ...........24
IGNITION TIMING .................................................. ....24
IGNITION TIMING : Description ..............................24
IGNITION TIMING : Special Repair Requirement ....24
VIN REGISTRATION ............................................. ....24
VIN REGISTRATION : Description .........................24
VIN REGISTRATION : Special Repair Require-
ment ........................................................................
25
ACCELERATOR PEDAL RELEASED POSITION
LEARNING ............................................................ ....
25
ACCELERATOR PEDAL RELEASED POSITION
LEARNING : Description .........................................
25
ACCELERATOR PEDAL RELEASED POSITION
LEARNING : Special Repair Requirement ..............
25
THROTTLE VALVE CLOSED POSITION LEARN-
ING ......................................................................... ....
25
THROTTLE VALVE CLOSED POSITION
LEARNING : Description .........................................
25
THROTTLE VALVE CLOSED POSITION
LEARNING : Special Repair Requirement ..............
25
IDLE AIR VOLUME LEARNING ............................ ....25
IDLE AIR VOLUME LEARNING : Description .........25
IDLE AIR VOLUME LEARNI NG : Special Repair
Requirement ........................................................ ....
26
MIXTURE RATIO SELF-LEARNING VALUE
CLEAR ................................................................... ....
27
MIXTURE RATIO SELF-LEARNING VALUE
CLEAR : Description ................................................
27
MIXTURE RATIO SELF-LEARNING VALUE
CLEAR : Special Repair Requirement .....................
27
HOW TO SET SRT CODE ................................29
Description ...............................................................29
SRT Set Driving Pattern ..........................................30
Work Procedure .......................................................32
HOW TO ERASE PERMANENT DTC ..............34
Description ...............................................................34
Work Procedure (Group A) ......................................35
Work Procedure (Group B) ......................................37
FUNCTION DIAGNOSIS ..............................40
ENGINE CONTRO L SYSTEM ..........................40
System Diagram ................................................. ....40
System Description ..................................................41
Component Parts Location ....................................41
Component Description ...........................................45
MULTIPORT FUEL INJECTION SYSTEM .......47
System Diagram .....................................................47
System Description ..................................................47
Component Parts Location ....................................50
Component Description ...........................................54
ELECTRIC IGNITION SYSTEM ........................56
Revision: May 2010 2011 Versa

EC-2
System Diagram ....................................................56
System Description .................................................56
Component Parts Location ...................................57
Component Description ..........................................61
AIR CONDITIONING CUT CONTROL ..............63
System Diagram .................................................. ...63
System Description .................................................63
Component Parts Location ...................................64
Component Description ..........................................68
CAN COMMUNICATION ...................................70
System Description .................................................70
COOLING FAN CONTROL ...............................71
System Diagram .................................................. ...71
System Description .................................................71
Component Parts Location ...................................73
Component Description ..........................................77
EVAPORATIVE EMISSION SYSTEM ...............79
System Diagram .................................................. ...79
System Description .................................................79
Component Parts Location ...................................83
Component Description .........................................87
INTAKE VALVE TIMING CONTROL .................89
System Diagram .................................................. ...89
System Description .................................................89
Component Parts Location ...................................90
Component Description ..........................................94
ON BOARD DIAGNOSTIC (OBD) SYSTEM .....95
Diagnosis Description .......................................... ...95
GST (Generic Scan Tool) .......................................95
DIAGNOSIS SYSTEM (ECM) ............................96
DIAGNOSIS DESCRIPTION .................................. ...96
DIAGNOSIS DESCRIPTION : 1st Trip Detection
Logic and Two Trip Detection Logic .......................
96
DIAGNOSIS DESCRIPTION : DTC and Freeze
Frame Data .............................................................
96
DIAGNOSIS DESCRIPTION : Counter System .....97
DIAGNOSIS DESCRIPTION : Driving Pattern ......100
DIAGNOSIS DESCRIPTION : System Readiness
Test (SRT) Code ................................................. ..
101
DIAGNOSIS DESCRIPTION : Permanent Diag-
nostic Trouble Code (Permanent DTC) .................
102
DIAGNOSIS DESCRIPTION : Malfunction Indica-
tor Lamp (MIL) ..................................................... ..
103
On Board Diagnosis Function ................................103
CONSULT-III Function ..........................................106
COMPONENT DIAGNOSIS .......................114
TROUBLE DIAGNOSIS - SPECIFICATION
VALUE ............................................................ .
114
Description ........................................................... ..114
Component Function Check ..................................114
Diagnosis Procedure .............................................115
TROUBLE DIAGNOSIS FOR INTERMITTENT
INCIDENT .........................................................
122
Description ........................................................... .122
Diagnosis Procedure .............................................122
POWER SUPPLY AND GROUND CIRCUIT ....123
Wiring Diagram .................................................... .123
Diagnosis Procedure .............................................123
Ground Inspection .................................................127
U0101 CAN COMM CIRCUIT ...........................128
Description ........................................................... .128
DTC Logic .............................................................128
Wiring Diagram .....................................................129
Diagnosis Procedure .............................................129
U0140 CAN COMM CIRCUIT ...........................130
Description ........................................................... .130
DTC Logic .............................................................130
Wiring Diagram .....................................................131
Diagnosis Procedure .............................................131
U1001 CAN COMM CIRCUIT ...........................132
Description ........................................................... .132
DTC Logic .............................................................132
Wiring Diagram .....................................................133
Diagnosis Procedure .............................................133
P0011 IVT CONTROL ......................................134
DTC Logic ............................................................ .134
Diagnosis Procedure .............................................135
Component Inspection ..........................................136
P0031, P0032 A/F SENSOR 1 HEATER ..........138
Description ........................................................... .138
DTC Logic .............................................................138
Wiring Diagram .....................................................139
Diagnosis Procedure .............................................139
Component Inspection ..........................................141
P0037, P0038 HO2S2 HEATER .......................142
Description ........................................................... .142
DTC Logic .............................................................142
Wiring Diagram .....................................................143
Diagnosis Procedure .............................................143
Component Inspection ..........................................145
P0075 IVT CONTROL SOLENOID VALVE ......146
Description ........................................................... .146
DTC Logic .............................................................146
Wiring Diagram .....................................................147
Diagnosis Procedure .............................................147
Component Inspection ..........................................148
P0101 MAF SENSOR .......................................150
Description ........................................................... .150
DTC Logic .............................................................150
Component Function Check .................................151
Wiring Diagram .....................................................153
Diagnosis Procedure .............................................153
Component Inspection ..........................................155
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EC-3
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P0102, P0103 MAF SENSOR ........................ ..158
Description .......................................................... ..158
DTC Logic .............................................................158
Wiring Diagram .....................................................159
Diagnosis Procedure .............................................159
Component Inspection ..........................................161
P0112, P0113 IAT SENSOR ............................164
Description .......................................................... ..164
DTC Logic .............................................................164
Wiring Diagram .....................................................165
Diagnosis Procedure .............................................165
Component Inspection ..........................................166
P0116 ECT SENSOR .......................................168
Description .......................................................... ..168
DTC Logic .............................................................168
Diagnosis Procedure .............................................169
Component Inspection ..........................................169
P0117, P0118 ECT SENSOR ...........................170
Description .......................................................... ..170
DTC Logic .............................................................170
Wiring Diagram .....................................................171
Diagnosis Procedure .............................................171
Component Inspection ..........................................172
P0122, P0123 TP SENSOR .............................174
Description .......................................................... ..174
DTC Logic .............................................................174
Wiring Diagram .....................................................175
Diagnosis Procedure .............................................175
Component Inspection ..........................................177
Special Repair Requirement .................................177
P0125 ECT SENSOR ..................................... ..178
Description .......................................................... ..178
DTC Logic .............................................................178
Diagnosis Procedure .............................................179
Component Inspection ..........................................179
P0127 IAT SENSOR .........................................181
Description .......................................................... ..181
DTC Logic .............................................................181
Diagnosis Procedure .............................................182
Component Inspection ..........................................182
P0128 THERMOSTAT FUNCTION ..................183
DTC Logic ........................................................... ..183
Diagnosis Procedure .............................................183
Component Inspection ..........................................184
P0130 A/F SENSOR 1 ......................................185
Description ............................................................185
DTC Logic .............................................................185
Component Function Check ..................................186
Wiring Diagram .....................................................188
Diagnosis Procedure .............................................188
P0131 A/F SENSOR 1 ......................................191
Description ............................................................191
DTC Logic ............................................................ ..191
Wiring Diagram ......................................................193
Diagnosis Procedure .............................................193
P0132 A/F SENSOR 1 ....................................196
Description .............................................................196
DTC Logic ..............................................................196
Wiring Diagram ......................................................198
Diagnosis Procedure .............................................198
P0133 A/F SENSOR 1 ....................................201
Description .............................................................201
DTC Logic ..............................................................201
Wiring Diagram ......................................................203
Diagnosis Procedure .............................................204
P0137 HO2S2 ..................................................207
Description .............................................................207
DTC Logic ..............................................................207
Component Function Check ..................................208
Wiring Diagram ......................................................210
Diagnosis Procedure .............................................210
Component Inspection ...........................................212
P0138 HO2S2 ..................................................215
Description .............................................................215
DTC Logic ..............................................................215
Component Function Check ..................................216
Wiring Diagram ......................................................218
Diagnosis Procedure .............................................218
Component Inspection ...........................................221
P0139 HO2S2 ..................................................224
Description .............................................................224
DTC Logic ..............................................................224
Component Function Check ..................................225
Wiring Diagram ......................................................227
Diagnosis Procedure .............................................227
Component Inspection ...........................................229
P0171 FUEL INJECTION SYSTEM FUNC-
TION ................................................................
232
DTC Logic ..............................................................232
Wiring Diagram ......................................................234
Diagnosis Procedure .............................................234
P0172 FUEL INJECTION SYSTEM FUNC-
TION ................................................................
238
DTC Logic ..............................................................238
Wiring Diagram ......................................................240
Diagnosis Procedure .............................................240
P0181 FTT SENSOR .......................................244
Description .............................................................244
DTC Logic ..............................................................244
Wiring Diagram ......................................................246
Diagnosis Procedure .............................................246
Component Inspection ...........................................248
P0182, P0183 FTT SENSOR ..........................249
Description .............................................................249
Revision: May 2010 2011 Versa

EC-4
DTC Logic ..............................................................249
Wiring Diagram ......................................................250
Diagnosis Procedure .............................................250
Component Inspection ...........................................252
P0222, P0223 TP SENSOR .............................253
Description ........................................................... ..253
DTC Logic ..............................................................253
Wiring Diagram ......................................................254
Diagnosis Procedure .............................................254
Component Inspection ...........................................256
Special Repair Requirement ..................................256
P0300, P0301, P0302, P0303, P0304 MIS-
FIRE ................................................................ .
257
DTC Logic ............................................................ ..257
Diagnosis Procedure .............................................258
P0327, P0328 KS .............................................263
Description ........................................................... ..263
DTC Logic ..............................................................263
Wiring Diagram ......................................................264
Diagnosis Procedure .............................................264
Component Inspection ...........................................265
P0335 CKP SENSOR (POS) ...........................267
Description ........................................................... ..267
DTC Logic ..............................................................267
Wiring Diagram ......................................................268
Diagnosis Procedure .............................................269
Component Inspection ...........................................271
P0340 CMP SENSOR (PHASE) ......................272
Description ........................................................... ..272
DTC Logic ..............................................................272
Wiring Diagram ......................................................274
Diagnosis Procedure .............................................274
Component Inspection ...........................................276
P0420 THREE WAY CATALYST FUNCTION .277
DTC Logic ..............................................................277
Component Function Check ..................................278
Diagnosis Procedure .............................................279
P0441 EVAP CONTROL SYSTEM ..................282
DTC Logic ............................................................ ..282
Component Function Check ..................................283
Diagnosis Procedure .............................................284
Component Inspection (Drain filter) .......................287
P0442 EVAP CONTROL SYSTEM ..................288
DTC Logic ............................................................ ..288
Diagnosis Procedure .............................................289
Component Inspection (Fuel filler cap) ..................293
Component Inspection (Drain filter) .......................293
P0443 EVAP CANISTER PURGE VOLUME
CONTROL SOLENOID VALVE .......................
295
Description ........................................................... ..295
DTC Logic ..............................................................295
Wiring Diagram ......................................................297
Diagnosis Procedure ............................................ .297
Component Inspection ..........................................300
P0444, P0445 EVAP CANISTER PURGE
VOLUME CONTROL SOLENOID VALVE .......
301
Description ........................................................... .301
DTC Logic .............................................................301
Wiring Diagram .....................................................302
Diagnosis Procedure .............................................302
Component Inspection ..........................................304
P0447 EVAP CANISTER VENT CONTROL
VALVE ..............................................................
305
Description ........................................................... .305
DTC Logic .............................................................305
Wiring Diagram .....................................................306
Diagnosis Procedure .............................................306
Component Inspection ..........................................308
P0448 EVAP CANISTER VENT CONTROL
VALVE ..............................................................
310
Description ........................................................... .310
DTC Logic .............................................................310
Wiring Diagram .....................................................312
Diagnosis Procedure .............................................312
Component Inspection ..........................................314
P0451 EVAP CONTROL SYSTEM PRES-
SURE SENSOR ................................................
316
Description ........................................................... .316
DTC Logic .............................................................316
Diagnosis Procedure .............................................316
Component Inspection ..........................................318
P0452 EVAP CONTROL SYSTEM PRES-
SURE SENSOR ................................................
319
Description ........................................................... .319
DTC Logic .............................................................319
Wiring Diagram .....................................................321
Diagnosis Procedure .............................................321
Component Inspection ..........................................324
P0453 EVAP CONTROL SYSTEM PRES-
SURE SENSOR ................................................
326
Description ........................................................... .326
DTC Logic .............................................................326
Wiring Diagram .....................................................328
Diagnosis Procedure .............................................328
Component Inspection ..........................................332
P0455 EVAP CONTROL SYSTEM ..................333
DTC Logic .............................................................333
Diagnosis Procedure .............................................334
Component Inspection (Fuel filler cap) .................337
Component Inspection (Drain filter) ......................338
P0456 EVAP CONTROL SYSTEM ..................339
DTC Logic .............................................................339
Component Function Check .................................341
Diagnosis Procedure .............................................341
Revision: May 2010 2011 Versa

EC-5
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Component Inspection (Fuel filler cap) ...............
..
344
Component Inspection (Drain filter) ......................345
P0460 FUEL LEVEL SENSOR ...................... ..346
Description .......................................................... ..346
DTC Logic .............................................................346
Diagnosis Procedure .............................................346
P0461 FUEL LEVEL SENSOR ........................347
Description .......................................................... ..347
DTC Logic .............................................................347
Component Function Check ..................................347
Diagnosis Procedure .............................................348
P0462, P0463 FUEL LEVEL SENSOR ............349
Description .......................................................... ..349
DTC Logic .............................................................349
Diagnosis Procedure .............................................349
P0500 VSS .......................................................351
Description .......................................................... ..351
DTC Logic .............................................................351
Component Function Check ..................................352
Diagnosis Procedure .............................................352
P0506 ISC SYSTEM .........................................353
Description .......................................................... ..353
DTC Logic .............................................................353
Diagnosis Procedure .............................................353
P0507 ISC SYSTEM .........................................355
Description .......................................................... ..355
DTC Logic .............................................................355
Diagnosis Procedure .............................................355
P0603 ECM POWER SUPPLY .........................357
Description .......................................................... ..357
DTC Logic .............................................................357
Diagnosis Procedure .............................................357
P0605 ECM .......................................................359
Description ............................................................359
DTC Logic .............................................................359
Diagnosis Procedure .............................................360
P0607 ECM .......................................................361
Description ............................................................361
DTC Logic .............................................................361
Diagnosis Procedure .............................................361
P0643 SENSOR POWER SUPPLY .................362
DTC Logic ........................................................... ..362
Wiring Diagram .....................................................363
Diagnosis Procedure .............................................363
P0850 PNP SWITCH ........................................366
Description ............................................................366
DTC Logic .............................................................366
Component Function Check ..................................367
Wiring Diagram .....................................................368
Diagnosis Procedure .............................................368
P1148 CLOSED LOOP CONTROL ................371
DTC Logic ............................................................ ..371
P1217 ENGINE OVER TEMPERATURE ........372
DTC Logic ..............................................................372
Component Function Check ..................................372
Diagnosis Procedure .............................................373
P1225 TP SENSOR .........................................376
Description .............................................................376
DTC Logic ..............................................................376
Diagnosis Procedure .............................................376
Special Repair Requirement ..................................377
P1226 TP SENSOR .........................................378
Description .............................................................378
DTC Logic ..............................................................378
Diagnosis Procedure .............................................378
Special Repair Requirement ..................................379
P1421 COLD START CONTROL ...................380
Description .............................................................380
DTC Logic ..............................................................380
Diagnosis Procedure .............................................380
P1715 INPUT SPEED SENSOR (PRIMARY
SPEED SENSOR) ...........................................
382
Description ........................................................... ..382
DTC Logic ..............................................................382
Diagnosis Procedure .............................................382
P1805 BRAKE SWITCH .................................383
Description .............................................................383
DTC Logic ..............................................................383
Wiring Diagram ......................................................384
Diagnosis Procedure .............................................384
Component Inspection (Stop Lamp Switch) ..........386
P2100, P2103 THROTTLE CONTROL MO-
TOR RELAY ....................................................
387
Description .............................................................387
DTC Logic ..............................................................387
Wiring Diagram ......................................................388
Diagnosis Procedure .............................................388
P2101 ELECTRIC THROTTLE CONTROL
FUNCTION ......................................................
391
Description ........................................................... ..391
DTC Logic ..............................................................391
Wiring Diagram ......................................................392
Diagnosis Procedure .............................................392
Component Inspection ...........................................395
Special Repair Requirement ..................................395
P2118 THROTTLE CONTROL MOTOR .........396
Description .............................................................396
DTC Logic ..............................................................396
Wiring Diagram ......................................................397
Diagnosis Procedure .............................................397
Component Inspection ...........................................398
Special Repair Requirement ..................................399
Revision: May 2010 2011 Versa

EC-6
P2119 ELECTRIC THROTTLE CONTROL
ACTUATOR .....................................................
400
Description ........................................................... ..400
DTC Logic ..............................................................400
Diagnosis Procedure .............................................400
Special Repair Requirement ..................................401
P2122, P2123 APP SENSOR ......................... .402
Description ........................................................... ..402
DTC Logic ..............................................................402
Wiring Diagram ......................................................403
Diagnosis Procedure .............................................403
Component Inspection ...........................................405
Special Repair Requirement ..................................405
P2127, P2128 APP SENSOR ......................... .406
Description ........................................................... ..406
DTC Logic ..............................................................406
Wiring Diagram ......................................................407
Diagnosis Procedure .............................................407
Component Inspection ...........................................409
Special Repair Requirement ..................................410
P2135 TP SENSOR ........................................ .411
Description ........................................................... ..411
DTC Logic ..............................................................411
Wiring Diagram ......................................................412
Diagnosis Procedure .............................................412
Component Inspection ...........................................414
Special Repair Requirement ..................................414
P2138 APP SENSOR ..................................... .415
Description ........................................................... ..415
DTC Logic ..............................................................415
Wiring Diagram ......................................................416
Diagnosis Procedure .............................................416
Component Inspection ...........................................419
Special Repair Requirement ..................................419
P2A00 A/F SENSOR 1 ................................... .420
Description ........................................................... ..420
DTC Logic ..............................................................420
Wiring Diagram ......................................................421
Diagnosis Procedure .............................................422
COOLING FAN ................................................425
Description ........................................................... ..425
Component Function Check ..................................425
Wiring Diagram ......................................................426
Diagnosis Procedure .............................................427
Component Inspection ...........................................429
ELECTRICAL LOAD SIGNAL .........................431
Description ........................................................... ..431
Component Function Check ..................................431
Diagnosis Procedure .............................................431
FUEL INJECTOR .............................................433
Description ........................................................... ..433
Component Function Check ..................................433
Wiring Diagram ......................................................434
Diagnosis Procedure ............................................ .434
Component Inspection ..........................................435
FUEL PUMP .....................................................437
Description ........................................................... .437
Component Function Check .................................437
Wiring Diagram .....................................................438
Diagnosis Procedure .............................................438
Component Inspection ..........................................440
IGNITION SIGNAL ............................................442
Description ........................................................... .442
Component Function Check .................................442
Wiring Diagram .....................................................443
Diagnosis Procedure .............................................444
Component Inspection (Ignition Coil with Power
Transistor) ............................................................ .
447
Component Inspection (Condenser-2) ..................448
MALFUNCTION INDICATOR LAMP ................449
Description ........................................................... .449
Component Function Check .................................449
Wiring Diagram .....................................................450
Diagnosis Procedure .............................................451
ON BOARD REFUELING VAPOR RECOV-
ERY (ORVR) .....................................................
453
Description ........................................................... .453
Component Function Check .................................453
Diagnosis Procedure .............................................453
Component Inspection (Refueling EVAP vapor cut
valve) ................................................................... .
456
Component Inspection (Drain filter) ......................458
POSITIVE CRANKCASE VENTILATION .........459
Description ........................................................... .459
Component Inspection ..........................................459
REFRIGERANT PRESSURE SENSOR ...........460
Description ........................................................... .460
Component Function Check .................................460
Wiring Diagram .....................................................461
Diagnosis Procedure .............................................461
ECU DIAGNOSIS ......................................464
ECM ................................................................ ..464
Reference Value .................................................. .464
Wiring Diagram — ENGINE CONTROL SYSTEM
— ..........................................................................
474
Fail Safe ...............................................................475
DTC Inspection Priority Chart .............................477
DTC Index ............................................................478
Test Value and Test Limit .....................................481
SYMPTOM DIAGNOSIS ...........................488
ENGINE CONTROL SYSTEM SYMPTOMS .. ..488
Symptom Table .................................................... .488
NORMAL OPERATING CONDITION ...............492
Revision: May 2010 2011 Versa