cool fan diagnosis NISSAN TIIDA 2011 Service Repair Manual
[x] Cancel search | Manufacturer: NISSAN, Model Year: 2011, Model line: TIIDA, Model: NISSAN TIIDA 2011Pages: 3787, PDF Size: 78.35 MB
Page 1001 of 3787
CO-1
ENGINE
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CONTENTS
ENGINE COOLING SYSTEM
HR16DE
PRECAUTION ....... ........................................
3
PRECAUTIONS .............................................. .....3
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ............................................................. ......
3
Precaution for Liquid Gasket .....................................3
PREPARATION ............................................5
PREPARATION .............................................. .....5
Special Service Tool ........................................... ......5
Commercial Service Tool ..........................................5
SYMPTOM DIAGNOSIS ...............................7
OVERHEATING CAUSE ANALYSIS ............. .....7
Troubleshooting Chart ...............................................7
FUNCTION DIAGNOSIS .. .............................9
DESCRIPTION ............................................... .....9
Engine Cooling System ....................................... ......9
Engine Cooling System Schematic .........................10
ON-VEHICLE MAINTENANCE ....................11
ENGINE COOLANT ....................................... ....11
Inspection ............................................................ ....11
Changing Engine Coolant .......................................11
RADIATOR .........................................................14
Checking Radiator Cap ....................................... ....14
Checking Radiator ...................................................14
ON-VEHICLE REPAIR .................................16
RADIATOR ..................................................... ....16
Component .......................................................... ....16
Removal and Installation .........................................16
COOLING FAN ..................................................18
Component (Models with A/C) ............................. ....18
Component (Models without A/C) ............................18
Removal and Installation .........................................19
Disassembly and Assembly .....................................19
WATER PUMP ..................................................20
Exploded View .........................................................20
Removal and Installation .........................................20
Inspection ................................................................21
THERMOSTAT ..................................................22
Exploded View .........................................................22
Removal and Installation .........................................22
Inspection ................................................................23
WATER OUTLET ..............................................24
Exploded View .........................................................24
Removal and Installation .........................................24
Inspection ................................................................25
SERVICE DATA AND SPECIFICATIONS
(SDS) ............... .......................................... ...
26
SERVICE DATA AND SPECIFICATIONS
(SDS) .................................................................
26
Periodical Maintenance Specification .................. ....26
Radiator ...................................................................26
Thermostat ..............................................................26
MR18DE
SERVICE INFORMATION .. .........................
27
PRECAUTIONS .................................................27
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ............................................................. ....
27
Precaution Necessary for Steering Wheel Rota-
tion After Battery Disconnect ...................................
27
Precaution for Liquid Gasket ...................................28
PREPARATION .................................................30
Revision: May 2010 2011 Versa
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![NISSAN TIIDA 2011 Service Repair Manual OVERHEATING CAUSE ANALYSISCO-7
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OVERHEATING CAUSE ANALYSIS
Troubleshooting ChartINFOID:0000000005930774
Symptom
Check it](/img/5/57396/w960_57396-1006.png "NISSAN TIIDA 2011 Service Repair Manual OVERHEATING CAUSE ANALYSISCO-7
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OVERHEATING CAUSE ANALYSIS
Troubleshooting ChartINFOID:0000000005930774
Symptom
Check it")
OVERHEATING CAUSE ANALYSISCO-7
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SYMPTOM DIAGNOSIS
OVERHEATING CAUSE ANALYSIS
Troubleshooting ChartINFOID:0000000005930774
Symptom
Check items
Cooling sys-
tem parts
malfunction Poor heat transfer
Water pump malfunction Worn or loose drive belt
—
Thermostat stuck closed
—
Damaged fins Dust contamination or pa-
per clogging
Physical damage
Clogged radiator cooling
tube Excess foreign material
(rust, dirt, sand, etc.)
Reduced air flow Cooling fan does not oper-
ate
Fan assembly —
High resistance to fan rota-
tion
Damaged fan blades
Damaged radiator shroud —Radiator shroud —
Improper engine coolant
mixture ratio —
Engine coolant viscosity —
Poor engine coolant quality — —
Insufficient engine coolant Engine coolant leaks Cooling hose
Loose clamp
Cracked hose
Water pump Poor sealing
Reservoir tank cap Loose
Poor sealing
Radiator O-ring for damage, deterio-
ration or improper fitting
Cracked radiator tank
Cracked radiator core
Reservoir tank Cracked reservoir tank
Overflowing reservoir tank Exhaust gas leaks into cool-
ing systemCylinder head deterioration
Cylinder head gasket deteri-
oration
Revision: May 2010
2011 Versa
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![NISSAN TIIDA 2011 Service Repair Manual CO-44
< SERVICE INFORMATION >[MR18DE]
COOLING FAN
Removal and Installation
INFOID:0000000005930814
REMOVAL
1. Partially drain engine coolant from radiator. Refer to CO-36, "Changing Engine Coolant".](/img/5/57396/w960_57396-1043.png "NISSAN TIIDA 2011 Service Repair Manual CO-44
< SERVICE INFORMATION >[MR18DE]
COOLING FAN
Removal and Installation
INFOID:0000000005930814
REMOVAL
1. Partially drain engine coolant from radiator. Refer to CO-36, \"Changing Engine Coolant\".")
CO-44
< SERVICE INFORMATION >[MR18DE]
COOLING FAN
Removal and Installation
INFOID:0000000005930814
REMOVAL
1. Partially drain engine coolant from radiator. Refer to CO-36, "Changing Engine Coolant".
CAUTION:
• Perform this step when engine is cold.
• Do not spill engine coolant on drive belt.
2. Remove air duct (inlet). Refer to EM-135, "
Component".
3. Remove reservoir tank. Refer to CO-40, "
Component".
4. Disconnect radiator hose (upper) at radiator side. Refer to CO-40, "
Component".
5. Disconnect harness connectors from fan motor, and move harness aside.
6. Remove cooling fan assembly. CAUTION:
Be careful not to damage or scratch the radiator core.
INSTALLATION
Installation is in the reverse order of removal.
• Cooling fans are controlled by ECM. For details, refer to EC-895, "
On Board Diagnosis Logic".
CAUTION:
Be careful not to damage or scratch the radiator core.
Disassembly and AssemblyINFOID:0000000005930815
DISASSEMBLY
1. Remove cooling fan from fan motor.
2. Remove fan motor from fan shroud.
INSPECTION AFTER DISASSEMBLY
Inspect cooling fan for crack or unusual bend.
• If anything is found, replace cooling fan.
ASSEMBLY
Assembly is in the reverse order of disassembly.
Revision: May 2010 2011 Versa
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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
Revision: May 2010 2011 Versa
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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
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System DescriptionINFOID:0000000005929764
ECM performs various controls such as fuel
injection control and i](/img/5/57396/w960_57396-1334.png "NISSAN TIIDA 2011 Service Repair Manual ENGINE CONTROL SYSTEMEC-41
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System DescriptionINFOID:0000000005929764
ECM performs various controls such as fuel
injection control and i")
ENGINE CONTROL SYSTEMEC-41
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System DescriptionINFOID:0000000005929764
ECM performs various controls such as fuel
injection control and ignition timing control.
Component Parts LocationINFOID:0000000005929765
1. Ignition coil (with power transistor)
and spark plug 2. Intake valve timing control solenoid
valve 3. Refrigerant pressure sensor
4. Knock sensor 5. Fuel injector6. Cooling fan motor
7. Camshaft position sensor (PHASE) 8. IPDM E/R 9. ECM
10. Mass air flow sensor (with intake air temperature sensor) 11. Engine coolant temperature sensor 12. Electric throttle control actuator
(with built in throttle position sensor
and throttle control motor)
13. EVAP canister purge volume control solenoid valve
PBIB2939E
Revision: May 2010 2011 Versa
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Component DescriptionINFOID:0000000005929766
1. Cooling fan motor harness connec-
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1. Cooling fan motor harness connec-
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ENGINE CONTROL SYSTEMEC-45
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Component DescriptionINFOID:0000000005929766
1. Cooling fan motor harness connec-
tor 2. Crankshaft position sensor 3. Stop lamp switch
4. Brake pedal 5. Accelerator pedal position sensor
harness connector 6. Accelerator pedal position sensor
7. Accelerator pedal 8. Fuel level sensor unit and fuel pump
harness connector (view with in-
spection hole cover removed) 9. Fuel pressure regulator
10. Fuel pump
AWBIA0044ZZ
Component Reference
A/F sensor 1 EC-185, "
Description"
A/F sensor 1 heaterEC-138, "Description"
Accelerator pedal position sensorEC-402, "Description"
Camshaft position sensor (PHASE)EC-272, "Description"
Revision: May 2010 2011 Versa
Page 1340 of 3787
![NISSAN TIIDA 2011 Service Repair Manual EC-46
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ENGINE CONTROL SYSTEM
Crankshaft position sensor (POS)
EC-267, "Description"
Cooling fan motorEC-71, "System Description"
Electric throttle control actuatorEC-400,](/img/5/57396/w960_57396-1339.png "NISSAN TIIDA 2011 Service Repair Manual EC-46
< FUNCTION DIAGNOSIS >[HR16DE]
ENGINE CONTROL SYSTEM
Crankshaft position sensor (POS)
EC-267, \"Description\"
Cooling fan motorEC-71, \"System Description\"
Electric throttle control actuatorEC-400,")
EC-46
< FUNCTION DIAGNOSIS >[HR16DE]
ENGINE CONTROL SYSTEM
Crankshaft position sensor (POS)
EC-267, "Description"
Cooling fan motorEC-71, "System Description"
Electric throttle control actuatorEC-400, "Description"
Engine coolant temperature sensorEC-168, "Description"
EVAP canister purge volume control solenoid valveEC-295, "Description"
EVAP canister vent control valveEC-305, "Description"
EVAP control system pressure sensorEC-316, "Description"
Fuel injectorEC-433, "Description"
Fuel level sensorEC-346, "Description"
Fuel pumpEC-437, "Description"
Fuel tank temperature sensorEC-244, "Description"
Heated oxygen sensor 2EC-207, "Description"
Heated oxygen sensor 2 heaterEC-142, "Description"
Ignition signalEC-442, "Description"
Intake air temperature sensorEC-164, "Description"
Intake valve timing control solenoid valveEC-89, "System Description"
Knock sensorEC-263, "Description"
Mass air flow sensorEC-150, "Description"
PCV valveEC-459, "Description"
Refrigerant pressure sensorEC-460, "Description"
Stop lamp switchEC-383, "Description"
Throttle control motorEC-396, "Description"
Throttle control motor relayEC-387, "Description"
Throttle position sensorEC-174, "Description"
Component Reference
Revision: May 2010 2011 Versa
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MULTIPORT FUEL INJECTION SYSTEM
Component Parts Location
INFOID:0000000006141219
1. Ignition coil (with power transistor) and spark plug 2. Intake valve timing co](/img/5/57396/w960_57396-1343.png "NISSAN TIIDA 2011 Service Repair Manual EC-50
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MULTIPORT FUEL INJECTION SYSTEM
Component Parts Location
INFOID:0000000006141219
1. Ignition coil (with power transistor) and spark plug 2. Intake valve timing co")
EC-50
< FUNCTION DIAGNOSIS >[HR16DE]
MULTIPORT FUEL INJECTION SYSTEM
Component Parts Location
INFOID:0000000006141219
1. Ignition coil (with power transistor) and spark plug 2. Intake valve timing control solenoid
valve 3. Refrigerant pressure sensor
4. Knock sensor 5. Fuel injector6. Cooling fan motor
7. Camshaft position sensor (PHASE) 8. IPDM E/R 9. ECM
10. Mass air flow sensor (with intake air temperature sensor) 11. Engine coolant temperature sensor 12. Electric throttle control actuator
(with built in throttle position sensor
and throttle control motor)
13. EVAP canister purge volume control solenoid valve
PBIB2939E
Revision: May 2010 2011 Versa
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MULTIPORT FUEL INJECTION SYSTEM
Component Description
INFOID:0000000005929770
1. Cooling fan motor harness connec- tor 2. Crankshaft position sensor
3. Stop lamp s](/img/5/57396/w960_57396-1347.png "NISSAN TIIDA 2011 Service Repair Manual EC-54
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MULTIPORT FUEL INJECTION SYSTEM
Component Description
INFOID:0000000005929770
1. Cooling fan motor harness connec- tor 2. Crankshaft position sensor
3. Stop lamp s")
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MULTIPORT FUEL INJECTION SYSTEM
Component Description
INFOID:0000000005929770
1. Cooling fan motor harness connec- tor 2. Crankshaft position sensor
3. Stop lamp switch
4. Brake pedal 5. Accelerator pedal position sensor
harness connector 6. Accelerator pedal position sensor
7. Accelerator pedal 8. Fuel level sensor unit and fuel pump
harness connector (view with in-
spection hole cover removed) 9. Fuel pressure regulator
10. Fuel pump
AWBIA0044ZZ
Component Reference
A/F sensor 1 EC-185, "
Description"
Accelerator pedal position sensorEC-402, "Description"
Camshaft position sensor (PHASE)EC-272, "Description"
Crankshaft position sensor (POS)EC-267, "Description"
Revision: May 2010 2011 Versa