2011 NISSAN LATIO sensor

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

EC-3
C
DE
F
G H
I
J
K L
M
EC A
N
O P
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
C
DE
F
G H
I
J
K L
M
EC A
N
O P
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

EC-7
C
DE
F
G H
I
J
K L
M
EC A
N
O P
Description ..........................................................
..
492
PRECAUTION ............................................493
PRECAUTIONS .............................................. ..493
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ............................................................. ..
493
Precaution for Procedure without Cowl Top Cover ..493
On Board Diagnosis (OBD) System of Engine and
A/T .........................................................................
493
General Precautions .............................................494
PREPARATION .........................................497
PREPARATION .............................................. ..497
Special Service Tools .......................................... ..497
Commercial Service Tools ....................................497
ON-VEHICLE MAINTENANCE ..................499
FUEL PRESSURE .......................................... ..499
Inspection ............................................................ ..499
EVAP LEAK CHECK ........................................501
Inspection ............................................................ ..501
SERVICE DATA AND SPECIFICATIONS
(SDS) ......... ................................. ................
503
SERVICE DATA AND SPECIFICATIONS
(SDS) .............................................................. ..
503
Idle Speed ........................................................... ..503
Ignition Timing .......................................................503
Calculated Load Value ..........................................503
Mass Air Flow Sensor ...........................................503
MR18DE
SERVICE INFORMATION .. .......................
504
INDEX FOR DTC ............................................ ..504
U0101-U1001 ...................................................... ..504
P0011-P0075 ........................................................504
P0101-P0128 ........................................................504
P0130-P0183 ........................................................505
P0222-P0420 ........................................................505
P0441-P0463 ........................................................506
P0500-P0643 ........................................................506
P0705-P0734 ........................................................507
P0740-P0840 ........................................................507
P0850-P1574 ........................................................508
P1610-P1615 ........................................................508
P1715-P1805 ........................................................508
P2100-P2A00 ........................................................509
PRECAUTIONS ................................................510
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ............................................................. ..
510
Precaution Necessary for Steering Wheel Rota-
tion After Battery Disconnect ............................... ..
510
Precaution for Procedure without Cowl Top Cover ..511
On Board Diagnosis (OBD) System of Engine and
A/T, CVT ................................................................
511
Precaution .............................................................511
PREPARATION ...............................................515
Special Service Tool ..............................................515
Commercial Service Tool ......................................515
ENGINE CONTROL SYSTEM ........................517
Schematic ............................................................ ..517
Multiport Fuel Injection (MFI) System ....................517
Electronic Ignition (EI) System ..............................520
Fuel Cut Control (at No Load and High Engine
Speed) ...................................................................
520
AIR CONDITIONING CUT CONTROL ............522
Input/Output Signal Chart ......................................522
System Description ................................................522
AUTOMATIC SPEED CONTROL DEVICE
(ASCD) ............................................................
523
System Description ................................................523
Component Description .........................................524
CAN COMMUNICATION .................................525
System Description ................................................525
EVAPORATIVE EMISSION SYSTEM .............526
Description .............................................................526
Component Inspection ...........................................528
How to Detect Fuel Vapor Leakage .......................530
ON BOARD REFUELING VAPOR RECOV-
ERY (ORVR) ....................................................
532
System Description ................................................532
Diagnosis Procedure .............................................532
Component Inspection ...........................................535
POSITIVE CRANKCASE VENTILATION .......538
Description .............................................................538
Component Inspection ...........................................538
NVIS (NISSAN VEHICLE IMMOBILIZER SYS-
TEM-NATS) .....................................................
540
Description .............................................................540
ON BOARD DIAGNOSTIC (OBD) SYSTEM ..541
Introduction ............................................................541
Two Trip Detection Logic .......................................541
Emission-related Diagnostic Information ...............542
Malfunction Indicator Lamp (MIL) ..........................565
OBD System Operation Chart ...............................568
BASIC SERVICE PROCEDURE .....................574
Basic Inspection ....................................................574
Idle Speed and Ignition Timing Check ...................578
Procedure After Replacing ECM ...........................579
VIN Registration ....................................................580
Accelerator Pedal Released Position Learning .....580
Throttle Valve Closed Position Learning ...............580
Revision: May 2010 2011 Versa

EC-8
Idle Air Volume Learning .......................................580
Fuel Pressure Check .............................................582
TROUBLE DIAGNOSIS ...................................585
Trouble Diagnosis Introduction ............................ ..585
DTC Inspection Priority Chart ................................590
Fail-Safe Chart ......................................................590
Symptom Matrix Chart ...........................................592
Engine Control Component Parts Location ...........596
Vacuum Hose Drawing ..........................................602
Circuit Diagram .................................................... ..603
ECM Harness Connector Terminal Layout ............605
ECM Terminal and Reference Value ................... ..605
CONSULT-III Function (ENGINE) .........................612
Generic Scan Tool (GST) Function .......................618
CONSULT-III Reference Value in Data Monitor
Mode .................................................................... ..
620
TROUBLE DIAGNOSIS - SPECIFICATION
VALUE .............................................................
624
Description ........................................................... ..624
Testing Condition ...................................................624
Inspection Procedure .............................................624
Diagnosis Procedure .............................................624
TROUBLE DIAGNOSIS FOR INTERMITTENT
INCIDENT ........................................................
632
Description ........................................................... ..632
Diagnosis Procedure .............................................632
POWER SUPPLY AND GROUND CIRCUIT ...633
Wiring Diagram .................................................... ..633
Diagnosis Procedure .............................................634
Ground Inspection .................................................638
DTC U0101 CAN COMMUNICATION LINE ....639
Description ........................................................... ..639
On Board Diagnosis Logic .....................................639
DTC Confirmation Procedure ................................639
Wiring Diagram ......................................................640
Diagnosis Procedure .............................................640
DTC U0140 CAN COMMUNICATION LINE ....641
Description ........................................................... ..641
On Board Diagnosis Logic .....................................641
DTC Confirmation Procedure ................................641
Wiring Diagram ......................................................642
Diagnosis Procedure .............................................642
DTC U1001 CAN COMMUNICATION LINE ....643
Description ........................................................... ..643
On Board Diagnosis Logic .....................................643
DTC Confirmation Procedure ................................643
Wiring Diagram ......................................................644
Diagnosis Procedure .............................................644
DTC P0011 IVT CONTROL .............................645
Description ........................................................... ..645
CONSULT-III Reference Value in Data Monitor
Mode .................................................................... ..
645
On Board Diagnosis Logic .....................................646
DTC Confirmation Procedure ............................... .646
Diagnosis Procedure .............................................647
Component Inspection ..........................................648
Removal and Installation .......................................648
DTC P0031, P0032 A/F SENSOR 1 HEATER ..649
Description ........................................................... .649
CONSULT-III Reference Value in Data Monitor
Mode .................................................................... .
649
On Board Diagnosis Logic ....................................649
DTC Confirmation Procedure ................................649
Wiring Diagram .....................................................650
Diagnosis Procedure .............................................651
Component Inspection ..........................................652
Removal and Installation .......................................653
DTC P0037, P0038 HO2S2 HEATER ............ ..654
Description ........................................................... .654
CONSULT-III Reference Value in Data Monitor
Mode .................................................................... .
654
On Board Diagnosis Logic ....................................654
DTC Confirmation Procedure ................................654
Wiring Diagram .....................................................655
Diagnosis Procedure .............................................656
Component Inspection ..........................................658
Removal and Installation .......................................658
DTC P0075 IVT CONTROL SOLENOID
VALVE ............................................................ ..
659
Component Description ....................................... .659
CONSULT-III Reference Value in Data Monitor
Mode .................................................................... .
659
On Board Diagnosis Logic ....................................659
DTC Confirmation Procedure ................................659
Wiring Diagram .....................................................660
Diagnosis Procedure .............................................661
Component Inspection ..........................................662
Removal and Installation .......................................663
DTC P0101 MAF SENSOR ............................ ..664
Component Description ....................................... .664
CONSULT-III Reference Value in Data Monitor
Mode .................................................................... .
664
On Board Diagnosis Logic ....................................664
DTC Confirmation Procedure ................................664
Overall Function Check .........................................665
Wiring Diagram .....................................................667
Diagnosis Procedure .............................................668
Component Inspection ..........................................670
Removal and Installation .......................................671
DTC P0102, P0103 MAF SENSOR ................ ..672
Component Description ....................................... .672
CONSULT-III Reference Value in Data Monitor
Mode .................................................................... .
672
On Board Diagnosis Logic ....................................672
DTC Confirmation Procedure ................................672
Wiring Diagram .....................................................674
Diagnosis Procedure .............................................675
Component Inspection ..........................................677
Revision: May 2010 2011 Versa

EC-9
C
DE
F
G H
I
J
K L
M
EC A
N
O P
Removal and Installation
.......................................
678
DTC P0112, P0113 IAT SENSOR .................. ..679
Component Description ....................................... ..679
On Board Diagnosis Logic ....................................679
DTC Confirmation Procedure ................................679
Wiring Diagram .....................................................680
Diagnosis Procedure .............................................680
Component Inspection ..........................................682
Removal and Installation .......................................682
DTC P0116 ECT SENSOR ............................. ..683
Component Description ....................................... ..683
On Board Diagnosis Logic ....................................683
DTC Confirmation Procedure ................................683
Diagnosis Procedure .............................................684
Component Inspection ..........................................684
Removal and Installation .......................................685
DTC P0117, P0118 ECT SENSOR ................ ..686
Component Description ....................................... ..686
On Board Diagnosis Logic ....................................686
DTC Confirmation Procedure ................................687
Wiring Diagram .....................................................688
Diagnosis Procedure .............................................688
Component Inspection ..........................................690
Removal and Installation .......................................690
DTC P0122, P0123 TP SENSOR ................... ..691
Component Description ....................................... ..691
CONSULT-III Reference Value in Data Monitor
Mode ................................................................... ..
691
On Board Diagnosis Logic ....................................691
DTC Confirmation Procedure ................................691
Wiring Diagram .....................................................692
Diagnosis Procedure .............................................693
Component Inspection ..........................................695
Removal and Installation .......................................695
DTC P0125 ECT SENSOR ............................. ..696
Component Description ....................................... ..696
On Board Diagnosis Logic ....................................696
DTC Confirmation Procedure ................................696
Diagnosis Procedure .............................................697
Component Inspection ..........................................698
Removal and Installation .......................................698
DTC P0127 IAT SENSOR .............................. ..699
Component Description ....................................... ..699
On Board Diagnosis Logic ....................................699
DTC Confirmation Procedure ................................699
Diagnosis Procedure .............................................700
Component Inspection ..........................................700
Removal and Installation .......................................701
DTC P0128 THERMOSTAT FUNCTION ........ ..702
On Board Diagnosis Logic .................................. ..702
DTC Confirmation Procedure ................................702
Diagnosis Procedure .............................................702
Component Inspection ..........................................703
Removal and Installation ..................................... ..703
DTC P0130 A/F SENSOR 1 ............................704
Component Description .........................................704
CONSULT-III Reference Value in Data Monitor
Mode .................................................................... ..
704
On Board Diagnosis Logic .....................................704
DTC Confirmation Procedure ................................704
Overall Function Check .........................................705
Wiring Diagram ......................................................706
Diagnosis Procedure .............................................707
Removal and Installation .......................................709
DTC P0131 A/F SENSOR 1 ............................710
Component Description .........................................710
CONSULT-III Reference Value in Data Monitor
Mode .................................................................... ..
710
On Board Diagnosis Logic .....................................710
DTC Confirmation Procedure ................................710
Wiring Diagram ......................................................712
Diagnosis Procedure .............................................713
Removal and Installation .......................................715
DTC P0132 A/F SENSOR 1 ............................716
Component Description .........................................716
CONSULT-III Reference Value in Data Monitor
Mode .................................................................... ..
716
On Board Diagnosis Logic .....................................716
DTC Confirmation Procedure ................................716
Wiring Diagram ......................................................718
Diagnosis Procedure .............................................719
Removal and Installation .......................................721
DTC P0137 HO2S2 .........................................722
Component Description .........................................722
CONSULT-III Reference Value in Data Monitor
Mode .................................................................... ..
722
On Board Diagnosis Logic .....................................722
DTC Confirmation Procedure ................................723
Overall Function Check .........................................723
Wiring Diagram ......................................................725
Diagnosis Procedure .............................................726
Component Inspection ...........................................728
Removal and Installation .......................................730
DTC P0138 HO2S2 .........................................731
Component Description .........................................731
CONSULT-III Reference Value in Data Monitor
Mode .................................................................... ..
731
On Board Diagnosis Logic .....................................731
DTC Confirmation Procedure ................................732
Overall Function Check .........................................732
Wiring Diagram ......................................................734
Diagnosis Procedure .............................................735
Component Inspection ...........................................738
Removal and Installation .......................................740
DTC P0139 HO2S2 .........................................741
Component Description .........................................741
Revision: May 2010 2011 Versa