Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Nissan Almera 2000-2003.2006 Approved Nissan Almera 2002 Tino ec
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ENGINE CONTROL SYSTEM
SECTION EC
CONTENTS
QG18DE Idle Air Volume Learning ...........................................57
ON BOARD DIAGNOSTIC SYSTEM
TROUBLE DIAGNOSIS - INDEX ..................................16
DESCRIPTION ...............................................................59
Alphabetical & P No. Index for DTC .........................16
Introduction ................................................................59
PRECAUTIONS .............................................................21
Two Trip Detection Logic ...........................................59
Precautions for Supplemental Restraint System
Emission-related Diagnostic Information ...................60
(SRS) AIR BAG and SEAT BELT
NATS (Nissan Anti-theft System) ..............................72
PRE-TENSIONER ....................................................21
Malfunction Indicator (MI) ..........................................73
Precautions for On Board Diagnostic (OBD)
OBD System Operation Chart (With Euro-OBD
System of Engine ......................................................21
Models Only)..............................................................77
Engine Fuel & Emission Control System ..................22
CONSULT-II ...............................................................82
Wiring Diagrams and Trouble Diagnosis...................24
Generic Scan Tool (GST) ..........................................93
PREPARATION .............................................................25
TROUBLE DIAGNOSIS - INTRODUCTION..................95
Special Service Tools ................................................25
Introduction ................................................................95
Commercial Service Tools .........................................25
Work Flow..................................................................97
ENGINE AND EMISSION CONTROL OVERALL
TROUBLE DIAGNOSIS - BASIC INSPECTION ...........99
SYSTEM.........................................................................26
Basic Inspection.........................................................99
Engine Control Component Parts Location...............26
TROUBLE DIAGNOSIS - GENERAL
Circuit Diagram ..........................................................30
DESCRIPTION .............................................................122
System Diagram ........................................................32
DTC Inspection Priority Chart..................................122
Vacuum Hose Drawing ..............................................33
Fail-safe Chart .........................................................123
System Chart .............................................................34
Symptom Matrix Chart.............................................124
ENGINE AND EMISSION BASIC CONTROL
CONSULT-II Reference Value in Data Monitor
SYSTEM DESCRIPTION ...............................................35
Mode ........................................................................128
Multiport Fuel Injection (MFI) System .......................35
Major Sensor Reference Graph in Data Monitor
Electronic Ignition (EI) System ..................................37
Mode ........................................................................130
Air Conditioning Cut Control......................................38
ECM Terminals and Reference Value .....................133
Fuel Cut Control (at no load & high engine
TROUBLE DIAGNOSIS - SPECIFICATION VALUE ..141
speed) ........................................................................39
Description ...............................................................141
Evaporative Emission System ...................................39
Testing Condition .....................................................141
Positive Crankcase Ventilation ..................................42
Inspection Procedure...............................................141
BASIC SERVICE PROCEDURE ...................................43
Diagnostic Procedure ..............................................142
Fuel Pressure Release ..............................................43
TROUBLE DIAGNOSIS FOR INTERMITTENT
Fuel Pressure Check .................................................43
INCIDENT.....................................................................145
Fuel Pressure Regulator Check ................................44
Description ...............................................................145
Injector .......................................................................44
Diagnostic Procedure ..............................................145
How to Check Idle Speed and Ignition Timing..........46
TROUBLE DIAGNOSIS FOR POWER SUPPLY........146
Preparation ................................................................47
Main Power Supply and Ground Circuit..................146
Inspection Procedure.................................................49
CONTENTS (Cont'd)
DTC P0100 MASS AIR FLOW SENSOR (MAFS)......154 Component Inspection.............................................190
Component Description ...........................................154 DTC P0131 HEATED OXYGEN SENSOR 1
CONSULT-II Reference Value in Data Monitor (FRONT) (LEAN SHIFT MONITORING) .....................192
Mode ........................................................................154 Component Description ...........................................192
ECM Terminals and Reference Value .....................154 CONSULT-II Reference Value in Data Monitor
On Board Diagnosis Logic.......................................154 Mode ........................................................................192
Fail-safe Mode .........................................................155 ECM Terminals and Reference Value .....................192
DTC Confirmation Procedure ..................................155 On Board Diagnosis Logic.......................................193
Wiring Diagram ........................................................156 DTC Confirmation Procedure ..................................193
Diagnostic Procedure ..............................................158 Overall Function Check ...........................................194
Component Inspection.............................................160 Diagnostic Procedure ..............................................194
DTC P0110 INTAKE AIR TEMPERATURE Component Inspection.............................................196
SENSOR ......................................................................161 DTC P0132 HEATED OXYGEN SENSOR 1
Component Description ...........................................161 (FRONT) (RICH SHIFT MONITORING) ......................198
On Board Diagnosis Logic.......................................162 Component Description ...........................................198
DTC Confirmation Procedure ..................................162 CONSULT-II Reference Value in Data Monitor
Wiring Diagram ........................................................163 Mode ........................................................................198
Diagnostic Procedure ..............................................165 ECM Terminals and Reference Value .....................198
Component Inspection.............................................167 On Board Diagnosis Logic.......................................199
DTC P0115 ENGINE COOLANT TEMPERATURE DTC Confirmation Procedure ..................................199
SENSOR (ECTS) (CIRCUIT) .......................................169 Overall Function Check ...........................................200
Component Description ...........................................169 Diagnostic Procedure ..............................................200
CONSULT-II Reference Value in Data Monitor Component Inspection.............................................202
Mode ........................................................................169 DTC P0133 HEATED OXYGEN SENSOR 1
On Board Diagnosis Logic.......................................169 (FRONT) (RESPONSE MONITORING).......................204
Fail-safe Mode .........................................................170 Component Description ...........................................204
DTC Confirmation Procedure ..................................170 CONSULT-II Reference Value in Data Monitor
Wiring Diagram ........................................................171 Mode ........................................................................204
Diagnostic Procedure ..............................................173 ECM Terminals and Reference Value .....................204
Component Inspection.............................................174 On Board Diagnosis Logic.......................................205
DTC P0120 THROTTLE POSITION SENSOR ...........175 DTC Confirmation Procedure ..................................205
Component Description ...........................................175 Overall Function Check ...........................................206
CONSULT-II Reference Value in Data Monitor Wiring Diagram ........................................................207
Mode ........................................................................175 Diagnostic Procedure ..............................................209
ECM Terminals and Reference Value .....................176 Component Inspection.............................................212
On Board Diagnosis Logic.......................................176 DTC P0134 HEATED OXYGEN SENSOR 1
Fail-safe Mode .........................................................176 (FRONT) (HIGH VOLTAGE)........................................214
DTC Confirmation Procedure ..................................176 Component Description ...........................................214
Wiring Diagram ........................................................178 CONSULT-II Reference Value in Data Monitor
Diagnostic Procedure ..............................................180 Mode ........................................................................214
Component Inspection.............................................182 ECM Terminals and Reference Value .....................214
DTC P0130 HEATED OXYGEN SENSOR 1 On Board Diagnosis Logic.......................................215
(FRONT) (CIRCUIT).....................................................184 DTC Confirmation Procedure ..................................215
Component Description ...........................................184 Wiring Diagram ........................................................216
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................218
Mode ........................................................................184 Component Inspection.............................................219
ECM Terminals and Reference Value .....................184 DTC P0135 HEATED OXYGEN SENSOR 1
On Board Diagnosis Logic.......................................185 (FRONT) HEATER.......................................................221
DTC Confirmation Procedure ..................................185 Description ...............................................................221
Overall Function Check ...........................................186 CONSULT-II Reference Value in Data Monitor
Wiring Diagram ........................................................187 Mode ........................................................................221
Diagnostic Procedure ..............................................189 ECM Terminals and Reference Value .....................221
EC-2
CONTENTS (Cont'd)
On Board Diagnosis Logic.......................................221 Component Inspection.............................................261
DTC Confirmation Procedure ..................................222 DTC P0141 HEATED OXYGEN SENSOR 2
Wiring Diagram ........................................................223 HEATER (REAR) .........................................................263
Diagnostic Procedure ..............................................225 Description ...............................................................263
Component Inspection.............................................226 CONSULT-II Reference Value in Data Monitor
DTC P0137 HEATED OXYGEN SENSOR 2 Mode ........................................................................263
(REAR) (MIN. VOLTAGE MONITORING)...................227 ECM Terminals and Reference Value .....................263
Component Description ...........................................227 On Board Diagnosis Logic.......................................264
CONSULT-II Reference Value in Data Monitor DTC Confirmation Procedure ..................................264
Mode ........................................................................227 Wiring Diagram ........................................................265
ECM Terminals and Reference Value .....................227 Diagnostic Procedure ..............................................267
On Board Diagnosis Logic.......................................227 Component Inspection.............................................268
DTC Confirmation Procedure ..................................228 DTC P0171 FUEL INJECTION SYSTEM
Overall Function Check ...........................................229 FUNCTION (LEAN SIDE) ............................................269
Wiring Diagram ........................................................230 On Board Diagnosis Logic.......................................269
Diagnostic Procedure ..............................................232 DTC Confirmation Procedure ..................................269
Component Inspection.............................................235 Wiring Diagram ........................................................271
DTC P0138 HEATED OXYGEN SENSOR 2 Diagnostic Procedure ..............................................273
(REAR) (MAX. VOLTAGE MONITORING) .................237 DTC P0172 FUEL INJECTION SYSTEM
Component Description ...........................................237 FUNCTION (RICH SIDE) .............................................277
CONSULT-II Reference Value in Data Monitor On Board Diagnosis Logic.......................................277
Mode ........................................................................237 DTC Confirmation Procedure ..................................277
ECM Terminals and Reference Value .....................237 Wiring Diagram ........................................................279
On Board Diagnosis Logic.......................................237 Diagnostic Procedure ..............................................281
DTC Confirmation Procedure ..................................238 DTC P0300 - P0304 NO. 4 - 1 CYLINDER
Overall Function Check ...........................................239 MISFIRE, MULTIPLE CYLINDER MISFIRE ...............285
Wiring Diagram ........................................................240 On Board Diagnosis Logic.......................................285
Diagnostic Procedure ..............................................242 DTC Confirmation Procedure ..................................285
Component Inspection.............................................244 Diagnostic Procedure ..............................................286
DTC P0139 HEATED OXYGEN SENSOR 2 DTC P0325 KNOCK SENSOR (KS) ...........................291
(REAR) (RESPONSE MONITORING).........................246 Component Description ...........................................291
Component Description ...........................................246 ECM Terminals and Reference Value .....................291
CONSULT-II Reference Value in Data Monitor On Board Diagnosis Logic.......................................291
Mode ........................................................................246 DTC Confirmation Procedure ..................................291
ECM Terminals and Reference Value .....................246 Wiring Diagram ........................................................292
On Board Diagnosis Logic.......................................246 Diagnostic Procedure ..............................................293
DTC Confirmation Procedure ..................................247 Component Inspection.............................................294
Overall Function Check ...........................................248 DTC P0335 CRANKSHAFT POSITION SENSOR
Wiring Diagram ........................................................249 (POS)............................................................................295
Diagnostic Procedure ..............................................251 Component Description ...........................................295
Component Inspection.............................................254 ECM Terminals and Reference Value .....................295
DTC P0140 HEATED OXYGEN SENSOR 2 On Board Diagnosis Logic.......................................296
(REAR) (HIGH VOLTAGE) ..........................................256 DTC Confirmation Procedure ..................................296
Component Description ...........................................256 Wiring Diagram ........................................................297
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................299
Mode ........................................................................256 Component Inspection.............................................301
ECM Terminals and Reference Value .....................256 DTC P0340 CAMSHAFT POSITION SENSOR
On Board Diagnosis Logic.......................................256 (CMPS) (PHASE).........................................................302
DTC Confirmation Procedure ..................................257 Component Description ...........................................302
Overall Function Check ...........................................257 ECM Terminals and Reference Value .....................302
Wiring Diagram ........................................................258 On Board Diagnosis Logic.......................................303
Diagnostic Procedure ..............................................260 DTC Confirmation Procedure ..................................303
EC-3
CONTENTS (Cont'd)
Wiring Diagram ........................................................304 CONSULT-II Reference Value in Data Monitor
Diagnostic Procedure ..............................................306 Mode ........................................................................344
Component Inspection.............................................308 ECM Terminals and Reference Value .....................344
DTC P0400 EGR FUNCTION (CLOSED) (WHERE On Board Diagnosis Logic.......................................344
FITTED)........................................................................310 DTC Confirmation Procedure ..................................344
Description ...............................................................310 Wiring Diagram ........................................................345
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................347
Mode ........................................................................311 Component Inspection.............................................351
ECM Terminals and Reference Value .....................311 DTC P0510 CLOSED THROTTLE POSITION
On Board Diagnosis Logic.......................................311 SWITCH (WHERE FITTED).........................................352
DTC Confirmation Procedure ..................................312 Component Description ...........................................352
Wiring Diagram ........................................................314 CONSULT-II Reference Value in Data Monitor
Diagnostic Procedure ..............................................316 Mode ........................................................................352
Component Inspection.............................................318 ECM Terminals and Reference Value .....................352
DTC P0403 EGR VOLUME CONTROL VALVE On Board Diagnosis Logic.......................................352
(CIRCUIT) (WHERE FITTED)......................................319 DTC Confirmation Procedure ..................................352
Description ...............................................................319 Overall Function Check ...........................................353
CONSULT-II Reference Value in Data Monitor Wiring Diagram ........................................................354
Mode ........................................................................320 Diagnostic Procedure ..............................................355
ECM Terminals and Reference Value .....................320 Component Inspection.............................................356
On Board Diagnosis Logic.......................................320 DTC P0605 ECM .........................................................358
DTC Confirmation Procedure ..................................320 Component Description ...........................................358
Wiring Diagram ........................................................322 On Board Diagnosis Logic.......................................358
Diagnostic Procedure ..............................................324 DTC Confirmation Procedure ..................................358
Component Inspection.............................................326 Diagnostic Procedure ..............................................359
DTC P0420 THREE WAY CATALYST FUNCTION ...327 DTC P1111 INTAKE VALVE TIMING CONTROL
On Board Diagnosis Logic.......................................327 SOLENOID VALVE......................................................360
DTC Confirmation Procedure ..................................327 Component Description ...........................................360
Overall Function Check ...........................................328 Operation .................................................................360
Diagnostic Procedure ..............................................328 CONSULT-II Reference Value in Data Monitor
DTC P0443 EVAP CANISTER PURGE VOLUME Mode ........................................................................360
CONTROL SOLENOID VALVE (CIRCUIT).................332 ECM Terminals and Reference Value .....................360
Description ...............................................................332 On Board Diagnosis Logic.......................................360
CONSULT-II Reference Value in Data Monitor DTC Confirmation Procedure ..................................361
Mode ........................................................................332 Wiring Diagram ........................................................362
ECM Terminals and Reference Value .....................333 Diagnostic Procedure ..............................................364
On Board Diagnosis Logic.......................................333 Component Inspection.............................................365
DTC Confirmation Procedure ..................................333 DTC P1131 SWIRL CONTROL VALVE SOLENOID
Wiring Diagram ........................................................334 VALVE (CIRCUIT) (WHERE FITTED) .........................366
Diagnostic Procedure ..............................................336 Description ...............................................................366
Component Inspection.............................................337 CONSULT-II Reference Value in Data Monitor
DTC P0500 VEHICLE SPEED SENSOR (VSS) .........338 Mode ........................................................................366
Component Description ...........................................338 ECM Terminals and Reference Value .....................367
ECM Terminals and Reference Value .....................338 Component Description ...........................................367
On Board Diagnosis Logic.......................................338 On Board Diagnosis Logic.......................................367
DTC Confirmation Procedure ..................................338 DTC Confirmation Procedure ..................................367
Wiring Diagram ........................................................340 Wiring Diagram ........................................................369
Diagnostic Procedure ..............................................342 Diagnostic Procedure ..............................................370
DTC P0505 IDLE AIR CONTROL VALVE (IACV) - Component Inspection.............................................371
AUXILIARY AIR CONTROL (AAC) VALVE ...............343 DTC P1217 OVERHEAT (COOLING SYSTEM) .........373
Description ...............................................................343 System Description..................................................373
EC-4
CONTENTS (Cont'd)
CONSULT-II Reference Value in Data Monitor HEATED OXYGEN SENSOR 1 HEATER (FRONT)...421
Mode ........................................................................373 Description ...............................................................421
ECM Terminals and Reference Value .....................374 CONSULT-II Reference Value in Data Monitor
On Board Diagnosis Logic.......................................374 Mode ........................................................................421
Overall Function Check ...........................................375 ECM Terminals and Reference Value .....................421
Wiring Diagram ........................................................376 Wiring Diagram ........................................................422
Diagnostic Procedure ..............................................378 Diagnostic Procedure ..............................................424
Main 12 Causes of Overheating..............................384 Component Inspection.............................................425
Component Inspection.............................................384 HEATED OXYGEN SENSOR 2 (REAR).....................426
DTC P1401 EGR TEMPERATURE SENSOR Component Description ...........................................426
(WHERE FITTED) ........................................................386 CONSULT-II Reference Value in Data Monitor
Component Description ...........................................386 Mode ........................................................................426
On Board Diagnosis Logic.......................................386 ECM Terminals and Reference Value .....................426
DTC Confirmation Procedure ..................................386 Wiring Diagram ........................................................427
Wiring Diagram ........................................................389 Diagnostic Procedure ..............................................429
Diagnostic Procedure ..............................................391 Component Inspection.............................................431
Component Inspection.............................................392 HEATED OXYGEN SENSOR 2 HEATER (REAR).....433
DTC P1402 EGR FUNCTION (OPEN) (WHERE Description ...............................................................433
FITTED)........................................................................393 CONSULT-II Reference Value in Data Monitor
Description ...............................................................393 Mode ........................................................................433
CONSULT-II Reference Value in Data Monitor ECM Terminals and Reference Value .....................433
Mode ........................................................................394 Wiring Diagram ........................................................434
ECM Terminals and Reference Value .....................394 Diagnostic Procedure ..............................................436
On Board Diagnosis Logic.......................................394 Component Inspection.............................................438
DTC Confirmation Procedure ..................................395 CRANKSHAFT POSITION SENSOR (POS)...............439
Wiring Diagram ........................................................397 Component Description ...........................................439
Diagnostic Procedure ..............................................399 ECM Terminals and Reference Value .....................439
Component Inspection.............................................400 Wiring Diagram ........................................................440
DTC P1706 PARK/NEUTRAL POSITION (PNP) Diagnostic Procedure ..............................................442
SWITCH .......................................................................402 Component Inspection.............................................445
Component Description ...........................................402 EGR VOLUME CONTROL SYSTEM (WHERE
CONSULT-II Reference Value in Data Monitor FITTED)........................................................................446
Mode ........................................................................402 Description ...............................................................446
ECM Terminals and Reference Value .....................402 CONSULT-II Reference Value in Data Monitor
On Board Diagnosis Logic.......................................402 Mode ........................................................................447
DTC Confirmation Procedure ..................................402 ECM Terminals and Reference Value .....................448
Overall Function Check ...........................................403 Wiring Diagram ........................................................449
Wiring Diagram ........................................................404 Diagnostic Procedure ..............................................451
Diagnostic Procedure ..............................................405 Component Inspection.............................................456
INTAKE AIR TEMPERATURE SENSOR ....................407 EVAP CANISTER PURGE VOLUME CONTROL
Component Description ...........................................407 SOLENOID VALVE......................................................458
Wiring Diagram ........................................................409 Description ...............................................................458
Diagnostic Procedure ..............................................411 CONSULT-II Reference Value in Data Monitor
Component Inspection.............................................413 Mode ........................................................................458
HEATED OXYGEN SENSOR 1 (FRONT)...................414 ECM Terminals and Reference Value .....................459
Component Description ...........................................414 Wiring Diagram ........................................................460
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................462
Mode ........................................................................414 Component Inspection.............................................465
ECM Terminals and Reference Value .....................414 IDLE AIR CONTROL VALVE (IACV) - AUXILIARY
Wiring Diagram ........................................................415 AIR CONTROL (AAC) VALVE ....................................466
Diagnostic Procedure ..............................................417 Description ...............................................................466
Component Inspection.............................................419
EC-5
CONTENTS (Cont'd)
CONSULT-II Reference Value in Data Monitor ECM Terminals and Reference Value .....................511
Mode ........................................................................467 Wiring Diagram ........................................................512
ECM Terminals and Reference Value .....................467 Diagnostic Procedure ..............................................514
Wiring Diagram ........................................................468 FUEL PUMP.................................................................516
Diagnostic Procedure ..............................................470 System Description..................................................516
Component Inspection.............................................474 Component Description ...........................................516
INTAKE VALVE TIMING CONTROL SOLENOID CONSULT-II Reference Value in Data Monitor
VALVE..........................................................................475 Mode ........................................................................516
Component Description ...........................................475 ECM Terminals and Reference Value .....................517
Operation .................................................................475 Wiring Diagram ........................................................518
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................520
Mode ........................................................................475 Component Inspection.............................................522
ECM Terminals and Reference Value .....................475 POWER STEERING OIL PRESSURE SWITCH.........523
Wiring Diagram ........................................................476 Component Description ...........................................523
Diagnostic Procedure ..............................................478 CONSULT-II Reference Value in Data Monitor
Component Inspection.............................................480 Mode ........................................................................523
SWIRL CONTROL VALVE CONTROL SYSTEM ECM Terminals and Reference Value .....................523
(WHERE FITTED) ........................................................481 Wiring Diagram ........................................................524
Description ...............................................................481 Diagnostic Procedure ..............................................526
CONSULT-II Reference Value in Data Monitor Component Inspection.............................................527
Mode ........................................................................481 REFRIGERANT PRESSURE SENSOR ......................529
ECM Terminals and Reference Value .....................482 Description ...............................................................529
Component Description ...........................................482 ECM Terminals and Reference Value .....................529
Wiring Diagram ........................................................483 Wiring Diagram ........................................................530
Diagnostic Procedure ..............................................484 Diagnostic Procedure ..............................................532
Component Inspection.............................................488 ELECTRICAL LOAD SIGNAL.....................................535
PARK/NEUTRAL POSITION (PNP) SWITCH ............490 CONSULT-II Reference Value in Data Monitor
Component Description ...........................................490 Mode ........................................................................535
CONSULT-II Reference Value in Data Monitor ECM Terminals and Reference Value .....................535
Mode ........................................................................490 Wiring Diagram ........................................................536
ECM Terminals and Reference Value .....................490 Diagnostic Procedure - Load Signal - .....................540
Wiring Diagram ........................................................491 Diagnostic Procedure - Heater Control Panel
Diagnostic Procedure ..............................................492 (Fan Switch) - ..........................................................544
INJECTOR ...................................................................494 MI & DATA LINK CONNECTORS ..............................545
Component Description ...........................................494 Wiring Diagram ........................................................545
CONSULT-II Reference Value in Data Monitor SERVICE DATA AND SPECIFICATIONS (SDS) .......547
Mode ........................................................................494 Fuel Pressure Regulator..........................................547
ECM Terminals and Reference Value .....................494 Idle Speed and Ignition Timing................................547
Wiring Diagram ........................................................495 Mass Air Flow Sensor..............................................547
Diagnostic Procedure ..............................................497 Intake Air Temperature Sensor................................547
Component Inspection.............................................499 Engine Coolant Temperature Sensor ......................547
IGNITION SIGNAL.......................................................500 Throttle Position Sensor ..........................................547
Component Description ...........................................500 Heated Oxygen Sensor 1 Heater (Front) ................547
CONSULT-II Reference Value in Data Monitor Heated Oxygen Sensor 2 Heater (Rear).................547
Mode ........................................................................500 EGR Volume Control Valve (where fitted)...............548
ECM Terminals and Reference Value .....................500 EGR Temperature Sensor (where fitted).................548
Wiring Diagram ........................................................501 EVAP Canister Purge Volume Control Valve ..........548
Diagnostic Procedure ..............................................505 IACV-AAC Valve ......................................................548
Component Inspection.............................................509 Injector .....................................................................548
START SIGNAL...........................................................511 Ignition Coil with Power Transistor ..........................548
CONSULT-II Reference Value in Data Monitor Condenser ...............................................................548
Mode ........................................................................511 Fuel Pump ...............................................................548
EC-6
CONTENTS (Cont'd)
Crankshaft Position Sensor (POS)..........................549 Work Flow................................................................621
Camshaft Position Sensor (PHASE) .......................549 TROUBLE DIAGNOSIS - BASIC INSPECTION .........623
Basic Inspection (Models with Throttle Opener) .....623
SR20DE Basic Inspection (Models without Throttle
Opener)....................................................................638
TROUBLE DIAGNOSIS - INDEX ................................550 TROUBLE DIAGNOSIS - GENERAL
Alphabetical & P No. Index for DTC .......................550 DESCRIPTION .............................................................646
PRECAUTIONS ...........................................................555 DTC Inspection Priority Chart..................................646
Precautions for Supplemental Restraint System Fail-safe Chart .........................................................647
(SRS) AIR BAG and SEAT BELT Symptom Matrix Chart.............................................648
PRE-TENSIONER ..................................................555 CONSULT-II Reference Value in Data Monitor
Precautions for On Board Diagnostic (OBD) Mode ........................................................................652
System of Engine and CVT.....................................555 Major Sensor Reference Graph in Data Monitor
Engine Fuel & Emission Control System ................556 Mode ........................................................................654
Wiring Diagrams and Trouble Diagnosis.................558 ECM Terminals and Reference Value .....................657
PREPARATION ...........................................................559 TROUBLE DIAGNOSIS - SPECIFICATION VALUE ..666
Special Service Tools ..............................................559 Description ...............................................................666
Commercial Service Tools .......................................559 Testing Condition .....................................................666
ENGINE AND EMISSION CONTROL OVERALL Inspection Procedure...............................................666
SYSTEM.......................................................................560 Diagnostic Procedure ..............................................667
Engine Control Component Parts Location.............560 TROUBLE DIAGNOSIS FOR INTERMITTENT
Circuit Diagram ........................................................564 INCIDENT.....................................................................670
System Diagram ......................................................566 Description ...............................................................670
Vacuum Hose Drawing ............................................567 Diagnostic Procedure ..............................................670
System Chart ...........................................................568 TROUBLE DIAGNOSIS FOR POWER SUPPLY........671
ENGINE AND EMISSION BASIC CONTROL Main Power Supply and Ground Circuit..................671
SYSTEM DESCRIPTION .............................................569 DTC P0100 MASS AIR FLOW SENSOR (MAFS)......679
Multiport Fuel Injection (MFI) System .....................569 Component Description ...........................................679
Electronic Ignition (EI) System ................................571 CONSULT-II Reference Value in Data Monitor
Air Conditioning Cut Control....................................572 Mode ........................................................................679
Fuel Cut Control (at no load & high engine ECM Terminals and Reference Value .....................679
speed) ......................................................................573 On Board Diagnosis Logic.......................................679
Evaporative Emission System .................................573 Fail-safe Mode .........................................................680
Positive Crankcase Ventilation ................................576 DTC Confirmation Procedure ..................................680
BASIC SERVICE PROCEDURE .................................577 Wiring Diagram ........................................................682
Fuel Pressure Release ............................................577 Diagnostic Procedure ..............................................684
Fuel Pressure Check ...............................................577 Component Inspection.............................................686
Fuel Pressure Regulator Check ..............................578 DTC P0110 INTAKE AIR TEMPERATURE
Injector .....................................................................578 SENSOR ......................................................................687
Idle Air Volume Learning .........................................581 Component Description ...........................................687
ON BOARD DIAGNOSTIC SYSTEM On Board Diagnosis Logic.......................................688
DESCRIPTION .............................................................583 DTC Confirmation Procedure ..................................688
Introduction ..............................................................583 Wiring Diagram ........................................................689
Two Trip Detection Logic .........................................583 Diagnostic Procedure ..............................................691
Emission-related Diagnostic Information .................584 Component Inspection.............................................693
NATS (Nissan Anti-theft System) ............................597 DTC P0115 ENGINE COOLANT TEMPERATURE
Malfunction Indicator (MI) ........................................598 SENSOR (ECTS) (CIRCUIT) .......................................694
OBD System Operation Chart (With Euro-OBD Component Description ...........................................694
Models Only)............................................................602 CONSULT-II Reference Value in Data Monitor
CONSULT-II .............................................................607 Mode ........................................................................694
Generic Scan Tool (GST) ........................................617 On Board Diagnosis Logic.......................................694
TROUBLE DIAGNOSIS - INTRODUCTION................619 Fail-safe Mode .........................................................695
Introduction ..............................................................619
EC-7
CONTENTS (Cont'd)
DTC Confirmation Procedure ..................................695 CONSULT-II Reference Value in Data Monitor
Wiring Diagram ........................................................696 Mode ........................................................................729
Diagnostic Procedure ..............................................698 ECM Terminals and Reference Value .....................729
Component Inspection.............................................699 On Board Diagnosis Logic.......................................730
DTC P0120 THROTTLE POSITION SENSOR ...........700 DTC Confirmation Procedure ..................................730
Component Description ...........................................700 Overall Function Check ...........................................731
CONSULT-II Reference Value in Data Monitor Wiring Diagram ........................................................732
Mode ........................................................................700 Diagnostic Procedure ..............................................734
ECM Terminals and Reference Value .....................701 Component Inspection.............................................737
On Board Diagnosis Logic.......................................701 DTC P0134 HEATED OXYGEN SENSOR 1
Fail-safe Mode .........................................................701 (FRONT) (HIGH VOLTAGE)........................................739
DTC Confirmation Procedure ..................................701 Component Description ...........................................739
Wiring Diagram ........................................................703 CONSULT-II Reference Value in Data Monitor
Diagnostic Procedure ..............................................705 Mode ........................................................................739
Component Inspection.............................................707 ECM Terminals and Reference Value .....................739
DTC P0130 HEATED OXYGEN SENSOR 1 On Board Diagnosis Logic.......................................740
(FRONT) (CIRCUIT).....................................................709 DTC Confirmation Procedure ..................................740
Component Description ...........................................709 Wiring Diagram ........................................................741
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................743
Mode ........................................................................709 Component Inspection.............................................744
ECM Terminals and Reference Value .....................709 DTC P0135 HEATED OXYGEN SENSOR 1
On Board Diagnosis Logic.......................................710 (FRONT) HEATER.......................................................746
DTC Confirmation Procedure ..................................710 Description ...............................................................746
Overall Function Check ...........................................711 CONSULT-II Reference Value in Data Monitor
Wiring Diagram ........................................................712 Mode ........................................................................746
Diagnostic Procedure ..............................................714 ECM Terminals and Reference Value .....................746
Component Inspection.............................................715 On Board Diagnosis Logic.......................................746
DTC P0131 HEATED OXYGEN SENSOR 1 DTC Confirmation Procedure ..................................747
(FRONT) (LEAN SHIFT MONITORING) .....................717 Wiring Diagram ........................................................748
Component Description ...........................................717 Diagnostic Procedure ..............................................750
CONSULT-II Reference Value in Data Monitor Component Inspection.............................................751
Mode ........................................................................717 DTC P0137 HEATED OXYGEN SENSOR 2
ECM Terminals and Reference Value .....................717 (REAR) (MIN. VOLTAGE MONITORING)...................752
On Board Diagnosis Logic.......................................718 Component Description ...........................................752
DTC Confirmation Procedure ..................................718 CONSULT-II Reference Value in Data Monitor
Overall Function Check ...........................................719 Mode ........................................................................752
Diagnostic Procedure ..............................................719 ECM Terminals and Reference Value .....................752
Component Inspection.............................................721 On Board Diagnosis Logic.......................................752
DTC P0132 HEATED OXYGEN SENSOR 1 DTC Confirmation Procedure ..................................753
(FRONT) (RICH SHIFT MONITORING) ......................723 Overall Function Check ...........................................754
Component Description ...........................................723 Wiring Diagram ........................................................755
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................757
Mode ........................................................................723 Component Inspection.............................................760
ECM Terminals and Reference Value .....................723 DTC P0138 HEATED OXYGEN SENSOR 2
On Board Diagnosis Logic.......................................724 (REAR) (MAX. VOLTAGE MONITORING) .................761
DTC Confirmation Procedure ..................................724 Component Description ...........................................761
Overall Function Check ...........................................725 CONSULT-II Reference Value in Data Monitor
Diagnostic Procedure ..............................................725 Mode ........................................................................761
Component Inspection.............................................727 ECM Terminals and Reference Value .....................761
DTC P0133 HEATED OXYGEN SENSOR 1 On Board Diagnosis Logic.......................................761
(FRONT) (RESPONSE MONITORING).......................729 DTC Confirmation Procedure ..................................762
Component Description ...........................................729 Overall Function Check ...........................................763
EC-8
CONTENTS (Cont'd)
Wiring Diagram ........................................................764 DTC P0300 - P0304 NO. 4 - 1 CYLINDER
Diagnostic Procedure ..............................................766 MISFIRE, MULTIPLE CYLINDER MISFIRE ...............808
Component Inspection.............................................769 On Board Diagnosis Logic.......................................808
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