
BGR029A
TROUBLE DIAGNOSES
Wiring Diagram Ð ABS Ð/4 Wheel Sensors
LHD Models (Cont'd)
BR-3011

GBR030A
TROUBLE DIAGNOSES
Wiring Diagram Ð ABS Ð/4 Wheel Sensors
LHD Models (Cont'd)
BR-3012

Wiring Diagram Ð ABS Ð/4 Wheel Sensors
RHD Models
BGR031A
TROUBLE DIAGNOSES
BR-3013

BGR032A
TROUBLE DIAGNOSES
Wiring Diagram Ð ABS Ð/4 Wheel Sensors
RHD Models (Cont'd)
BR-3014

GBR033A
TROUBLE DIAGNOSES
Wiring Diagram Ð ABS Ð/4 Wheel Sensors
RHD Models (Cont'd)
BR-3015

ENGINE CONTROL SYSTEM
SECTION
EC
CONTENTS
PRECAUTIONS AND PREPARATION............... 3008
Special Service Tool (YD25DDTi) ................... 3008
Supplemental Restraint System (SRS)²AIR
BAG²................................................................ 3008
KA24DE (EURO OBD)
Trouble Diagnosis - Index................................. 3009
Alphabetical & P No. Index for DTC................ 3009
Precautions......................................................... 3012
Supplemental Restraint System (SRS)²AIR
BAG²and²SEAT BELT PRE-TENSIONER².. 3012
Precautions for On Board Diagnostic (OBD)
System of Engine............................................. 3012
Engine Fuel & Emission Control System ........ 3013
Precautions ...................................................... 3014
Wiring Diagrams and Trouble Diagnosis ......... 3015
Preparation.......................................................... 3016
Special Service Tools ...................................... 3016
Commercial Service Tools ............................... 3016
Engine and Emission Control Overall System3018
Engine Control Component Parts Location ..... 3018
Circuit Diagram ................................................ 3020
System Diagram .............................................. 3021
Vacuum Hose Drawing .................................... 3022
System Chart ................................................... 3023
Engine and Emission Basic Control System
Description.......................................................... 3024
Multiport Fuel Injection (MFI) System.............. 3024
Distributor Ignition (DI) System........................ 3026
Air Conditioning Cut Control ............................ 3028
Fuel Cut Control (at no load & high engine
speed) .............................................................. 3028Evaporative Emission System ......................... 3029
Positive Crankcase Ventilation ........................ 3032
Basic Service Procedure................................... 3033
Fuel Pressure Release .................................... 3033
Fuel Pressure Check ....................................... 3033
Fuel Pressure Regulator Check ...................... 3034
Injector ............................................................. 3034
Fast Idle Cam (FIC) ......................................... 3035
Idle Speed/Ignition Timing/Idle Mixture Ratio
Adjustment ....................................................... 3035
On Board Diagnostic System Description...... 3049
Introduction ...................................................... 3049
Two Trip Detection Logic ................................. 3049
Emission-related Diagnostic Information ......... 3049
NVIS (Nissan Vehicle Immobilizer System -
NATS) .............................................................. 3061
Malfunction Indicator (MI) ................................ 3061
OBD System Operation Chart ......................... 3064
CONSULT-II ..................................................... 3070
Generic Scan Tool (GST) ................................ 3080
Trouble Diagnosis - Introduction..................... 3082
Introduction ...................................................... 3082
Work Flow ........................................................ 3084
Trouble Diagnosis - Basic Inspection.............. 3086
Basic Inspection ............................................... 3086
Trouble Diagnosis - General Description........ 3100
DTC Inspection Priority Chart .......................... 3100
Fail-safe Chart ................................................. 3101
Symptom Matrix Chart ..................................... 3102
CONSULT-II Reference Value in Data Monitor
Mode ................................................................ 3106
Major Sensor Reference Graph in Data
Monitor Mode ................................................... 3107
BR

ECM Terminals and Reference Value ............. 3110
Trouble Diagnosis - Specification Value......... 3119
Description ....................................................... 3119
Testing Condition ............................................. 3119
Inspection Procedure ....................................... 3119
Diagnostic Procedure....................................... 3120
Trouble Diagnosis for Intermittent Incident.... 3123
Description ....................................................... 3123
Diagnostic Procedure....................................... 3123
Trouble Diagnosis for Power Supply............... 3124
Main Power Supply and Ground Circuit .......... 3124
DTC P0031, P0032 HO2S1 Heater..................... 3133
Description ....................................................... 3133
CONSULT-II Reference Value in Data Monitor
Mode ................................................................ 3133
ECM Terminals and Reference Value ............. 3133
On Board Diagnosis Logic ............................... 3133
DTC Confirmation Procedure .......................... 3134
Wiring Diagram ................................................ 3135
Diagnostic Procedure....................................... 3136
DTC P0037, P0038 HO2S2 Heater..................... 3138
Description ....................................................... 3138
CONSULT-II Reference Value in Data Monitor
Mode ................................................................ 3138
ECM Terminals and Reference Value ............. 3138
On Board Diagnosis Logic ............................... 3138
DTC Confirmation Procedure .......................... 3139
Wiring Diagram ................................................ 3140
Diagnostic Procedure....................................... 3141
DTC P0101 MAF Sensor.................................... 3143
Component Description ................................... 3143
CONSULT-II Reference Value in Data Monitor
Mode ................................................................ 3143
ECM Terminals and Reference Value ............. 3143
On Board Diagnosis Logic ............................... 3143
DTC Confirmation Procedure .......................... 3144
Overall Function Check ................................... 3145
Wiring Diagram ................................................ 3146
Diagnostic Procedure....................................... 3147
DTC P0102, P0103 MAF Sensor........................ 3151
Component Description ................................... 3151
CONSULT-II Reference Value in Data Monitor
Mode ................................................................ 3151
ECM Terminals and Reference Value ............. 3151
On Board Diagnosis Logic ............................... 3151
DTC Confirmation Procedure .......................... 3152
Wiring Diagram ................................................ 3154
Diagnostic Procedure....................................... 3155
DTC P0112, P0113 IAT Sensor.......................... 3160
Component Description ................................... 3160
ECM Terminals and Reference Value ............. 3160
On Board Diagnosis Logic ............................... 3160
DTC Confirmation Procedure .......................... 3161
Wiring Diagram ................................................ 3162Diagnostic Procedure....................................... 3163
DTC P0117, P0118 ECT Sensor........................ 3165
Component Description ................................... 3165
CONSULT-II Reference Value in Data Monitor
Mode ................................................................ 3165
ECM Terminals and Reference Value ............. 3165
On Board Diagnosis Logic ............................... 3166
DTC Confirmation Procedure .......................... 3166
Wiring Diagram ................................................ 3167
Diagnostic Procedure....................................... 3168
DTC P0121 TP Sensor....................................... 3170
Component Description ................................... 3170
CONSULT-II Reference Value in Data Monitor
Mode ................................................................ 3170
ECM Terminals and Reference Value ............. 3171
On Board Diagnosis Logic ............................... 3171
DTC Confirmation Procedure .......................... 3172
Wiring Diagram ................................................ 3174
Diagnostic Procedure....................................... 3175
DTC P0122, P0123 TP Sensor........................... 3182
Component Description ................................... 3182
CONSULT-II Reference Value in Data Monitor
Mode ................................................................ 3182
ECM Terminals and Reference Value ............. 3183
On Board Diagnosis Logic ............................... 3183
DTC Confirmation Procedure .......................... 3184
Wiring Diagram ................................................ 3185
Diagnostic Procedure....................................... 3186
DTC P0127 IAT Sensor...................................... 3193
Component Description ................................... 3193
ECM Terminals and Reference Value ............. 3193
On Board Diagnosis Logic ............................... 3193
DTC Confirmation Procedure .......................... 3194
Diagnostic Procedure....................................... 3195
DTC P0132 HO2S1.............................................. 3196
Component Description ................................... 3196
CONSULT-II Reference Value in Data Monitor
Mode ................................................................ 3196
ECM Terminals and Reference Value ............. 3196
On Board Diagnosis Logic ............................... 3197
DTC Confirmation Procedure .......................... 3197
Wiring Diagram ................................................ 3198
Diagnostic Procedure....................................... 3199
DTC P0133 HO2S1.............................................. 3202
Component Description ................................... 3202
CONSULT-II Reference Value in Data Monitor
Mode ................................................................ 3202
ECM Terminals and Reference Value ............. 3202
On Board Diagnosis Logic ............................... 3203
DTC Confirmation Procedure .......................... 3203
Overall Function Check ................................... 3204
Wiring Diagram ................................................ 3205
Diagnostic Procedure....................................... 3206
DTC P0134 HO2S1.............................................. 3213
BR-3002

Component Description ................................... 3213
CONSULT-II Reference Value in Data Monitor
Mode ................................................................ 3213
ECM Terminals and Reference Value ............. 3213
On Board Diagnosis Logic ............................... 3214
DTC Confirmation Procedure .......................... 3214
Overall Function Check ................................... 3215
Wiring Diagram ................................................ 3216
Diagnostic Procedure....................................... 3217
DTC P0138 HO2S2.............................................. 3220
Component Description ................................... 3220
CONSULT-II Reference Value in Data Monitor
Mode ................................................................ 3220
ECM Terminals and Reference Value ............. 3220
On Board Diagnosis Logic ............................... 3220
DTC Confirmation Procedure .......................... 3221
Overall Function Check ................................... 3221
Wiring Diagram ................................................ 3222
Diagnostic Procedure....................................... 3223
DTC P0139 HO2S2.............................................. 3227
Component Description ................................... 3227
CONSULT-II Reference Value in Data Monitor
Mode ................................................................ 3227
ECM Terminals and Reference Value ............. 3227
On Board Diagnosis Logic ............................... 3227
DTC Confirmation Procedure .......................... 3228
Overall Function Check ................................... 3229
Wiring Diagram ................................................ 3230
Diagnostic Procedure....................................... 3231
DTC P0171 Fuel Injection System Function.... 3237
On Board Diagnosis Logic ............................... 3237
DTC Confirmation Procedure .......................... 3237
Wiring Diagram ................................................ 3239
Diagnostic Procedure....................................... 3240
DTC P0172 Fuel Injection System Function.... 3244
On Board Diagnosis Logic ............................... 3244
DTC Confirmation Procedure .......................... 3244
Wiring Diagram ................................................ 3246
Diagnostic Procedure....................................... 3247
DTC P0300 - P0304 No.4-1Cylinder Misfire,
Multiple Cylinder Misfire.................................... 3251
On Board Diagnosis Logic ............................... 3251
DTC Confirmation Procedure .......................... 3251
Diagnostic Procedure....................................... 3252
DTC P0327, P0328 KS........................................ 3260
Component Description ................................... 3260
ECM Terminals and Reference Value ............. 3260
On Board Diagnosis Logic ............................... 3260
DTC Confirmation Procedure .......................... 3260
Wiring Diagram ................................................ 3261
Diagnostic Procedure....................................... 3262
DTC P0335 CKP Sensor (OBD)......................... 3264
Component Description ................................... 3264
ECM Terminals and Reference Value ............. 3264On Board Diagnosis Logic ............................... 3264
DTC Confirmation Procedure .......................... 3265
Wiring Diagram ................................................ 3266
Diagnostic Procedure....................................... 3267
DTC P0340 CMP Sensor.................................... 3270
Component Description ................................... 3270
ECM Terminals and Reference Value ............. 3270
On Board Diagnosis Logic ............................... 3271
DTC Confirmation Procedure .......................... 3272
Wiring Diagram ................................................ 3273
Diagnostic Procedure....................................... 3274
DTC P0420 Three Way Catalyst Function....... 3278
On Board Diagnosis Logic ............................... 3278
DTC Confirmation Procedure .......................... 3278
Overall Function Check ................................... 3279
Diagnostic Procedure....................................... 3280
DTC P0444, P0445 EVAP Canister Purge
Volume Control Solenoid Valve........................ 3283
Description ....................................................... 3283
CONSULT-II Reference Value in Data Monitor
Mode ................................................................ 3283
ECM Terminals and Reference Value ............. 3284
On Board Diagnosis Logic ............................... 3284
DTC Confirmation Procedure .......................... 3285
Wiring Diagram ................................................ 3286
Diagnostic Procedure....................................... 3287
DTC P0500 VSS.................................................. 3290
Component Description ................................... 3290
ECM Terminals and Reference Value ............. 3290
On Board Diagnosis Logic ............................... 3290
DTC Confirmation Procedure .......................... 3290
Overall Function Check ................................... 3291
Wiring Diagram ................................................ 3292
Diagnostic Procedure....................................... 3294
DTC P0505 ISC System..................................... 3295
Description ....................................................... 3295
CONSULT-II Reference Value in Data Monitor
Mode ................................................................ 3295
ECM Terminals and Reference Value ............. 3296
On Board Diagnosis Logic ............................... 3296
DTC Confirmation Procedure .......................... 3297
Wiring Diagram ................................................ 3298
Diagnostic Procedure....................................... 3299
DTC P0510 CTP Switch..................................... 3301
Component Description ................................... 3301
ECM Terminals and Reference Value ............. 3301
On Board Diagnosis Logic ............................... 3301
DTC Confirmation Procedure .......................... 3302
Overall Function Check ................................... 3302
Wiring Diagram ................................................ 3303
Diagnostic Procedure....................................... 3304
DTC P0605 ECM................................................. 3308
Component Description ................................... 3308
On Board Diagnosis Logic ............................... 3308
EC-3003