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ENGINE
A
ENGINE CONTROL SYSTEM
SECTION EC EC
C
D
E
CONTENTS
SERVICE INFORMATION ........................... 9
. How to Detect Fuel Vapor Leakage ........................35
. F
INDEX FOR DTC ................................................ 9
. ON BOARD REFUELING VAPOR RECOV-
DTC No. Index ......................................................... 9
. ERY (ORVR) ...................................................... 38 G
Alphabetical Index .................................................. 12
. System Description .................................................38
.
Diagnosis Procedure ..............................................38
.
PRECAUTIONS .................................................16
. Component Inspection ............................................40
.
Precaution for Supplemental Restraint System H
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN- POSITIVE CRANKCASE VENTILATION ......... 43
SIONER" ................................................................ 16
. Description ..............................................................43
.
Precaution for Procedure without Cowl Top Cover 16 .... Component Inspection ............................................43 . I
On Board Diagnosis (OBD) System of Engine and
A/T, CVT ................................................................ 16
. NVIS (NISSAN VEHICLE IMMOBILIZER SYS-
Precaution .............................................................. 17
. TEM-NATS) ....................................................... 45
Description ..............................................................45
. J
PREPARATION .................................................20
.
Special Service Tool .............................................. 20
. ON BOARD DIAGNOSTIC (OBD) SYSTEM .... 46
Commercial Service Tool ....................................... 21
. Introduction .............................................................46
. K
Two Trip Detection Logic ........................................46 .
ENGINE CONTROL SYSTEM ...........................22
. Emission-related Diagnostic Information ................47 .
Schematic .............................................................. 22
. Malfunction Indicator Lamp (MIL) ...........................60 .
L
Multiport Fuel Injection (MFI) System .................... 22 . OBD System Operation Chart ................................63 .
Electronic Ignition (EI) System ............................... 25 .
Fuel Cut Control (at No Load and High Engine BASIC SERVICE PROCEDURE ....................... 69
Speed) .................................................................... 25
. Basic Inspection .....................................................69
. M
Idle Speed and Ignition Timing Check ....................73 .
AIR CONDITIONING CUT CONTROL ..............27
. Procedure After Replacing ECM ............................75 .
Input/Output Signal Chart ....................................... 27
. VIN Registration .....................................................75
.
N
System Description ................................................ 27
. Accelerator Pedal Released Position Learning ......76 .
Throttle Valve Closed Position Learning ................76 .
AUTOMATIC SPEED CONTROL DEVICE Idle Air Volume Learning ........................................76
.
(ASCD) ..............................................................28
. Fuel Pressure Check ..............................................78
. O
System Description ................................................ 28
.
Component Description .......................................... 29
. TROUBLE DIAGNOSIS .................................... 81
Trouble Diagnosis Introduction ...............................81 . P
CAN COMMUNICATION ...................................30
. DTC Inspection Priority Chart .................................86 .
System Description ................................................ 30
. Fail-Safe Chart .......................................................87
.
Symptom Matrix Chart ............................................88.
EVAPORATIVE EMISSION SYSTEM ...............31
. Engine Control Component Parts Location ............93 .
Description ............................................................. 31
.
Vacuum Hose Drawing ...........................................99 .
Component Inspection ........................................... 33 . Circuit Diagram ..................................................... 100
.
Removal and Installation ........................................ 35 . ECM Harness Connector Terminal Layout ........... 102 .
Revision: May 2007 EC-1 2008 Versa
ECM Terminal and Reference Value ....................102 . DTC P0037, P0038 HO2S2 HEATER ............. 156
.
CONSULT-II Function (ENGINE) .........................109 . Description ........................................................... 156
.
Generic Scan Tool (GST) Function ......................119 . CONSULT-II Reference Value in Data Monitor
CONSULT-II Reference Value in Data Monitor Mode .................................................................... 156
.
Mode .....................................................................121
. On Board Diagnosis Logic ................................... 156 .
Major Sensor Reference Graph in Data Monitor DTC Confirmation Procedure ............................... 156 .
Mode .....................................................................124
. Wiring Diagram .................................................... 158 .
Diagnosis Procedure ............................................ 159 .
TROUBLE DIAGNOSIS - SPECIFICATION Component Inspection ......................................... 160 .
VALUE ............................................................ 127
. Removal and Installation ...................................... 161 .
Description ............................................................127
.
Testing Condition ..................................................127
. DTC P0075 IVT CONTROL SOLENOID
Inspection Procedure ............................................127 . VALVE ............................................................. 162
.
Diagnosis Procedure ............................................127 . Component Description ....................................... 162 .
CONSULT-II Reference Value in Data Monitor
TROUBLE DIAGNOSIS FOR INTERMITTENT Mode .................................................................... 162
.
INCIDENT ....................................................... 136
. On Board Diagnosis Logic ................................... 162 .
Description ............................................................136
. DTC Confirmation Procedure ............................... 162 .
Diagnosis Procedure ............................................136 . Wiring Diagram .................................................... 163 .
Diagnosis Procedure ............................................ 164 .
POWER SUPPLY AND GROUND CIRCUIT .. 137
.
Component Inspection ......................................... 165 .
Wiring Diagram .....................................................137
.
Removal and Installation ...................................... 166 .
Diagnosis Procedure ............................................138
.
Ground Inspection ................................................142
. DTC P0101 MAF SENSOR ............................. 167
.
Component Description ....................................... 167 .
DTC U1000, U1001 CAN COMMUNICATION
CONSULT-II Reference Value in Data Monitor
LINE ................................................................ 143
. Mode .................................................................... 167
.
Description ............................................................143
.
On Board Diagnosis Logic ................................... 167 .
On Board Diagnosis Logic ....................................143 .
DTC Confirmation Procedure ............................... 167 .
DTC Confirmation Procedure ...............................143 .
Overall Function Check ........................................ 169 .
Wiring Diagram .....................................................144
.
Wiring Diagram .................................................... 170 .
Diagnosis Procedure ............................................144 .
Diagnosis Procedure ............................................ 171 .
DTC U1010 CAN COMMUNICATION ............ 145
. Component Inspection ......................................... 173 .
Description ............................................................145
. Removal and Installation ...................................... 174 .
On Board Diagnosis Logic ....................................145 . DTC P0102, P0103 MAF SENSOR ................. 175
.
DTC Confirmation Procedure ...............................145 .
Component Description ....................................... 175 .
Diagnosis Procedure ............................................145 . CONSULT-II Reference Value in Data Monitor
DTC P0011 IVT CONTROL ............................ 147
. Mode .................................................................... 175
.
Description ............................................................147
. On Board Diagnosis Logic ................................... 175 .
CONSULT-II Reference Value in Data Monitor DTC Confirmation Procedure ............................... 175 .
Mode .....................................................................147
. Wiring Diagram .................................................... 177 .
On Board Diagnosis Logic ....................................148 . Diagnosis Procedure ............................................ 178 .
DTC Confirmation Procedure ...............................148 . Component Inspection ......................................... 180 .
Diagnosis Procedure ............................................149 . Removal and Installation ...................................... 181 .
Component Inspection ..........................................150 . DTC P0112, P0113 IAT SENSOR ................... 182
.
Removal and Installation ......................................150 .
Component Description ....................................... 182 .
DTC P0031, P0032 A/F SENSOR 1 HEATER. 151 On Board Diagnosis Logic ................................... 182 .
Description ............................................................151
. DTC Confirmation Procedure ............................... 182 .
CONSULT-II Reference Value in Data Monitor Wiring Diagram .................................................... 184
.
Mode .....................................................................151
. Diagnosis Procedure ............................................ 184
.
On Board Diagnosis Logic ....................................151 . Component Inspection ......................................... 186.
DTC Confirmation Procedure ...............................151 . Removal and Installation ...................................... 186
.
Wiring Diagram .....................................................152 . DTC P0117, P0118 ECT SENSOR .................. 187
.
Diagnosis Procedure ............................................153 .
Component Description ....................................... 187 .
Component Inspection ..........................................154 .
On Board Diagnosis Logic ................................... 187 .
Removal and Installation ......................................155 .
DTC Confirmation Procedure ............................... 188 .
Wiring Diagram .................................................... 189
.
Revision: May 2007 EC-2 2008 Versa
Diagnosis Procedure ............................................ 189
. Component Description ........................................ 219 .
Component Inspection ......................................... 191
. CONSULT-II Reference Value in Data Monitor A
Removal and Installation ...................................... 191
. Mode ..................................................................... 219
.
On Board Diagnosis Logic .................................... 219 .
DTC P0122, P0123 TP SENSOR .................... 192
. DTC Confirmation Procedure ............................... 219 .
Component Description ........................................ 192 . EC
Wiring Diagram ..................................................... 221.
CONSULT-II Reference Value in Data Monitor Diagnosis Procedure ............................................ 222 .
Mode .................................................................... 192
. Removal and Installation ...................................... 224 .
On Board Diagnosis Logic ................................... 192 . C
DTC Confirmation Procedure ............................... 192 . DTC P0133 A/F SENSOR 1 ............................ 225
Wiring Diagram .................................................... 194. Component Description ........................................ 225 .
Diagnosis Procedure ............................................ 195 . CONSULT-II Reference Value in Data Monitor D
Component Inspection ......................................... 197 . Mode ..................................................................... 225
.
Removal and Installation ...................................... 197 . On Board Diagnosis Logic .................................... 225 .
DTC Confirmation Procedure ............................... 225 .
DTC P0125 ECT SENSOR .............................. 198
. E
Wiring Diagram ..................................................... 228.
Description ........................................................... 198
. Diagnosis Procedure ............................................ 229 .
On Board Diagnosis Logic ................................... 198 . Removal and Installation ...................................... 232 .
DTC Confirmation Procedure ............................... 198 . F
Diagnosis Procedure ............................................ 199 . DTC P0137 HO2S2 ......................................... 233
Component Inspection ......................................... 200 . Component Description ........................................ 233 .
Removal and Installation ...................................... 200 . CONSULT-II Reference Value in Data Monitor
G
Mode ..................................................................... 233
.
DTC P0127 IAT SENSOR ............................... 201
. On Board Diagnosis Logic .................................... 233 .
Component Description ........................................ 201
. DTC Confirmation Procedure ............................... 233 .
On Board Diagnosis Logic ................................... 201
. Overall Function Check ........................................ 234 . H
DTC Confirmation Procedure ............................... 201. Wiring Diagram ..................................................... 235.
Diagnosis Procedure ............................................ 202
. Diagnosis Procedure ............................................ 236 .
Component Inspection ......................................... 202
. Component Inspection .......................................... 238 . I
Removal and Installation ...................................... 203
. Removal and Installation ...................................... 239 .
DTC P0128 THERMOSTAT FUNCTION ......... 204
. DTC P0138 HO2S2 ......................................... 240
On Board Diagnosis Logic ................................... 204
. J
Component Description ........................................ 240 .
DTC Confirmation Procedure ............................... 204. CONSULT-II Reference Value in Data Monitor
Diagnosis Procedure ............................................ 204
. Mode ..................................................................... 240
.
Component Inspection ......................................... 204
. On Board Diagnosis Logic .................................... 240 . K
Removal and Installation ...................................... 205
. DTC Confirmation Procedure ............................... 241 .
Overall Function Check ........................................ 242 .
DTC P0130 A/F SENSOR 1 ............................ 206
.
Wiring Diagram ..................................................... 243. L
Component Description ........................................ 206 .
Diagnosis Procedure ............................................ 244 .
CONSULT-II Reference Value in Data Monitor
Component Inspection .......................................... 247 .
Mode .................................................................... 206
.
Removal and Installation ...................................... 248 .
On Board Diagnosis Logic ................................... 206 . M
DTC Confirmation Procedure ............................... 206 . DTC P0139 HO2S2 ......................................... 250
Overall Function Check ........................................ 208 . Component Description ........................................ 250 .
Wiring Diagram .................................................... 209. CONSULT-II Reference Value in Data Monitor N
Diagnosis Procedure ............................................ 210 . Mode ..................................................................... 250
.
Removal and Installation ...................................... 212 . On Board Diagnosis Logic .................................... 250 .
DTC Confirmation Procedure ............................... 250 . O
DTC P0131 A/F SENSOR 1 ............................ 213
.
Overall Function Check ........................................ 251 .
Component Description ........................................ 213 .
Wiring Diagram ..................................................... 252.
CONSULT-II Reference Value in Data Monitor
Diagnosis Procedure ............................................ 253 .
Mode .................................................................... 213
. P
Component Inspection .......................................... 255 .
On Board Diagnosis Logic ................................... 213 .
Removal and Installation ...................................... 256 .
DTC Confirmation Procedure ............................... 213 .
Wiring Diagram .................................................... 215. DTC P0171 FUEL INJECTION SYSTEM
Diagnosis Procedure ............................................ 216 . FUNCTION ...................................................... 257
Removal and Installation ...................................... 218 . On Board Diagnosis Logic .................................... 257 .
DTC P0132 A/F SENSOR 1 ............................ 219
. DTC Confirmation Procedure ............................... 257 .
Wiring Diagram ..................................................... 259
.
Revision: May 2007 EC-3 2008 Versa
Diagnosis Procedure ............................................260
. Diagnosis Procedure ............................................ 298
.
Component Inspection ......................................... 301
.
DTC P0172 FUEL INJECTION SYSTEM Removal and Installation ...................................... 301
.
FUNCTION ...................................................... 264
.
On Board Diagnosis Logic ....................................264 . DTC P0340 CMP SENSOR (PHASE) ............. 302
.
DTC Confirmation Procedure ...............................264 . Component Description ....................................... 302 .
Wiring Diagram .....................................................266
. CONSULT-II Reference Value in Data Monitor
Diagnosis Procedure ............................................267
. Mode .................................................................... 302
.
On Board Diagnosis Logic ................................... 302 .
DTC P0181 FTT SENSOR .............................. 270
. DTC Confirmation Procedure ............................... 302 .
Component Description ........................................270 . Wiring Diagram .................................................... 304 .
On Board Diagnosis Logic ....................................270 . Diagnosis Procedure ............................................ 305 .
DTC Confirmation Procedure ...............................270 . Component Inspection ......................................... 307 .
Wiring Diagram .....................................................271
. Removal and Installation ...................................... 307 .
Diagnosis Procedure ............................................271
.
Component Inspection ..........................................273. DTC P0420 THREE WAY CATALYST FUNC-
Removal and Installation ......................................273. TION ................................................................. 308
.
On Board Diagnosis Logic ................................... 308
.
DTC P0182, P0183 FTT SENSOR ................. 274
. DTC Confirmation Procedure ............................... 308 .
Component Description ........................................274 . Overall Function Check ........................................ 309
.
On Board Diagnosis Logic ....................................274 . Diagnosis Procedure ............................................ 310
.
DTC Confirmation Procedure ...............................274 .
Wiring Diagram .....................................................275
. DTC P0441 EVAP CONTROL SYSTEM ......... 313
.
Diagnosis Procedure ............................................275
. System Description .............................................. 313
.
Component Inspection ..........................................277. On Board Diagnosis Logic ................................... 313.
Removal and Installation ......................................277. DTC Confirmation Procedure ............................... 313 .
Overall Function Check ........................................ 314
.
DTC P0222, P0223 TP SENSOR ................... 278
. Diagnosis Procedure ............................................ 315
.
Component Description ........................................278 .
CONSULT-II Reference Value in Data Monitor DTC P0442 EVAP CONTROL SYSTEM ......... 318
.
Mode .....................................................................278
. On Board Diagnosis Logic ................................... 318
.
On Board Diagnosis Logic ....................................278 . DTC Confirmation Procedure ............................... 318 .
DTC Confirmation Procedure ...............................278 . Diagnosis Procedure ............................................ 320
.
Wiring Diagram .....................................................280 .
Diagnosis Procedure ............................................281 . DTC P0443 EVAP CANISTER PURGE VOL-
Component Inspection ..........................................283 . UME CONTROL SOLENOID VALVE .............. 325
.
Removal and Installation ......................................283 . Description ........................................................... 325
.
CONSULT-II Reference Value in Data Monitor
DTC P0300 - P0304 MULTIPLE CYLINDER Mode .................................................................... 325
.
MISFIRE, NO. 1 - 4 CYLINDER MISFIRE ...... 284
. On Board Diagnosis Logic ................................... 326 .
On Board Diagnosis Logic ....................................284
. DTC Confirmation Procedure ............................... 326 .
DTC Confirmation Procedure ...............................284 . Wiring Diagram .................................................... 327 .
Diagnosis Procedure ............................................285
. Diagnosis Procedure ............................................ 328 .
Component Inspection ......................................... 331 .
DTC P0327, P0328 KS ................................... 291
. Removal and Installation ...................................... 331 .
Component Description ........................................291 .
On Board Diagnosis Logic ....................................291 . DTC P0444, P0445 EVAP CANISTER PURGE
DTC Confirmation Procedure ...............................291 . VOLUME CONTROL SOLENOID VALVE ...... 332
.
Wiring Diagram .....................................................292
. Description ........................................................... 332
.
Diagnosis Procedure ............................................293
. CONSULT-II Reference Value in Data Monitor
Component Inspection ..........................................294. Mode .................................................................... 332
.
Removal and Installation ......................................294. On Board Diagnosis Logic ................................... 333 .
DTC Confirmation Procedure ............................... 333 .
DTC P0335 CKP SENSOR (POS) .................. 295
. Wiring Diagram .................................................... 334 .
Component Description ........................................295 . Diagnosis Procedure ............................................ 335 .
CONSULT-II Reference Value in Data Monitor Component Inspection ......................................... 337 .
Mode .....................................................................295
. Removal and Installation ...................................... 337 .
On Board Diagnosis Logic ....................................295 .
DTC Confirmation Procedure ...............................295 . DTC P0447 EVAP CANISTER VENT CON-
Wiring Diagram .....................................................297 . TROL VALVE .................................................. 338
.
Revision: May 2007 EC-4 2008 Versa
Component Description ........................................ 338 . Overall Function Check ........................................ 378
.
CONSULT-II Reference Value in Data Monitor Diagnosis Procedure ............................................ 379
. A
Mode .................................................................... 338
.
On Board Diagnosis Logic ................................... 338 . DTC P0460 FUEL LEVEL SENSOR ............... 385
DTC Confirmation Procedure ............................... 338 . Component Description ........................................ 385
.
On Board Diagnosis Logic .................................... 385
. EC
Wiring Diagram .................................................... 340.
Diagnosis Procedure ............................................ 341 . DTC Confirmation Procedure ............................... 385.
Component Inspection ......................................... 343 . Diagnosis Procedure ............................................ 386
.
Removal and Installation ...................................... 386
. C
DTC P0448 EVAP CANISTER VENT CON-
TROL VALVE .................................................. 345
. DTC P0461 FUEL LEVEL SENSOR ............... 387
Component Description ........................................ 345 . Component Description ........................................ 387
.
D
CONSULT-II Reference Value in Data Monitor On Board Diagnosis Logic .................................... 387
.
Mode .................................................................... 345
. Overall Function Check ........................................ 387
.
On Board Diagnosis Logic ................................... 345 . Diagnosis Procedure ............................................ 388
.
Removal and Installation ...................................... 388
. E
DTC Confirmation Procedure ............................... 345 .
Wiring Diagram .................................................... 347. DTC P0462, P0463 FUEL LEVEL SENSOR .. 389
Diagnosis Procedure ............................................ 348 .
Component Description ........................................ 389
. F
Component Inspection ......................................... 349 .
On Board Diagnosis Logic .................................... 389
.
DTC P0451 EVAP CONTROL SYSTEM DTC Confirmation Procedure ............................... 389.
PRESSURE SENSOR ..................................... 351
. Diagnosis Procedure ............................................ 390
.
Removal and Installation ...................................... 390
. G
Component Description ........................................ 351 .
CONSULT-II Reference Value in Data Monitor DTC P0500 VSS .............................................. 391
Mode .................................................................... 351
. Description ............................................................ 391
. H
On Board Diagnosis Logic ................................... 351 . On Board Diagnosis Logic .................................... 391 .
DTC Confirmation Procedure ............................... 351 . DTC Confirmation Procedure ............................... 391 .
Diagnosis Procedure ............................................ 352 . Overall Function Check ........................................ 392 .
Component Inspection ......................................... 353 . I
Diagnosis Procedure ............................................ 392 .
DTC P0452 EVAP CONTROL SYSTEM DTC P0506 ISC SYSTEM ............................... 393
PRESSURE SENSOR ..................................... 355
. Description ............................................................ 393
. J
Component Description ........................................ 355 . On Board Diagnosis Logic .................................... 393 .
CONSULT-II Reference Value in Data Monitor DTC Confirmation Procedure ............................... 393 .
Mode .................................................................... 355
. Diagnosis Procedure ............................................ 393 .
On Board Diagnosis Logic ................................... 355 . K
DTC Confirmation Procedure ............................... 355 . DTC P0507 ISC SYSTEM ............................... 395
Wiring Diagram .................................................... 357. Description ............................................................ 395
.
Diagnosis Procedure ............................................ 358 . On Board Diagnosis Logic .................................... 395 . L
Component Inspection ......................................... 361 . DTC Confirmation Procedure ............................... 395 .
Diagnosis Procedure ............................................ 395 .
DTC P0453 EVAP CONTROL SYSTEM
M
PRESSURE SENSOR ..................................... 362
. DTC P0605 ECM ............................................. 397
Component Description ........................................ 362 . Component Description ........................................ 397
.
CONSULT-II Reference Value in Data Monitor On Board Diagnosis Logic .................................... 397
.
Mode .................................................................... 362
. DTC Confirmation Procedure ............................... 397. N
On Board Diagnosis Logic ................................... 362 . Diagnosis Procedure ............................................ 398
.
DTC Confirmation Procedure ............................... 362 .
Wiring Diagram .................................................... 364. DTC P0643 SENSOR POWER SUPPLY ........ 400 O
Diagnosis Procedure ............................................ 365 . On Board Diagnosis Logic .................................... 400 .
Component Inspection ......................................... 369 . DTC Confirmation Procedure ............................... 400 .
Wiring Diagram ..................................................... 401
.
DTC P0455 EVAP CONTROL SYSTEM ......... 370
. Diagnosis Procedure ............................................ 402
. P
On Board Diagnosis Logic ................................... 370
.
DTC Confirmation Procedure ............................... 370. DTC P0850 PNP SWITCH .............................. 405
Diagnosis Procedure ............................................ 372
. Component Description ........................................ 405 .
CONSULT-II Reference Value in Data Monitor
DTC P0456 EVAP CONTROL SYSTEM ......... 377
. Mode ..................................................................... 405
.
On Board Diagnosis Logic ................................... 377
. On Board Diagnosis Logic .................................... 405 .
DTC Confirmation Procedure ............................... 378
. DTC Confirmation Procedure ............................... 405 .
Revision: May 2007 EC-5 2008 Versa
Overall Function Check ........................................406. On Board Diagnosis Logic ................................... 447
.
Wiring Diagram .....................................................407
. DTC Confirmation Procedure ............................... 447 .
Diagnosis Procedure ............................................408
. Diagnosis Procedure ............................................ 448
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