Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Nissan Altima 2006-2009 Approved TB Nissan Altima 2007 EC
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ENGINE
A
ENGINE CONTROL SYSTEM
SECTION EC EC
C
D
E
CONTENTS
VQ35DE THROTTLE VALVE CLOSED POSITION F
LEARNING : Description ........................................29
.
BASIC INSPECTION .................................. 20
. THROTTLE VALVE CLOSED POSITION
LEARNING : Special Repair Requirement .............30 . G
DIAGNOSIS AND REPAIR WORKFLOW ........20
.
Work Flow .............................................................. 20
. IDLE AIR VOLUME LEARNING ...............................30 .
Diagnostic Work Sheet ........................................... 22. IDLE AIR VOLUME LEARNING : Description ........30 .
IDLE AIR VOLUME LEARNING : Special Repair H
INSPECTION AND ADJUSTMENT ...................24
. Requirement ...........................................................30
.
BASIC INSPECTION ................................................ 24 . MIXTURE RATIO SELF-LEARNING VALUE
BASIC INSPECTION : Special Repair Require- I
CLEAR ......................................................................32
.
ment ....................................................................... 24
. MIXTURE RATIO SELF-LEARNING VALUE
CLEAR : Description ...............................................32 .
ADDITIONAL SERVICE WHEN REPLACING J
MIXTURE RATIO SELF-LEARNING VALUE
CONTROL UNIT ....................................................... 27
.
CLEAR : Special Repair Requirement ....................32 .
ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT : Description ............................... 27 . FUNCTION DIAGNOSIS ............................. 33
.
ADDITIONAL SERVICE WHEN REPLACING K
CONTROL UNIT : Special Repair Requirement .... 27 ENGINE CONTROL SYSTEM .......................... 33
System Diagram ....................................................33
.
IDLE SPEED ............................................................. 28
. L
System Description .................................................33
.
IDLE SPEED : Description ..................................... 28 .
Component Parts Location ...................................34 .
IDLE SPEED : Special Repair Requirement .......... 28 .
Component Description ..........................................39
.
IGNITION TIMING ..................................................... 28
. M
MULTIPORT FUEL INJECTION SYSTEM ....... 41
IGNITION TIMING : Description ............................. 28 .
System Diagram ....................................................41
.
IGNITION TIMING : Special Repair Requirement 28 ....
System Description .................................................41
.
Component Parts Location ...................................43 . N
VIN REGISTRATION ................................................ 29 .
VIN REGISTRATION : Description ........................ 29 . Component Description ..........................................49
.
VIN REGISTRATION : Special Repair Requre-
ment ....................................................................... 29
.
ELECTRIC IGNITION SYSTEM ........................ 51 O
System Diagram ....................................................51
.
ACCELERATOR PEDAL RELEASED POSITION System Description .................................................51
.
LEARNING ............................................................... 29
. Component Parts Location ...................................52 .
Component Description ..........................................57
. P
ACCELERATOR PEDAL RELEASED POSITION
LEARNING : Description ........................................ 29 .
ACCELERATOR PEDAL RELEASED POSITION AIR CONDITIONING CUT CONTROL .............. 59
LEARNING : Special Repair Requirement ............. 29 . System Diagram .....................................................59
.
System Description .................................................59
.
THROTTLE VALVE CLOSED POSITION LEARN- Component Parts Location ...................................60 .
ING ............................................................................ 29
. Component Description ..........................................65
.
Revision: October 2006 EC-1 2007 Altima
AUTOMATIC SPEED CONTROL DEVICE U1010 CONTROL UNIT (CAN) ....................... 155
.
(ASCD) .............................................................. 66
. Description ........................................................... 155
.
System Diagram .................................................... 66
. DTC Logic ............................................................ 155
.
System Description ................................................ 66
. Diagnosis Procedure ............................................ 155 .
Component Parts Location .................................. 67 .
Component Description ........................................ 73
. P0011, P0021 IVT CONTROL ......................... 156
.
DTC Logic ............................................................ 156
.
CAN COMMUNICATION .................................. 74
. Diagnosis Procedure ............................................ 157 .
System Description ................................................ 74
. Component Inspection ......................................... 158 .
COOLING FAN CONTROL .............................. 75
. P0031, P0032, P0051, P0052 A/F SENSOR 1
System Diagram .................................................... 75
. HEATER .......................................................... 160
.
System Description ................................................ 75
. Description ........................................................... 160
.
Component Parts Location .................................. 76 . DTC Logic ............................................................ 160
.
Component Description ......................................... 82
. Diagnosis Procedure ............................................ 160 .
Component Inspection ......................................... 162 .
ELECTRONIC CONTROLLED ENGINE
MOUNT ............................................................. 83
. P0037, P0038, P0057, P0058 HO2S2 HEAT-
System Diagram .................................................... 83
. ER .................................................................... 163
.
System Description ................................................ 84
. Description ........................................................... 163
.
Component Parts Location .................................. 85 . DTC Logic ............................................................ 163
.
Component Description ........................................ 90
. Diagnosis Procedure ............................................ 164 .
Component Inspection ......................................... 165 .
EVAPORATIVE EMISSION SYSTEM .............. 91
.
System Diagram .................................................... 91
. P0075, P0081 IVT CONTROL SOLENOID
System Description ................................................ 92
. VALVE ............................................................. 166
.
Component Parts Location .................................. 93 . Description ........................................................... 166
.
Component Description ........................................ 99
. DTC Logic ............................................................ 166
.
Diagnosis Procedure ............................................ 166 .
INTAKE VALVE TIMING CONTROL .............. 101
. Component Inspection ......................................... 167 .
System Diagram ...................................................101
.
System Description ...............................................101
. P0101 MAF SENSOR ...................................... 169
.
Component Parts Location .................................101 . Description ........................................................... 169
.
Component Description ........................................107
. DTC Logic ............................................................ 169
.
Component Function Check ................................ 170 .
VARIABLE INDUCTION AIR SYSTEM .......... 108
. Diagnosis Procedure ............................................ 171 .
System Diagram ...................................................108
. Component Inspection ......................................... 172 .
System Description ...............................................109
.
Component Parts Location .................................110 . P0102, P0103 MAF SENSOR ......................... 175
.
Component Description .......................................116. Description ........................................................... 175
.
DTC Logic ............................................................ 175
.
ON BOARD DIAGNOSTIC (OBD) SYSTEM .. 118
. Diagnosis Procedure ............................................ 176 .
Diagnosis Description ...........................................118
. Component Inspection ......................................... 177 .
CONSULT-III Function .........................................130
.
Diagnosis Tool Function .....................................140
. P0112, P0113 IAT SENSOR ........................... 180
.
Description ........................................................... 180
.
COMPONENT DIAGNOSIS ...................... 142
. DTC Logic ............................................................ 180
.
Diagnosis Procedure ............................................ 181 .
TROUBLE DIAGNOSIS - SPECIFICATION
Component Inspection ......................................... 181 .
VALUE ............................................................ 142
.
Description ............................................................142
. P0117, P0118 ECT SENSOR .......................... 183
.
Component Function Check .................................142 . Description ........................................................... 183
.
Diagnosis Procedure ............................................142 . DTC Logic ............................................................ 183
.
Diagnosis Procedure ............................................ 184 .
POWER SUPPLY AND GROUND CIRCUIT .. 150
. Component Inspection ......................................... 184 .
Diagnosis Procedure ............................................150
.
P0122, P0123 TP SENSOR ............................. 186
.
U1000, U1001 CAN COMM CIRCUIT ............ 154
. Description ........................................................... 186
.
Description ............................................................154
. DTC Logic ............................................................ 186
.
DTC Logic .............................................................154
. Diagnosis Procedure ............................................ 186 .
Diagnosis Procedure ............................................154 . Component Inspection ......................................... 187 .
Revision: October 2006 EC-2 2007 Altima
Special Repair Requirement ................................ 188
. P0171, P0174 FUEL INJECTION SYSTEM
FUNCTION ...................................................... 231 A
P0125 ECT SENSOR ...................................... 189
. DTC Logic ............................................................. 231
.
Description ........................................................... 189
.
Diagnosis Procedure ............................................ 232 .
DTC Logic ............................................................ 189
.
Diagnosis Procedure ............................................ 190 . EC
P0172, P0175 FUEL INJECTION SYSTEM
Component Inspection ......................................... 190 . FUNCTION ...................................................... 235
DTC Logic ............................................................. 235
.
P0127 IAT SENSOR ........................................ 192
. C
Diagnosis Procedure ............................................ 236 .
Description ........................................................... 192
.
DTC Logic ............................................................ 192
. P0181 FTT SENSOR ....................................... 239
Diagnosis Procedure ............................................ 193 . Description ............................................................ 239
. D
Component Inspection ......................................... 193 . DTC Logic ............................................................. 239
.
Diagnosis Procedure ............................................ 240 .
P0128 THERMOSTAT FUNCTION ................. 194
.
Component Inspection .......................................... 241 .
DTC Logic ............................................................ 194
. E
Diagnosis Procedure ............................................ 194. P0182, P0183 FTT SENSOR .......................... 242
Component Inspection ......................................... 194 . Description ............................................................ 242
.
DTC Logic ............................................................. 242
. F
P0130, P0150 A/F SENSOR 1 ........................ 196
.
Diagnosis Procedure ............................................ 242 .
Description ........................................................... 196
.
Component Inspection .......................................... 243 .
DTC Logic ............................................................ 196
.
Component Function Check ................................. 197 . P0222, P0223 TP SENSOR ............................ 245 G
Diagnosis Procedure ............................................ 198 . Description ............................................................ 245
.
DTC Logic ............................................................. 245
.
P0131, P0151 A/F SENSOR 1 ........................ 200
.
Diagnosis Procedure ............................................ 245 . H
Description ........................................................... 200
.
Component Inspection .......................................... 246 .
DTC Logic ............................................................ 200
.
Special Repair Requirement ................................. 247 .
Diagnosis Procedure ............................................ 201 .
P0300, P0301, P0302, P0303, P0304, P0305, I
P0132, P0152 A/F SENSOR 1 ........................ 203
.
Description ........................................................... 203
.
P0306 MISFIRE ............................................... 248
DTC Logic ............................................................ 203
. DTC Logic ............................................................. 248
.
Diagnosis Procedure ............................................ 249 . J
Diagnosis Procedure ............................................ 204 .
P0133, P0153 A/F SENSOR 1 ........................ 206
. P0327, P0328, P0332, P0333 KS ................... 254
Description ........................................................... 206
. Description ............................................................ 254
. K
DTC Logic ............................................................ 206
. DTC Logic ............................................................. 254
.
Diagnosis Procedure ............................................ 254 .
Diagnosis Procedure ............................................ 208 .
Component Inspection .......................................... 255 .
L
P0137, P0157 HO2S2 ..................................... 211
.
Description ........................................................... 211
.
P0335 CKP SENSOR (POS) ........................... 257
Description ............................................................ 257
.
DTC Logic ............................................................ 211
.
DTC Logic ............................................................. 257
. M
Component Function Check ................................. 212 .
Diagnosis Procedure ............................................ 258 .
Diagnosis Procedure ............................................ 213 .
Component Inspection .......................................... 260 .
Component Inspection ......................................... 214 .
P0340, P0345 CMP SENSOR (PHASE) ......... 261 N
P0138, P0158 HO2S2 ..................................... 217
.
Description ............................................................ 261
.
Description ........................................................... 217
.
DTC Logic ............................................................. 261
.
DTC Logic ............................................................ 217
.
Diagnosis Procedure ............................................ 262 . O
Component Function Check ................................. 219 .
Component Inspection .......................................... 263 .
Diagnosis Procedure ............................................ 219 .
Component Inspection ......................................... 222 . P0420, P0430 THREE WAY CATALYST
FUNCTION ...................................................... 265 P
P0139, P0159 HO2S2 ..................................... 225
.
Description ........................................................... 225
. DTC Logic ............................................................. 265
.
DTC Logic ............................................................ 225
. Component Function Check ................................. 266 .
Component Function Check ................................. 226 . Diagnosis Procedure ............................................ 266 .
Diagnosis Procedure ............................................ 227 . P0441 EVAP CONTROL SYSTEM ................. 270
Component Inspection ......................................... 228 .
DTC Logic ............................................................. 270
.
Component Function Check ................................. 271 .
Revision: October 2006 EC-3 2007 Altima
Diagnosis Procedure ............................................272
. P0456 EVAP CONTROL SYSTEM ................. 315
.
DTC Logic ............................................................ 315
.
P0442 EVAP CONTROL SYSTEM ................. 275
. Component Function Check ................................ 317 .
DTC Logic .............................................................275
. Diagnosis Procedure ............................................ 317 .
Diagnosis Procedure ............................................276 . Component Inspection ......................................... 320 .
Component Inspection ..........................................280 .
P0460 FUEL LEVEL SENSOR ........................ 322
.
P0443 EVAP CANISTER PURGE VOLUME Description ........................................................... 322
.
CONTROL SOLENOID VALVE ...................... 281
. DTC Logic ............................................................ 322
.
Description ............................................................281
. Diagnosis Procedure ............................................ 322 .
DTC Logic .............................................................281
.
Diagnosis Procedure ............................................282 . P0461 FUEL LEVEL SENSOR ........................ 323
.
Component Inspection ..........................................284 . Description ........................................................... 323
.
DTC Logic ............................................................ 323
.
P0444, P0445 EVAP CANISTER PURGE Component Function Check ................................ 323 .
VOLUME CONTROL SOLENOID VALVE ..... 285
. Diagnosis Procedure ............................................ 324 .
Description ............................................................285
.
DTC Logic .............................................................285
. P0462, P0463 FUEL LEVEL SENSOR ........... 325
.
Diagnosis Procedure ............................................285 . Description ........................................................... 325
.
Component Inspection ..........................................287 . DTC Logic ............................................................ 325
.
Diagnosis Procedure ............................................ 325 .
P0447 EVAP CANISTER VENT CONTROL
VALVE ............................................................ 288
. P0500 VSS ....................................................... 327
.
Description ............................................................288
. Description ........................................................... 327
.
DTC Logic .............................................................288
. DTC Logic ............................................................ 327
.
Diagnosis Procedure ............................................288 . Component Function Check ................................ 328 .
Component Inspection ..........................................290 . Diagnosis Procedure ............................................ 328 .
P0448 EVAP CANISTER VENT CONTROL P0506 ISC SYSTEM ........................................ 329
.
VALVE ............................................................ 292
. Description ........................................................... 329
.
Description ............................................................292
. DTC Logic ............................................................ 329
.
DTC Logic .............................................................292
. Diagnosis Procedure ............................................ 329 .
Diagnosis Procedure ............................................293 .
P0507 ISC SYSTEM ........................................ 331
.
Component Inspection ..........................................294 .
Description ........................................................... 331
.
P0451 EVAP CONTROL SYSTEM PRES- DTC Logic ............................................................ 331
.
SURE SENSOR .............................................. 296
. Diagnosis Procedure ............................................ 331 .
Description ............................................................296
. P0550 PSP SENSOR ...................................... 333
.
DTC Logic .............................................................296
.
Description ........................................................... 333
.
Diagnosis Procedure ............................................296 .
DTC Logic ............................................................ 333
.
Component Inspection ..........................................298 .
Diagnosis Procedure ............................................ 333 .
P0452 EVAP CONTROL SYSTEM PRES- Component Inspection ......................................... 334 .
SURE SENSOR .............................................. 299
. P0603 ECM POWER SUPPLY ........................ 335
.
Description ............................................................299
. Description ........................................................... 335
.
DTC Logic .............................................................299
. DTC Logic ............................................................ 335
.
Diagnosis Procedure ............................................300 . Diagnosis Procedure ............................................ 335 .
Component Inspection ..........................................302 .
P0605 ECM ...................................................... 337
.
P0453 EVAP CONTROL SYSTEM PRES- Description ........................................................... 337
.
SURE SENSOR .............................................. 304
. DTC Logic ............................................................ 337
.
Description ............................................................304
. Diagnosis Procedure ............................................ 338 .
DTC Logic .............................................................304
.
Diagnosis Procedure ............................................305 . P0643 SENSOR POWER SUPPLY ................. 339
.
Component Inspection ..........................................308 . DTC Logic ............................................................ 339
.
Diagnosis Procedure ............................................ 339 .
P0455 EVAP CONTROL SYSTEM ................. 309
.
DTC Logic .............................................................309
. P0850 PNP SWITCH ....................................... 341
.
Diagnosis Procedure ............................................310 . Description ........................................................... 341
.
Component Inspection ..........................................313 . DTC Logic ............................................................ 341
.
Revision: October 2006 EC-4 2007 Altima
Component Function Check ................................. 342. DTC Logic ............................................................. 369
.
Diagnosis Procedure ............................................ 342
. Diagnosis Procedure ............................................ 369 . A
Component Inspection .......................................... 371 .
P1148, P1168 CLOSED LOOP CONTROL .... 345
.
DTC Logic ............................................................ 345
. P1572 ASCD BRAKE SWITCH ...................... 372
Description ............................................................ 372
. EC
P1212 TCS COMMUNICATION LINE ............. 346
. DTC Logic ............................................................. 372
.
Description ........................................................... 346
. Diagnosis Procedure ............................................ 373 .
DTC Logic ............................................................ 346
. Component Inspection (ASCD Brake Switch) ...... 377 . C
Diagnosis Procedure ............................................ 346 . Component Inspection (ASCD Clutch Switch) ..... 377 .
Component Inspection (Stop Lamp Switch) ......... 378 .
P1217 ENGINE OVER TEMPERATURE ........ 347
.
DTC Logic ............................................................ 347
. D
P1574 ASCD VEHICLE SPEED SENSOR ..... 379
Component Function Check ................................. 347 . Description ............................................................ 379
.
Diagnosis Procedure ............................................ 348. DTC Logic ............................................................. 379
.
Diagnosis Procedure ............................................ 379 . E
P1225 TP SENSOR ......................................... 351
.
Description ........................................................... 351
. P1700 CVT CONTROL SYSTEM .................... 381
DTC Logic ............................................................ 351
. Description ............................................................ 381
.
Diagnosis Procedure ............................................ 351 . F
Special Repair Requirement ................................ 352 . P1715 INPUT SPEED SENSOR (PRIMARY
SPEED SENSOR) ........................................... 382
P1226 TP SENSOR ......................................... 353
. Description ............................................................ 382
. G
Description ........................................................... 353
. DTC Logic ............................................................. 382
.
DTC Logic ............................................................ 353
. Diagnosis Procedure ............................................ 382 .
Diagnosis Procedure ............................................ 353 .
H
Special Repair Requirement ................................ 354 . P1720 VSS ...................................................... 384
Description ............................................................ 384
.
P1421 COLD START CONTROL .................... 355
. DTC Logic ............................................................. 384
.
Description ........................................................... 355
. Diagnosis Procedure ............................................ 384 . I
DTC Logic ............................................................ 355
.
Diagnosis Procedure ............................................ 355 . P1800 VIAS CONTROL SOLENOID VALVE 1. 386
Description ............................................................ 386
. J
P1550 BATTERY CURRENT SENSOR .......... 357
. DTC Logic ............................................................. 386
.
Description ........................................................... 357
. Diagnosis Procedure ............................................ 386 .
DTC Logic ............................................................ 357
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