Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Nissan Titan 2004-2009 Approved Nissan Titan 2008 EC
<< Back | HomeMost service manuals and schematics are PDF files, so You will need Adobre Acrobat Reader to view : Acrobat Download Some of the files are DjVu format. Readers and resources available here : DjVu Resources
For the compressed files, most common are zip and rar. Please, extract files with Your favorite compression software ( WinZip, WinRAR ... ) before viewing. If a document has multiple parts, You should download all, before extracting.
Good luck. Repair on Your own risk. Make sure You know what You are doing.
Image preview - the first page of the document
>> Download EC documenatation <<
Text preview - extract from the document
ENGINE
A
ENGINE CONTROL SYSTEM
SECTION EC EC
C
D
E
CONTENTS
VK56DE COOLING FAN CONTROL ............................... 41 F
Description ..............................................................41
.
BASIC INSPECTION ................................... 8
.
EVAPORATIVE EMISSION SYSTEM ............... 42 G
DIAGNOSIS AND REPAIR WORKFLOW ......... 8
. Description ..............................................................42
.
Trouble Diagnosis Introduction ................................ 8
.
INTAKE VALVE TIMING CONTROL ................ 45
INSPECTION AND ADJUSTMENT ...................13
. Description ..............................................................45
. H
Basic Inspection ..................................................... 13
.
Idle Speed and Ignition Timing Check ................... 21 . ON BOARD DIAGNOSTIC (OBD) SYSTEM .... 46
Procedure After Replacing ECM ............................ 21 . Introduction .............................................................46
.
I
VIN Registration ..................................................... 22
. Two Trip Detection Logic ........................................46 .
Accelerator Pedal Released Position Learning ...... 22 . Emission-related Diagnostic Information ................47 .
Throttle Valve Closed Position Learning ................ 22 . Malfunction Indicator Lamp (MIL) ...........................59 .
Ethanol Mixture Ratio Adaptation (Flexible Fuel OBD System Operation Chart ................................62 . J
Vehicle) .................................................................. 22
. CONSULT-III Function (ENGINE) ..........................67 .
Idle Air Volume Learning ........................................ 23 . Generic Scan Tool (GST) Function ........................77 .
K
FUNCTION DIAGNOSIS ............................. 25
. COMPONENT DIAGNOSIS ........................ 79
.
ENGINE CONTROL SYSTEM ...........................25
. TROUBLE DIAGNOSIS - SPECIFICATION
System Diagram ..................................................... 25
. VALUE ............................................................... 79 L
Engine Control Component Parts Location ............ 26 . Description ..............................................................79
.
Testing Condition ....................................................79
.
MULTIPORT FUEL INJECTION SYSTEM ........33
. Inspection Procedure ..............................................79 . M
System Description ................................................ 33
. Diagnosis Procedure ..............................................80 .
ELECTRIC IGNITION SYSTEM ........................36
. POWER SUPPLY AND GROUND CIRCUIT .... 87
System Description ................................................ 36
. Diagnosis Procedure ..............................................87
. N
Ground Inspection ..................................................90
.
AIR CONDITIONING CUT CONTROL ..............37
.
Input/Output Signal Chart ....................................... 37
. U1000, U1001 CAN COMM CIRCUIT ............... 91 O
System Description ................................................ 37
. Description ..............................................................91
.
On Board Diagnosis Logic ......................................91 .
AUTOMATIC SPEED CONTROL DEVICE DTC Confirmation Procedure .................................91 .
(ASCD) ..............................................................38
. P
Diagnosis Procedure ..............................................91 .
System Description ................................................ 38
.
Component Description .......................................... 39
. U1010 CONTROL UNIT (CAN) ......................... 92
Description ..............................................................92
.
CAN COMMUNICATION ...................................40
. On Board Diagnosis Logic ......................................92 .
System Description ................................................ 40
. DTC Confirmation Procedure .................................92 .
Diagnosis Procedure ..............................................92 .
Revision: April 2007 EC-1 2008 Titan
P0011, P0021 IVT CONTROL .......................... 94
. Component Description ....................................... 128
.
On Board Diagnosis Logic ..................................... 94
. On Board Diagnosis Logic ................................... 128
.
DTC Confirmation Procedure ................................ 94. DTC Confirmation Procedure ............................... 128 .
Diagnosis Procedure ............................................. 95
. Diagnosis Procedure ............................................ 128
.
Component Inspection ........................................... 99
. Component Inspection ......................................... 131
.
P0031, P0032, P0051, P0052 A/F SENSOR 1 P0125 ECT SENSOR ...................................... 132
.
HEATER .......................................................... 101
. Component Description ....................................... 132
.
Description ............................................................101
. On Board Diagnosis Logic ................................... 132
.
On Board Diagnosis Logic ....................................101 . DTC Confirmation Procedure ............................... 132 .
DTC Confirmation Procedure ...............................101 . Diagnosis Procedure ............................................ 133
.
Diagnosis Procedure ............................................101 . Component Inspection ......................................... 133
.
Component Inspection ..........................................103 .
P0127 IAT SENSOR ........................................ 135
.
P0037, P0038, P0057, P0058 HO2S2 HEAT- Component Description ....................................... 135
.
ER ................................................................... 104
. On Board Diagnosis Logic ................................... 135
.
Description ............................................................104
. DTC Confirmation Procedure ............................... 135 .
On Board Diagnosis Logic ....................................104 . Diagnosis Procedure ............................................ 136
.
DTC Confirmation Procedure ...............................104 . Component Inspection ......................................... 136
.
Diagnosis Procedure ............................................105 .
P0128 THERMOSTAT FUNCTION ................. 138
.
Component Inspection ..........................................106 .
On Board Diagnosis Logic ................................... 138
.
P0075, P0081 IVT CONTROL SOLENOID DTC Confirmation Procedure ............................... 138 .
VALVE ............................................................ 107
. Diagnosis Procedure ............................................ 138
.
Component Description ........................................107
. Component Inspection ......................................... 138
.
On Board Diagnosis Logic ....................................107
. P0130, P0150 A/F SENSOR 1 ........................ 140
.
DTC Confirmation Procedure ...............................107 . Component Description ....................................... 140
.
Diagnosis Procedure ............................................107
. On Board Diagnosis Logic ................................... 140
.
Component Inspection ..........................................108
. DTC Confirmation Procedure ............................... 140 .
P0101 MAF SENSOR ..................................... 110
. Overall Function Check ........................................ 141
.
Component Description ........................................110
. Diagnosis Procedure ............................................ 141
.
On Board Diagnosis Logic ....................................110
. P0131, P0151 A/F SENSOR 1 ........................ 144
.
DTC Confirmation Procedure ...............................110 . Component Description ....................................... 144
.
Overall Function Check ........................................111
. On Board Diagnosis Logic ................................... 144
.
Diagnosis Procedure ............................................112
. DTC Confirmation Procedure ............................... 144 .
Component Inspection ..........................................114
. Diagnosis Procedure ............................................ 145
.
P0102, P0103 MAF SENSOR ......................... 116
. P0132, P0152 A/F SENSOR 1 ........................ 148
.
Component Description ........................................116
. Component Description ....................................... 148
.
On Board Diagnosis Logic ....................................116
.
On Board Diagnosis Logic ................................... 148
.
DTC Confirmation Procedure ...............................116 .
DTC Confirmation Procedure ............................... 148 .
Diagnosis Procedure ............................................117
.
Diagnosis Procedure ............................................ 149
.
Component Inspection ..........................................118
.
P0133, P0153 A/F SENSOR 1 ........................ 152
.
P0112, P0113 IAT SENSOR ........................... 121
. Component Description ....................................... 152
.
Component Description ........................................121
.
On Board Diagnosis Logic ................................... 152
.
On Board Diagnosis Logic ....................................121
.
DTC Confirmation Procedure ............................... 152 .
DTC Confirmation Procedure ...............................121 .
Diagnosis Procedure ............................................ 153
.
Diagnosis Procedure ............................................121
.
Component Inspection ..........................................123
. P0137, P0157 HO2S2 ...................................... 158
.
Component Description ....................................... 158
.
P0117, P0118 ECT SENSOR ......................... 124
. On Board Diagnosis Logic ................................... 158
.
Component Description ........................................124
.
DTC Confirmation Procedure ............................... 158 .
On Board Diagnosis Logic ....................................124
.
Overall Function Check ........................................ 159
.
DTC Confirmation Procedure ...............................125 .
Diagnosis Procedure ............................................ 159
.
Diagnosis Procedure ............................................125
.
Component Inspection ......................................... 161
.
Component Inspection ..........................................126
.
P0138, P0158 HO2S2 ...................................... 163
.
P0122, P0123 TP SENSOR ............................ 128
. Component Description ....................................... 163
.
Revision: April 2007 EC-2 2008 Titan
On Board Diagnosis Logic ................................... 163
. Component Description ........................................ 205
.
DTC Confirmation Procedure ............................... 163. On Board Diagnosis Logic .................................... 205
. A
Overall Function Check ........................................ 164
. DTC Confirmation Procedure ............................... 205.
Diagnosis Procedure ............................................ 165
. Diagnosis Procedure ............................................ 206
.
Component Inspection ......................................... 168
. Component Inspection .......................................... 207
. EC
P0139, P0159 HO2S2 ..................................... 170
. P0340 CMP SENSOR (PHASE) ..................... 209
Component Description ........................................ 170
. Component Description ........................................ 209
.
On Board Diagnosis Logic ................................... 170
. On Board Diagnosis Logic .................................... 209
. C
DTC Confirmation Procedure ............................... 170. DTC Confirmation Procedure ............................... 209.
Overall Function Check ........................................ 171
. Diagnosis Procedure ............................................ 210
.
Diagnosis Procedure ............................................ 171
. Component Inspection .......................................... 211
. D
Component Inspection ......................................... 173
.
P0420, P0430 THREE WAY CATALYST
P0171, P0174 FUEL INJECTION SYSTEM FUNCTION ...................................................... 213
FUNCTION ...................................................... 175
. On Board Diagnosis Logic .................................... 213
. E
On Board Diagnosis Logic ................................... 175
. DTC Confirmation Procedure ............................... 213.
DTC Confirmation Procedure ............................... 175. Overall Function Check ........................................ 214
.
Diagnosis Procedure ............................................ 176
. Diagnosis Procedure ............................................ 214
. F
P0172, P0175 FUEL INJECTION SYSTEM P0441 EVAP CONTROL SYSTEM ................. 217
FUNCTION ...................................................... 180
. System Description ............................................... 217
.
On Board Diagnosis Logic .................................... 217
. G
On Board Diagnosis Logic ................................... 180
.
DTC Confirmation Procedure ............................... 180. DTC Confirmation Procedure ............................... 217 .
Diagnosis Procedure ............................................ 181
. Overall Function Check ........................................ 218
.
Diagnosis Procedure ............................................ 218
. H
P0181 FTT SENSOR ....................................... 185
. Component Inspection .......................................... 221
.
Component Description ........................................ 185
.
On Board Diagnosis Logic ................................... 185
. P0442 EVAP CONTROL SYSTEM ................. 222
I
DTC Confirmation Procedure ............................... 185. On Board Diagnosis Logic .................................... 222
.
Diagnosis Procedure ............................................ 186
. DTC Confirmation Procedure ............................... 223.
Component Inspection ......................................... 187
. Diagnosis Procedure ............................................ 223
.
Component Inspection .......................................... 228
. J
P0182, P0183 FTT SENSOR .......................... 188
.
Component Description ........................................ 188
. P0443 EVAP CANISTER PURGE VOLUME
On Board Diagnosis Logic ................................... 188
. CONTROL SOLENOID VALVE ...................... 229 K
DTC Confirmation Procedure ............................... 188. Description ............................................................ 229
.
Diagnosis Procedure ............................................ 188
. On Board Diagnosis Logic .................................... 229 .
Component Inspection ......................................... 190
. DTC Confirmation Procedure ............................... 230 .
L
Diagnosis Procedure ............................................ 230 .
P0222, P0223 APP SENSOR .......................... 191
. Component Inspection .......................................... 232 .
Component Description ........................................ 191
.
On Board Diagnosis Logic ................................... 191
. P0444, P0445 EVAP CANISTER PURGE M
DTC Confirmation Procedure ............................... 191. VOLUME CONTROL SOLENOID VALVE ...... 234
Diagnosis Procedure ............................................ 191
. Description ............................................................ 234
.
Component Inspection ......................................... 194
. On Board Diagnosis Logic .................................... 234 . N
DTC Confirmation Procedure ............................... 235 .
P0300, P0301, P0302, P0303, P0304, P0305, Diagnosis Procedure ............................................ 235 .
P0306, P0307, P0308 MISFIRE ...................... 195
. Component Inspection .......................................... 236 .
On Board Diagnosis Logic ................................... 195
. O
DTC Confirmation Procedure ............................... 195. P0447 EVAP CANISTER VENT CONTROL
Diagnosis Procedure ............................................ 196
. VALVE ............................................................. 237
Component Description ........................................ 237
. P
P0327, P0328, P0332, P0333 KS ................... 202
. On Board Diagnosis Logic .................................... 237
.
Component Description ........................................ 202
. DTC Confirmation Procedure ............................... 237.
On Board Diagnosis Logic ................................... 202
. Diagnosis Procedure ............................................ 237
.
DTC Confirmation Procedure ............................... 202. Component Inspection .......................................... 239
.
Diagnosis Procedure ............................................ 202
.
Component Inspection ......................................... 204
. P0448 EVAP CANISTER VENT CONTROL
VALVE ............................................................. 241
P0335 CKP SENSOR (POS) ........................... 205
.
Revision: April 2007 EC-3 2008 Titan
Component Description ........................................241
. P0500 VSS ....................................................... 279
.
On Board Diagnosis Logic ....................................241
. Description ........................................................... 279
.
DTC Confirmation Procedure ...............................241 . On Board Diagnosis Logic ................................... 279 .
Diagnosis Procedure ............................................242
. DTC Confirmation Procedure ............................... 279 .
Component Inspection ..........................................243
. Overall Function Check ........................................ 280 .
Diagnosis Procedure ............................................ 280 .
P0451 EVAP CONTROL SYSTEM PRES-
SURE SENSOR .............................................. 246
. P0506 ISC SYSTEM ........................................ 281
.
Component Description ........................................246
. Description ........................................................... 281
.
On Board Diagnosis Logic ....................................246
. On Board Diagnosis Logic ................................... 281 .
DTC Confirmation Procedure ...............................246 . DTC Confirmation Procedure ............................... 281 .
Diagnosis Procedure ............................................247
. Diagnosis Procedure ............................................ 281 .
Component Inspection ..........................................247
.
P0507 ISC SYSTEM ........................................ 283
.
P0452 EVAP CONTROL SYSTEM PRES- Description ........................................................... 283
.
SURE SENSOR .............................................. 249
. On Board Diagnosis Logic ................................... 283 .
Component Description ........................................249
. DTC Confirmation Procedure ............................... 283 .
On Board Diagnosis Logic ....................................249
. Diagnosis Procedure ............................................ 283 .
DTC Confirmation Procedure ...............................249 .
Diagnosis Procedure ............................................250
. P0550 PSP SENSOR ...................................... 285
.
Component Inspection ..........................................252
. Component Description ....................................... 285
.
On Board Diagnosis Logic ................................... 285
.
P0453 EVAP CONTROL SYSTEM PRES- DTC Confirmation Procedure ............................... 285 .
SURE SENSOR .............................................. 253
. Diagnosis Procedure ............................................ 285
.
Component Description ........................................253
. Component Inspection ......................................... 287
.
On Board Diagnosis Logic ....................................253
.
DTC Confirmation Procedure ...............................253 .
P0603 ECM POWER SUPPLY ........................ 288
.
Diagnosis Procedure ............................................254
. Component Description ....................................... 288
.
Component Inspection ..........................................257
. On Board Diagnosis Logic ................................... 288
.
DTC Confirmation Procedure ............................... 288 .
P0455 EVAP CONTROL SYSTEM ................. 258
. Diagnosis Procedure ............................................ 288
.
On Board Diagnosis Logic ....................................258
.
DTC Confirmation Procedure ...............................258 .
P0605 ECM ...................................................... 290
.
Diagnosis Procedure ............................................259
. Component Description ....................................... 290
.
Component Inspection ..........................................263
. On Board Diagnosis Logic ................................... 290
.
DTC Confirmation Procedure ............................... 290 .
P0456 EVAP CONTROL SYSTEM ................. 265
. Diagnosis Procedure ............................................ 291
.
On Board Diagnosis Logic ....................................265
.
DTC Confirmation Procedure ...............................266 .
P0643 SENSOR POWER SUPPLY ................. 292
.
On Board Diagnosis Logic ................................... 292
.
Overall Function Check ........................................266
.
Diagnosis Procedure ............................................267
. DTC Confirmation Procedure ............................... 292 .
Diagnosis Procedure ............................................ 292
.
Component Inspection ..........................................272
.
P0460 FUEL LEVEL SENSOR ....................... 273
. P0850 PNP SWITCH ....................................... 295
.
Component Description ....................................... 295
.
Component Description ........................................273
.
On Board Diagnosis Logic ................................... 295
.
On Board Diagnosis Logic ....................................273
.
DTC Confirmation Procedure ............................... 295 .
DTC Confirmation Procedure ...............................273 .
Overall Function Check ........................................ 295
.
Diagnosis Procedure ............................................273
.
Diagnosis Procedure ............................................ 296
.
P0461 FUEL LEVEL SENSOR ....................... 275
.
Component Description ........................................275
.
P1140, P1145 IVT CONTROL POSITION
On Board Diagnosis Logic ....................................275
. SENSOR .......................................................... 298
.
Overall Function Check ........................................275
. Component Description ....................................... 298
.
Diagnosis Procedure ............................................276
. On Board Diagnosis Logic ................................... 298
.
DTC Confirmation Procedure ............................... 298 .
P0462, P0463 FUEL LEVEL SENSOR .......... 277
. Diagnosis Procedure ............................................ 298
.
Component Description ........................................277
. Component Inspection ......................................... 301
.
On Board Diagnosis Logic ....................................277
.
DTC Confirmation Procedure ...............................277 . P1148, P1168 CLOSED LOOP CONTROL .... 302
.
Diagnosis Procedure ............................................277
. On Board Diagnosis Logic ................................... 302
.
Revision: April 2007 EC-4 2008 Titan
P1211 TCS CONTROL UNIT .......................... 303
. On Board Diagnosis Logic .................................... 328
.
Description ........................................................... 303
. DTC Confirmation Procedure ............................... 328. A
On Board Diagnosis Logic ................................... 303 . Diagnosis Procedure ............................................ 328
.
DTC Confirmation Procedure ............................... 303 . Component Inspection .......................................... 330
.
Diagnosis Procedure ............................................ 303 .
P1554 BATTERY CURRENT SENSOR .......... 332 EC
P1212 TCS COMMUNICATION LINE ............. 304
. Component Description ........................................ 332
.
Description ........................................................... 304
. On Board Diagnosis Logic .................................... 332
.
On Board Diagnosis Logic ................................... 304 . Overall Function Check ........................................ 332
. C
DTC Confirmation Procedure ............................... 304 . Diagnosis Procedure ............................................ 333
.
Diagnosis Procedure ............................................ 304 . Component Inspection .......................................... 334
.
D
P1217 ENGINE OVER TEMPERATURE ........ 305
. P1564 ASCD STEERING SWITCH ................. 336
On Board Diagnosis Logic ................................... 305
. Component Description ........................................ 336
.
Overall Function Check ........................................ 305
. On Board Diagnosis Logic .................................... 336
.
Diagnosis Procedure ............................................ 306
. DTC Confirmation Procedure ............................... 336. E
Main 13 Causes of Overheating ........................... 307 . Diagnosis Procedure ............................................ 336
.
Component Inspection .......................................... 338
.
P1220 FUEL PUMP CONTROL MODULE F
(FPCM) ............................................................ 309
. P1572 ASCD BRAKE SWITCH ...................... 340
Description ........................................................... 309
. Component Description ........................................ 340
.
On Board Diagnosis Logic ................................... 309 . On Board Diagnosis Logic .................................... 340
.
DTC Confirmation Procedure ............................... 340. G
DTC Confirmation Procedure ............................... 309 .
Diagnosis Procedure ............................................ 310 . Diagnosis Procedure ............................................ 341
.
Component Inspection ......................................... 312 . Component Inspection .......................................... 344
.
H
P1225 TP SENSOR ......................................... 314
. P1574 ASCD VEHICLE SPEED SENSOR ..... 345
Component Description ........................................ 314
. Component Description ........................................ 345
.◦ Jabse Service Manual Search 2024 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo