NISSAN TIIDA 2007 Service Repair Manual

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LAN-1
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SECTION LAN
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CONTENTS
LAN SYSTEM
CAN FUNDAMENTAL
PRECAUTION ..............................................
12
PRECAUTIONS ..................................................12
Precautions for Trouble Diagnosis ..........................12
Precautions for Harness Repair ..............................12
FUNCTION DIAGNOSIS ..............................13
CAN COMMUNICATION SYSTEM ....................13
System Description .................................................13
System Diagram ......................................................13
CAN Communication Control Circuit .......................14
DIAG ON CAN ....................................................15
Description ..............................................................15
System Diagram ......................................................15
TROUBLE DIAGNOSIS .....................................16
Condition of Error Detection ....................................16
Symptom When Error Occurs in CAN Communi-
cation System ..........................................................
16
CAN Diagnosis with CONSULT-III ..........................19
Self-Diagnosis .........................................................19
CAN Diagnostic Support Monitor ............................19
How to Use CAN Communication Signal Chart ......21
BASIC INSPECTION ...................................22
DIAGNOSIS AND REPAIR WORKFLOW .........22
Trouble Diagnosis Flow Chart .................................22
Trouble Diagnosis Procedure ..................................22
CAN
HOW TO USE THIS MANUAL .....................
27
HOW TO USE THIS SECTION ...........................27
Caution ....................................................................27
Abbreviation List ......................................................27
PRECAUTION ..............................................28
PRECAUTIONS .................................................28
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" .................................................................
28
Precautions for Trouble Diagnosis ..........................28
Precautions for Harness Repair ..............................28
BASIC INSPECTION ...................................29
DIAGNOSIS AND REPAIR WORKFLOW ........29
Interview Sheet ........................................................29
FUNCTION DIAGNOSIS ..............................30
CAN COMMUNICATION SYSTEM ...................30
CAN System Specification Chart .............................30
CAN Communication Signal Chart ..........................33
COMPONENT DIAGNOSIS .........................36
CAN COMMUNICATION SYSTEM ...................36
Component Parts Location ......................................36
Wiring Diagram - CAN SYSTEM - ...........................38
MALFUNCTION AREA CHART ........................42
Main Line .................................................................42
Branch Line .............................................................42
Short Circuit .............................................................42
MAIN LINE BETWEEN DLC AND ABS CIR-
CUIT ..................................................................
43
Diagnosis Procedure ...............................................43
MAIN LINE BETWEEN DLC AND AV CIR-
CUIT ..................................................................
44
Diagnosis Procedure ...............................................44
MAIN LINE BETWEEN AV AND ABS CIR-
CUIT ..................................................................
45
Diagnosis Procedure ...............................................45
ECM BRANCH LINE CIRCUIT .........................47
Diagnosis Procedure ...............................................47

LAN-2
BCM BRANCH LINE CIRCUIT ..........................48
Diagnosis Procedure ..............................................48
DLC BRANCH LINE CIRCUIT ...........................49
Diagnosis Procedure ..............................................49
EPS BRANCH LINE CIRCUIT ...........................50
Diagnosis Procedure ..............................................50
I-KEY BRANCH LINE CIRCUIT ........................51
Diagnosis Procedure ..............................................51
M&A BRANCH LINE CIRCUIT ..........................52
Diagnosis Procedure ..............................................52
STRG BRANCH LINE CIRCUIT ........................53
Diagnosis Procedure ..............................................53
AV BRANCH LINE CIRCUIT .............................54
Diagnosis Procedure ..............................................54
ABS BRANCH LINE CIRCUIT ..........................55
Diagnosis Procedure ..............................................55
TCM BRANCH LINE CIRCUIT ..........................56
Diagnosis Procedure ..............................................56
IPDM-E BRANCH LINE CIRCUIT .....................57
Diagnosis Procedure ..............................................57
CAN COMMUNICATION CIRCUIT ....................58
Diagnosis Procedure ..............................................58
CAN SYSTEM (TYPE 1)
COMPONENT DIAGNOSIS ........................
60
MAIN LINE BETWEEN DLC AND ABS CIR-
CUIT ...................................................................
60
Diagnosis Procedure ..............................................60
ECM BRANCH LINE CIRCUIT ..........................61
Diagnosis Procedure ..............................................61
BCM BRANCH LINE CIRCUIT ..........................62
Diagnosis Procedure ..............................................62
DLC BRANCH LINE CIRCUIT ...........................63
Diagnosis Procedure ..............................................63
EPS BRANCH LINE CIRCUIT ...........................64
Diagnosis Procedure ..............................................64
M&A BRANCH LINE CIRCUIT ..........................65
Diagnosis Procedure ..............................................65
ABS BRANCH LINE CIRCUIT ..........................66
Diagnosis Procedure ..............................................66
IPDM-E BRANCH LINE CIRCUIT .....................67
Diagnosis Procedure ..............................................67
CAN COMMUNICATION CIRCUIT ....................68
Diagnosis Procedure ..............................................68
CAN SYSTEM (TYPE 2)
COMPONENT DIAGNOSIS .......................
70
MAIN LINE BETWEEN DLC AND AV CIR-
CUIT ...................................................................
70
Diagnosis Procedure ...............................................70
MAIN LINE BETWEEN AV AND ABS CIR-
CUIT ...................................................................
71
Diagnosis Procedure ...............................................71
ECM BRANCH LINE CIRCUIT ..........................73
Diagnosis Procedure ...............................................73
BCM BRANCH LINE CIRCUIT ..........................74
Diagnosis Procedure ...............................................74
DLC BRANCH LINE CIRCUIT ..........................75
Diagnosis Procedure ...............................................75
EPS BRANCH LINE CIRCUIT ...........................76
Diagnosis Procedure ...............................................76
M&A BRANCH LINE CIRCUIT ..........................77
Diagnosis Procedure ...............................................77
AV BRANCH LINE CIRCUIT .............................78
Diagnosis Procedure ...............................................78
ABS BRANCH LINE CIRCUIT ..........................79
Diagnosis Procedure ...............................................79
IPDM-E BRANCH LINE CIRCUIT .....................80
Diagnosis Procedure ...............................................80
CAN COMMUNICATION CIRCUIT ...................81
Diagnosis Procedure ...............................................81
CAN SYSTEM (TYPE 3)
COMPONENT DIAGNOSIS .......................
83
MAIN LINE BETWEEN DLC AND ABS CIR-
CUIT ...................................................................
83
Diagnosis Procedure ...............................................83
ECM BRANCH LINE CIRCUIT ..........................84
Diagnosis Procedure ...............................................84
BCM BRANCH LINE CIRCUIT ..........................85
Diagnosis Procedure ...............................................85
DLC BRANCH LINE CIRCUIT ..........................86
Diagnosis Procedure ...............................................86
EPS BRANCH LINE CIRCUIT ...........................87
Diagnosis Procedure ...............................................87
I-KEY BRANCH LINE CIRCUIT ........................88
Diagnosis Procedure ...............................................88
M&A BRANCH LINE CIRCUIT ..........................89
Diagnosis Procedure ...............................................89

LAN
LAN-3
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ABS BRANCH LINE CIRCUIT ...........................90
Diagnosis Procedure ...............................................90
IPDM-E BRANCH LINE CIRCUIT ......................91
Diagnosis Procedure ...............................................91
CAN COMMUNICATION CIRCUIT ....................92
Diagnosis Procedure ...............................................92
CAN SYSTEM (TYPE 4)
COMPONENT DIAGNOSIS .........................
94
MAIN LINE BETWEEN DLC AND AV CIR-
CUIT ....................................................................
94
Diagnosis Procedure ...............................................94
MAIN LINE BETWEEN AV AND ABS CIR-
CUIT ....................................................................
95
Diagnosis Procedure ...............................................95
ECM BRANCH LINE CIRCUIT ...........................97
Diagnosis Procedure ...............................................97
BCM BRANCH LINE CIRCUIT ..........................98
Diagnosis Procedure ...............................................98
DLC BRANCH LINE CIRCUIT ...........................99
Diagnosis Procedure ...............................................99
EPS BRANCH LINE CIRCUIT .........................100
Diagnosis Procedure .............................................100
I-KEY BRANCH LINE CIRCUIT .......................101
Diagnosis Procedure .............................................101
M&A BRANCH LINE CIRCUIT ........................102
Diagnosis Procedure .............................................102
AV BRANCH LINE CIRCUIT ............................103
Diagnosis Procedure .............................................103
ABS BRANCH LINE CIRCUIT .........................104
Diagnosis Procedure .............................................104
IPDM-E BRANCH LINE CIRCUIT ....................105
Diagnosis Procedure .............................................105
CAN COMMUNICATION CIRCUIT ..................106
Diagnosis Procedure .............................................106
CAN SYSTEM (TYPE 5)
COMPONENT DIAGNOSIS .......................
108
MAIN LINE BETWEEN DLC AND ABS CIR-
CUIT ..................................................................
108
Diagnosis Procedure .............................................108
ECM BRANCH LINE CIRCUIT .........................109
Diagnosis Procedure .............................................109
BCM BRANCH LINE CIRCUIT ........................110
Diagnosis Procedure .............................................110
DLC BRANCH LINE CIRCUIT ........................111
Diagnosis Procedure .............................................111
EPS BRANCH LINE CIRCUIT ........................112
Diagnosis Procedure .............................................112
M&A BRANCH LINE CIRCUIT .......................113
Diagnosis Procedure .............................................113
STRG BRANCH LINE CIRCUIT .....................114
Diagnosis Procedure .............................................114
ABS BRANCH LINE CIRCUIT ........................115
Diagnosis Procedure .............................................115
IPDM-E BRANCH LINE CIRCUIT ...................116
Diagnosis Procedure .............................................116
CAN COMMUNICATION CIRCUIT .................117
Diagnosis Procedure .............................................117
CAN SYSTEM (TYPE 6)
COMPONENT DIAGNOSIS .......................
119
MAIN LINE BETWEEN DLC AND AV CIR-
CUIT ................................................................
119
Diagnosis Procedure .............................................119
MAIN LINE BETWEEN AV AND ABS CIR-
CUIT ................................................................
120
Diagnosis Procedure .............................................120
ECM BRANCH LINE CIRCUIT .......................122
Diagnosis Procedure .............................................122
BCM BRANCH LINE CIRCUIT .......................123
Diagnosis Procedure .............................................123
DLC BRANCH LINE CIRCUIT ........................124
Diagnosis Procedure .............................................124
EPS BRANCH LINE CIRCUIT ........................125
Diagnosis Procedure .............................................125
M&A BRANCH LINE CIRCUIT .......................126
Diagnosis Procedure .............................................126
STRG BRANCH LINE CIRCUIT .....................127
Diagnosis Procedure .............................................127
AV BRANCH LINE CIRCUIT ..........................128
Diagnosis Procedure .............................................128
ABS BRANCH LINE CIRCUIT ........................129
Diagnosis Procedure .............................................129
IPDM-E BRANCH LINE CIRCUIT ...................130
Diagnosis Procedure .............................................130
CAN COMMUNICATION CIRCUIT .................131
Diagnosis Procedure .............................................131
CAN SYSTEM (TYPE 7)

LAN-4
COMPONENT DIAGNOSIS .......................133
MAIN LINE BETWEEN DLC AND ABS CIR-
CUIT .................................................................
133
Diagnosis Procedure .............................................133
ECM BRANCH LINE CIRCUIT ........................134
Diagnosis Procedure .............................................134
BCM BRANCH LINE CIRCUIT ........................135
Diagnosis Procedure .............................................135
DLC BRANCH LINE CIRCUIT .........................136
Diagnosis Procedure .............................................136
EPS BRANCH LINE CIRCUIT .........................137
Diagnosis Procedure .............................................137
I-KEY BRANCH LINE CIRCUIT ......................138
Diagnosis Procedure .............................................138
M&A BRANCH LINE CIRCUIT ........................139
Diagnosis Procedure .............................................139
STRG BRANCH LINE CIRCUIT ......................140
Diagnosis Procedure .............................................140
ABS BRANCH LINE CIRCUIT ........................141
Diagnosis Procedure .............................................141
IPDM-E BRANCH LINE CIRCUIT ...................142
Diagnosis Procedure .............................................142
CAN COMMUNICATION CIRCUIT ..................143
Diagnosis Procedure .............................................143
CAN SYSTEM (TYPE 8)
COMPONENT DIAGNOSIS .......................
145
MAIN LINE BETWEEN DLC AND AV CIR-
CUIT .................................................................
145
Diagnosis Procedure .............................................145
MAIN LINE BETWEEN AV AND ABS CIR-
CUIT .................................................................
146
Diagnosis Procedure .............................................146
ECM BRANCH LINE CIRCUIT ........................148
Diagnosis Procedure .............................................148
BCM BRANCH LINE CIRCUIT ........................149
Diagnosis Procedure .............................................149
DLC BRANCH LINE CIRCUIT .........................150
Diagnosis Procedure .............................................150
EPS BRANCH LINE CIRCUIT .........................151
Diagnosis Procedure .............................................151
I-KEY BRANCH LINE CIRCUIT ......................152
Diagnosis Procedure .............................................152
M&A BRANCH LINE CIRCUIT ........................153
Diagnosis Procedure .............................................153
STRG BRANCH LINE CIRCUIT .......................154
Diagnosis Procedure .............................................154
AV BRANCH LINE CIRCUIT ............................155
Diagnosis Procedure .............................................155
ABS BRANCH LINE CIRCUIT .........................156
Diagnosis Procedure .............................................156
IPDM-E BRANCH LINE CIRCUIT ....................157
Diagnosis Procedure .............................................157
CAN COMMUNICATION CIRCUIT ..................158
Diagnosis Procedure .............................................158
CAN SYSTEM (TYPE 9)
COMPONENT DIAGNOSIS ......................
160
MAIN LINE BETWEEN DLC AND ABS CIR-
CUIT ..................................................................
160
Diagnosis Procedure .............................................160
ECM BRANCH LINE CIRCUIT .........................161
Diagnosis Procedure .............................................161
BCM BRANCH LINE CIRCUIT .........................162
Diagnosis Procedure .............................................162
DLC BRANCH LINE CIRCUIT .........................163
Diagnosis Procedure .............................................163
EPS BRANCH LINE CIRCUIT ..........................164
Diagnosis Procedure .............................................164
M&A BRANCH LINE CIRCUIT .........................165
Diagnosis Procedure .............................................165
ABS BRANCH LINE CIRCUIT .........................166
Diagnosis Procedure .............................................166
IPDM-E BRANCH LINE CIRCUIT ....................167
Diagnosis Procedure .............................................167
CAN COMMUNICATION CIRCUIT ..................168
Diagnosis Procedure .............................................168
CAN SYSTEM (TYPE 10)
COMPONENT DIAGNOSIS ......................
170
MAIN LINE BETWEEN DLC AND AV CIR-
CUIT ..................................................................
170
Diagnosis Procedure .............................................170
MAIN LINE BETWEEN AV AND ABS CIR-
CUIT ..................................................................
171
Diagnosis Procedure .............................................171
ECM BRANCH LINE CIRCUIT .........................173
Diagnosis Procedure .............................................173
BCM BRANCH LINE CIRCUIT .........................174

LAN
LAN-5
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174
DLC BRANCH LINE CIRCUIT .........................175
Diagnosis Procedure .............................................175
EPS BRANCH LINE CIRCUIT .........................176
Diagnosis Procedure .............................................176
M&A BRANCH LINE CIRCUIT ........................177
Diagnosis Procedure .............................................177
AV BRANCH LINE CIRCUIT ............................178
Diagnosis Procedure .............................................178
ABS BRANCH LINE CIRCUIT .........................179
Diagnosis Procedure .............................................179
IPDM-E BRANCH LINE CIRCUIT ....................180
Diagnosis Procedure .............................................180
CAN COMMUNICATION CIRCUIT ..................181
Diagnosis Procedure .............................................181
CAN SYSTEM (TYPE 11)
COMPONENT DIAGNOSIS .......................
183
MAIN LINE BETWEEN DLC AND ABS CIR-
CUIT ..................................................................
183
Diagnosis Procedure .............................................183
ECM BRANCH LINE CIRCUIT .........................184
Diagnosis Procedure .............................................184
BCM BRANCH LINE CIRCUIT ........................185
Diagnosis Procedure .............................................185
DLC BRANCH LINE CIRCUIT .........................186
Diagnosis Procedure .............................................186
EPS BRANCH LINE CIRCUIT .........................187
Diagnosis Procedure .............................................187
I-KEY BRANCH LINE CIRCUIT .......................188
Diagnosis Procedure .............................................188
M&A BRANCH LINE CIRCUIT ........................189
Diagnosis Procedure .............................................189
ABS BRANCH LINE CIRCUIT .........................190
Diagnosis Procedure .............................................190
IPDM-E BRANCH LINE CIRCUIT ....................191
Diagnosis Procedure .............................................191
CAN COMMUNICATION CIRCUIT ..................192
Diagnosis Procedure .............................................192
CAN SYSTEM (TYPE 12)
COMPONENT DIAGNOSIS .......................
194
MAIN LINE BETWEEN DLC AND AV CIR-
CUIT ..................................................................
194
Diagnosis Procedure .............................................194
MAIN LINE BETWEEN AV AND ABS CIR-
CUIT ................................................................
195
Diagnosis Procedure .............................................195
ECM BRANCH LINE CIRCUIT .......................197
Diagnosis Procedure .............................................197
BCM BRANCH LINE CIRCUIT .......................198
Diagnosis Procedure .............................................198
DLC BRANCH LINE CIRCUIT ........................199
Diagnosis Procedure .............................................199
EPS BRANCH LINE CIRCUIT ........................200
Diagnosis Procedure .............................................200
I-KEY BRANCH LINE CIRCUIT ......................201
Diagnosis Procedure .............................................201
M&A BRANCH LINE CIRCUIT .......................202
Diagnosis Procedure .............................................202
AV BRANCH LINE CIRCUIT ..........................203
Diagnosis Procedure .............................................203
ABS BRANCH LINE CIRCUIT ........................204
Diagnosis Procedure .............................................204
IPDM-E BRANCH LINE CIRCUIT ...................205
Diagnosis Procedure .............................................205
CAN COMMUNICATION CIRCUIT .................206
Diagnosis Procedure .............................................206
CAN SYSTEM (TYPE 13)
COMPONENT DIAGNOSIS .......................
208
MAIN LINE BETWEEN DLC AND ABS CIR-
CUIT ................................................................
208
Diagnosis Procedure .............................................208
ECM BRANCH LINE CIRCUIT .......................209
Diagnosis Procedure .............................................209
BCM BRANCH LINE CIRCUIT .......................210
Diagnosis Procedure .............................................210
DLC BRANCH LINE CIRCUIT ........................211
Diagnosis Procedure .............................................211
EPS BRANCH LINE CIRCUIT ........................212
Diagnosis Procedure .............................................212
M&A BRANCH LINE CIRCUIT .......................213
Diagnosis Procedure .............................................213
STRG BRANCH LINE CIRCUIT .....................214
Diagnosis Procedure .............................................214
ABS BRANCH LINE CIRCUIT ........................215
Diagnosis Procedure .............................................215
IPDM-E BRANCH LINE CIRCUIT ...................216

LAN-6
Diagnosis Procedure .............................................216
CAN COMMUNICATION CIRCUIT ..................217
Diagnosis Procedure .............................................217
CAN SYSTEM (TYPE 14)
COMPONENT DIAGNOSIS .......................
219
MAIN LINE BETWEEN DLC AND AV CIR-
CUIT .................................................................
219
Diagnosis Procedure .............................................219
MAIN LINE BETWEEN AV AND ABS CIR-
CUIT .................................................................
220
Diagnosis Procedure .............................................220
ECM BRANCH LINE CIRCUIT ........................222
Diagnosis Procedure .............................................222
BCM BRANCH LINE CIRCUIT ........................223
Diagnosis Procedure .............................................223
DLC BRANCH LINE CIRCUIT .........................224
Diagnosis Procedure .............................................224
EPS BRANCH LINE CIRCUIT .........................225
Diagnosis Procedure .............................................225
M&A BRANCH LINE CIRCUIT ........................226
Diagnosis Procedure .............................................226
STRG BRANCH LINE CIRCUIT ......................227
Diagnosis Procedure .............................................227
AV BRANCH LINE CIRCUIT ...........................228
Diagnosis Procedure .............................................228
ABS BRANCH LINE CIRCUIT ........................229
Diagnosis Procedure .............................................229
IPDM-E BRANCH LINE CIRCUIT ...................230
Diagnosis Procedure .............................................230
CAN COMMUNICATION CIRCUIT ..................231
Diagnosis Procedure .............................................231
CAN SYSTEM (TYPE 15)
COMPONENT DIAGNOSIS .......................
233
MAIN LINE BETWEEN DLC AND ABS CIR-
CUIT .................................................................
233
Diagnosis Procedure .............................................233
ECM BRANCH LINE CIRCUIT ........................234
Diagnosis Procedure .............................................234
BCM BRANCH LINE CIRCUIT ........................235
Diagnosis Procedure .............................................235
DLC BRANCH LINE CIRCUIT .........................236
Diagnosis Procedure .............................................236
EPS BRANCH LINE CIRCUIT .........................237
Diagnosis Procedure .............................................237
I-KEY BRANCH LINE CIRCUIT .......................238
Diagnosis Procedure .............................................238
M&A BRANCH LINE CIRCUIT .........................239
Diagnosis Procedure .............................................239
STRG BRANCH LINE CIRCUIT .......................240
Diagnosis Procedure .............................................240
ABS BRANCH LINE CIRCUIT .........................241
Diagnosis Procedure .............................................241
IPDM-E BRANCH LINE CIRCUIT ....................242
Diagnosis Procedure .............................................242
CAN COMMUNICATION CIRCUIT ..................243
Diagnosis Procedure .............................................243
CAN SYSTEM (TYPE 16)
COMPONENT DIAGNOSIS ......................
245
MAIN LINE BETWEEN DLC AND AV CIR-
CUIT ..................................................................
245
Diagnosis Procedure .............................................245
MAIN LINE BETWEEN AV AND ABS CIR-
CUIT ..................................................................
246
Diagnosis Procedure .............................................246
ECM BRANCH LINE CIRCUIT .........................248
Diagnosis Procedure .............................................248
BCM BRANCH LINE CIRCUIT .........................249
Diagnosis Procedure .............................................249
DLC BRANCH LINE CIRCUIT .........................250
Diagnosis Procedure .............................................250
EPS BRANCH LINE CIRCUIT ..........................251
Diagnosis Procedure .............................................251
I-KEY BRANCH LINE CIRCUIT .......................252
Diagnosis Procedure .............................................252
M&A BRANCH LINE CIRCUIT .........................253
Diagnosis Procedure .............................................253
STRG BRANCH LINE CIRCUIT .......................254
Diagnosis Procedure .............................................254
AV BRANCH LINE CIRCUIT ............................255
Diagnosis Procedure .............................................255
ABS BRANCH LINE CIRCUIT .........................256
Diagnosis Procedure .............................................256
IPDM-E BRANCH LINE CIRCUIT ....................257
Diagnosis Procedure .............................................257
CAN COMMUNICATION CIRCUIT ..................258
Diagnosis Procedure .............................................258

LAN
LAN-7
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CAN SYSTEM (TYPE 17)
COMPONENT DIAGNOSIS .......................
260
MAIN LINE BETWEEN DLC AND ABS CIR-
CUIT ..................................................................
260
Diagnosis Procedure .............................................260
ECM BRANCH LINE CIRCUIT .........................261
Diagnosis Procedure .............................................261
BCM BRANCH LINE CIRCUIT ........................262
Diagnosis Procedure .............................................262
DLC BRANCH LINE CIRCUIT .........................263
Diagnosis Procedure .............................................263
EPS BRANCH LINE CIRCUIT .........................264
Diagnosis Procedure .............................................264
M&A BRANCH LINE CIRCUIT ........................265
Diagnosis Procedure .............................................265
ABS BRANCH LINE CIRCUIT .........................266
Diagnosis Procedure .............................................266
TCM BRANCH LINE CIRCUIT .........................267
Diagnosis Procedure .............................................267
IPDM-E BRANCH LINE CIRCUIT ....................268
Diagnosis Procedure .............................................268
CAN COMMUNICATION CIRCUIT ..................269
Diagnosis Procedure .............................................269
CAN SYSTEM (TYPE 18)
COMPONENT DIAGNOSIS .......................
271
MAIN LINE BETWEEN DLC AND AV CIR-
CUIT ..................................................................
271
Diagnosis Procedure .............................................271
MAIN LINE BETWEEN AV AND ABS CIR-
CUIT ..................................................................
272
Diagnosis Procedure .............................................272
ECM BRANCH LINE CIRCUIT .........................274
Diagnosis Procedure .............................................274
BCM BRANCH LINE CIRCUIT ........................275
Diagnosis Procedure .............................................275
DLC BRANCH LINE CIRCUIT .........................276
Diagnosis Procedure .............................................276
EPS BRANCH LINE CIRCUIT .........................277
Diagnosis Procedure .............................................277
M&A BRANCH LINE CIRCUIT ........................278
Diagnosis Procedure .............................................278
AV BRANCH LINE CIRCUIT ............................279
Diagnosis Procedure .............................................279
ABS BRANCH LINE CIRCUIT ........................280
Diagnosis Procedure .............................................280
TCM BRANCH LINE CIRCUIT ........................281
Diagnosis Procedure .............................................281
IPDM-E BRANCH LINE CIRCUIT ...................282
Diagnosis Procedure .............................................282
CAN COMMUNICATION CIRCUIT .................283
Diagnosis Procedure .............................................283
CAN SYSTEM (TYPE 19)
COMPONENT DIAGNOSIS .......................
285
MAIN LINE BETWEEN DLC AND ABS CIR-
CUIT ................................................................
285
Diagnosis Procedure .............................................285
ECM BRANCH LINE CIRCUIT .......................286
Diagnosis Procedure .............................................286
BCM BRANCH LINE CIRCUIT .......................287
Diagnosis Procedure .............................................287
DLC BRANCH LINE CIRCUIT ........................288
Diagnosis Procedure .............................................288
EPS BRANCH LINE CIRCUIT ........................289
Diagnosis Procedure .............................................289
I-KEY BRANCH LINE CIRCUIT ......................290
Diagnosis Procedure .............................................290
M&A BRANCH LINE CIRCUIT .......................291
Diagnosis Procedure .............................................291
ABS BRANCH LINE CIRCUIT ........................292
Diagnosis Procedure .............................................292
TCM BRANCH LINE CIRCUIT ........................293
Diagnosis Procedure .............................................293
IPDM-E BRANCH LINE CIRCUIT ...................294
Diagnosis Procedure .............................................294
CAN COMMUNICATION CIRCUIT .................295
Diagnosis Procedure .............................................295
CAN SYSTEM (TYPE 20)
COMPONENT DIAGNOSIS .......................
297
MAIN LINE BETWEEN DLC AND AV CIR-
CUIT ................................................................
297
Diagnosis Procedure .............................................297
MAIN LINE BETWEEN AV AND ABS CIR-
CUIT ................................................................
298
Diagnosis Procedure .............................................298
ECM BRANCH LINE CIRCUIT .......................300
Diagnosis Procedure .............................................300

LAN-8
BCM BRANCH LINE CIRCUIT ........................301
Diagnosis Procedure .............................................301
DLC BRANCH LINE CIRCUIT .........................302
Diagnosis Procedure .............................................302
EPS BRANCH LINE CIRCUIT .........................303
Diagnosis Procedure .............................................303
I-KEY BRANCH LINE CIRCUIT ......................304
Diagnosis Procedure .............................................304
M&A BRANCH LINE CIRCUIT ........................305
Diagnosis Procedure .............................................305
AV BRANCH LINE CIRCUIT ...........................306
Diagnosis Procedure .............................................306
ABS BRANCH LINE CIRCUIT ........................307
Diagnosis Procedure .............................................307
TCM BRANCH LINE CIRCUIT ........................308
Diagnosis Procedure .............................................308
IPDM-E BRANCH LINE CIRCUIT ...................309
Diagnosis Procedure .............................................309
CAN COMMUNICATION CIRCUIT ..................310
Diagnosis Procedure .............................................310
CAN SYSTEM (TYPE 21)
COMPONENT DIAGNOSIS .......................
312
MAIN LINE BETWEEN DLC AND ABS CIR-
CUIT .................................................................
312
Diagnosis Procedure .............................................312
ECM BRANCH LINE CIRCUIT ........................313
Diagnosis Procedure .............................................313
BCM BRANCH LINE CIRCUIT ........................314
Diagnosis Procedure .............................................314
DLC BRANCH LINE CIRCUIT .........................315
Diagnosis Procedure .............................................315
EPS BRANCH LINE CIRCUIT .........................316
Diagnosis Procedure .............................................316
M&A BRANCH LINE CIRCUIT ........................317
Diagnosis Procedure .............................................317
STRG BRANCH LINE CIRCUIT ......................318
Diagnosis Procedure .............................................318
ABS BRANCH LINE CIRCUIT ........................319
Diagnosis Procedure .............................................319
TCM BRANCH LINE CIRCUIT ........................320
Diagnosis Procedure .............................................320
IPDM-E BRANCH LINE CIRCUIT ...................321
Diagnosis Procedure .............................................321
CAN COMMUNICATION CIRCUIT ..................322
Diagnosis Procedure .............................................322
CAN SYSTEM (TYPE 22)
COMPONENT DIAGNOSIS ......................
324
MAIN LINE BETWEEN DLC AND AV CIR-
CUIT ..................................................................
324
Diagnosis Procedure .............................................324
MAIN LINE BETWEEN AV AND ABS CIR-
CUIT ..................................................................
325
Diagnosis Procedure .............................................325
ECM BRANCH LINE CIRCUIT .........................327
Diagnosis Procedure .............................................327
BCM BRANCH LINE CIRCUIT .........................328
Diagnosis Procedure .............................................328
DLC BRANCH LINE CIRCUIT .........................329
Diagnosis Procedure .............................................329
EPS BRANCH LINE CIRCUIT ..........................330
Diagnosis Procedure .............................................330
M&A BRANCH LINE CIRCUIT .........................331
Diagnosis Procedure .............................................331
STRG BRANCH LINE CIRCUIT .......................332
Diagnosis Procedure .............................................332
AV BRANCH LINE CIRCUIT ............................333
Diagnosis Procedure .............................................333
ABS BRANCH LINE CIRCUIT .........................334
Diagnosis Procedure .............................................334
TCM BRANCH LINE CIRCUIT .........................335
Diagnosis Procedure .............................................335
IPDM-E BRANCH LINE CIRCUIT ....................336
Diagnosis Procedure .............................................336
CAN COMMUNICATION CIRCUIT ..................337
Diagnosis Procedure .............................................337
CAN SYSTEM (TYPE 23)
COMPONENT DIAGNOSIS ......................
339
MAIN LINE BETWEEN DLC AND ABS CIR-
CUIT ..................................................................
339
Diagnosis Procedure .............................................339
ECM BRANCH LINE CIRCUIT .........................340
Diagnosis Procedure .............................................340
BCM BRANCH LINE CIRCUIT .........................341
Diagnosis Procedure .............................................341
DLC BRANCH LINE CIRCUIT .........................342
Diagnosis Procedure .............................................342

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LAN-9
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EPS BRANCH LINE CIRCUIT .........................343
Diagnosis Procedure .............................................343
I-KEY BRANCH LINE CIRCUIT .......................344
Diagnosis Procedure .............................................344
M&A BRANCH LINE CIRCUIT ........................345
Diagnosis Procedure .............................................345
STRG BRANCH LINE CIRCUIT .......................346
Diagnosis Procedure .............................................346
ABS BRANCH LINE CIRCUIT .........................347
Diagnosis Procedure .............................................347
TCM BRANCH LINE CIRCUIT .........................348
Diagnosis Procedure .............................................348
IPDM-E BRANCH LINE CIRCUIT ....................349
Diagnosis Procedure .............................................349
CAN COMMUNICATION CIRCUIT ..................350
Diagnosis Procedure .............................................350
CAN SYSTEM (TYPE 24)
COMPONENT DIAGNOSIS .......................
352
MAIN LINE BETWEEN DLC AND AV CIR-
CUIT ..................................................................
352
Diagnosis Procedure .............................................352
MAIN LINE BETWEEN AV AND ABS CIR-
CUIT ..................................................................
353
Diagnosis Procedure .............................................353
ECM BRANCH LINE CIRCUIT .........................355
Diagnosis Procedure .............................................355
BCM BRANCH LINE CIRCUIT ........................356
Diagnosis Procedure .............................................356
DLC BRANCH LINE CIRCUIT .........................357
Diagnosis Procedure .............................................357
EPS BRANCH LINE CIRCUIT .........................358
Diagnosis Procedure .............................................358
I-KEY BRANCH LINE CIRCUIT .......................359
Diagnosis Procedure .............................................359
M&A BRANCH LINE CIRCUIT ........................360
Diagnosis Procedure .............................................360
STRG BRANCH LINE CIRCUIT .......................361
Diagnosis Procedure .............................................361
AV BRANCH LINE CIRCUIT ............................362
Diagnosis Procedure .............................................362
ABS BRANCH LINE CIRCUIT .........................363
Diagnosis Procedure .............................................363
TCM BRANCH LINE CIRCUIT .........................364
Diagnosis Procedure .............................................364
IPDM-E BRANCH LINE CIRCUIT ...................365
Diagnosis Procedure .............................................365
CAN COMMUNICATION CIRCUIT .................366
Diagnosis Procedure .............................................366
CAN SYSTEM (TYPE 25)
COMPONENT DIAGNOSIS .......................
368
MAIN LINE BETWEEN DLC AND ABS CIR-
CUIT ................................................................
368
Diagnosis Procedure .............................................368
ECM BRANCH LINE CIRCUIT .......................369
Diagnosis Procedure .............................................369
BCM BRANCH LINE CIRCUIT .......................370
Diagnosis Procedure .............................................370
DLC BRANCH LINE CIRCUIT ........................371
Diagnosis Procedure .............................................371
EPS BRANCH LINE CIRCUIT ........................372
Diagnosis Procedure .............................................372
M&A BRANCH LINE CIRCUIT .......................373
Diagnosis Procedure .............................................373
ABS BRANCH LINE CIRCUIT ........................374
Diagnosis Procedure .............................................374
IPDM-E BRANCH LINE CIRCUIT ...................375
Diagnosis Procedure .............................................375
CAN COMMUNICATION CIRCUIT .................376
Diagnosis Procedure .............................................376
CAN SYSTEM (TYPE 26)
COMPONENT DIAGNOSIS .......................
378
MAIN LINE BETWEEN DLC AND AV CIR-
CUIT ................................................................
378
Diagnosis Procedure .............................................378
MAIN LINE BETWEEN AV AND ABS CIR-
CUIT ................................................................
379
Diagnosis Procedure .............................................379
ECM BRANCH LINE CIRCUIT .......................381
Diagnosis Procedure .............................................381
BCM BRANCH LINE CIRCUIT .......................382
Diagnosis Procedure .............................................382
DLC BRANCH LINE CIRCUIT ........................383
Diagnosis Procedure .............................................383
EPS BRANCH LINE CIRCUIT ........................384
Diagnosis Procedure .............................................384
M&A BRANCH LINE CIRCUIT .......................385

LAN-10
Diagnosis Procedure .............................................385
AV BRANCH LINE CIRCUIT ...........................386
Diagnosis Procedure .............................................386
ABS BRANCH LINE CIRCUIT ........................387
Diagnosis Procedure .............................................387
IPDM-E BRANCH LINE CIRCUIT ...................388
Diagnosis Procedure .............................................388
CAN COMMUNICATION CIRCUIT ..................389
Diagnosis Procedure .............................................389
CAN SYSTEM (TYPE 27)
COMPONENT DIAGNOSIS .......................
391
MAIN LINE BETWEEN DLC AND ABS CIR-
CUIT .................................................................
391
Diagnosis Procedure .............................................391
ECM BRANCH LINE CIRCUIT ........................392
Diagnosis Procedure .............................................392
BCM BRANCH LINE CIRCUIT ........................393
Diagnosis Procedure .............................................393
DLC BRANCH LINE CIRCUIT .........................394
Diagnosis Procedure .............................................394
EPS BRANCH LINE CIRCUIT .........................395
Diagnosis Procedure .............................................395
I-KEY BRANCH LINE CIRCUIT ......................396
Diagnosis Procedure .............................................396
M&A BRANCH LINE CIRCUIT ........................397
Diagnosis Procedure .............................................397
ABS BRANCH LINE CIRCUIT ........................398
Diagnosis Procedure .............................................398
IPDM-E BRANCH LINE CIRCUIT ...................399
Diagnosis Procedure .............................................399
CAN COMMUNICATION CIRCUIT ..................400
Diagnosis Procedure .............................................400
CAN SYSTEM (TYPE 28)
COMPONENT DIAGNOSIS .......................
402
MAIN LINE BETWEEN DLC AND AV CIR-
CUIT .................................................................
402
Diagnosis Procedure .............................................402
MAIN LINE BETWEEN AV AND ABS CIR-
CUIT .................................................................
403
Diagnosis Procedure .............................................403
ECM BRANCH LINE CIRCUIT ........................405
Diagnosis Procedure .............................................405
BCM BRANCH LINE CIRCUIT .........................406
Diagnosis Procedure .............................................406
DLC BRANCH LINE CIRCUIT .........................407
Diagnosis Procedure .............................................407
EPS BRANCH LINE CIRCUIT ..........................408
Diagnosis Procedure .............................................408
I-KEY BRANCH LINE CIRCUIT .......................409
Diagnosis Procedure .............................................409
M&A BRANCH LINE CIRCUIT .........................410
Diagnosis Procedure .............................................410
AV BRANCH LINE CIRCUIT ............................411
Diagnosis Procedure .............................................411
ABS BRANCH LINE CIRCUIT .........................412
Diagnosis Procedure .............................................412
IPDM-E BRANCH LINE CIRCUIT ....................413
Diagnosis Procedure .............................................413
CAN COMMUNICATION CIRCUIT ..................414
Diagnosis Procedure .............................................414
CAN SYSTEM (TYPE 29)
COMPONENT DIAGNOSIS ......................
416
MAIN LINE BETWEEN DLC AND ABS CIR-
CUIT ..................................................................
416
Diagnosis Procedure .............................................416
ECM BRANCH LINE CIRCUIT .........................417
Diagnosis Procedure .............................................417
BCM BRANCH LINE CIRCUIT .........................418
Diagnosis Procedure .............................................418
DLC BRANCH LINE CIRCUIT .........................419
Diagnosis Procedure .............................................419
EPS BRANCH LINE CIRCUIT ..........................420
Diagnosis Procedure .............................................420
M&A BRANCH LINE CIRCUIT .........................421
Diagnosis Procedure .............................................421
STRG BRANCH LINE CIRCUIT .......................422
Diagnosis Procedure .............................................422
ABS BRANCH LINE CIRCUIT .........................423
Diagnosis Procedure .............................................423
IPDM-E BRANCH LINE CIRCUIT ....................424
Diagnosis Procedure .............................................424
CAN COMMUNICATION CIRCUIT ..................425
Diagnosis Procedure .............................................425
CAN SYSTEM (TYPE 30)
COMPONENT DIAGNOSIS ......................
427