LT-2Revision: 2006 January2006 M35/M45 ACTIVE TEST ..................................................... 59
CONSULT-II Functions (IPDM E/R) ........................ 60
CONSULT-II BASIC OPERATION ....................... 60
DATA MONITOR .................................................. 61
ACTIVE TEST ..................................................... 61
Headlamp High Beam Does Not Illuminate (Both
Sides) ..................................................................... 62
Headlamp High Beam Does Not Illuminate (One
Side) ....................................................................... 65
High Beam Indicator Lamp Does Not Illuminate ..... 66
Headlamp Low Beam Does Not Illuminate (Both
Sides) ..................................................................... 67
Headlamp Low Beam Does Not Illuminate (One
Side) ....................................................................... 70
Headlamps Do Not Turn OFF ................................. 72
General Information for Xenon Headlamp Trouble
Diagnosis ................................................................ 73
Caution: .................................................................. 73
Xenon Headlamp Trouble Diagnosis ...................... 73
Aiming Adjustment .................................................. 74
PREPARATION BEFORE ADJUSTING .............. 74
LOW BEAM AND HIGH BEAM ........................... 74
ADJUSTMENT USING AN ADJUSTMENT
SCREEN (LIGHT/DARK BORDERLINE) ............ 75
Bulb Replacement ...............................................
... 75
HEADLAMP (INNER) HIGH BEAM ..................... 75
HEADLAMP (OUTER) LOW BEAM .................... 76
PARKING LAMP (CLEARANCE LAMP) .............. 76
FRONT TURN SIGNAL LAMP ............................ 76
FRONT SIDE MARKER LAMP ............................ 76
Removal and Installation ........................................ 76
Disassembly and Assembly .................................... 77
DISASSEMBLY ................................................... 77
ASSEMBLY ......................................................... 78
HEADLAMP (FOR CANADA) - DAYTIME LIGHT
SYSTEM - .................................................................. 79
Component Parts and Harness Connector Location ... 79
System Description ................................................. 79
OUTLINE ............................................................. 80
HEADLAMP OPERATION ................................... 81
DAYTIME LIGHT OPERATION ........................... 82
COMBINATION SWITCH READING FUNCTION ... 82
AUTO LIGHT OPERATION ................................. 82
CAN Communication System Description .............. 82
Schematic ............................................................... 83
Wiring Diagram — DTRL — ................................... 84
Terminals and Reference Values for BCM .............. 89
Terminals and Reference Values for IPDM E/R ...... 91
How to Perform Trouble Diagnosis ......................... 91
Preliminary Check .................................................. 92
INSPECTION FOR POWER SUPPLY AND
GROUND CIRCUIT ............................................. 92
INSPECTION FOR PARKING BRAKE SWITCH
CIRCUIT .............................................................. 93
CONSULT-II Functions (BCM) ................................ 94
CONSULT-II BASIC OPERATION ....................... 94
DATA MONITOR .................................................. 95
ACTIVE TEST ..................................................... 96
CONSULT-II Functions (IPDM E/R) ........................ 97CONSULT-II BASIC OPERATION ....................... 97
DATA MONITOR .................................................. 98
ACTIVE TEST ...................................................... 98
Daytime Light Control Does Not Operate Properly
(Normal Headlamps Operate Properly) .................. 99
Headlamp High Beam Does Not Illuminate (Both
Sides) ....................................................................102
RH High Beam Does Not Illuminate But LH High
Beam Illuminates ..................................................105
LH High Beam Does Not Illuminate But RH High
Beam Illuminates ..................................................107
Headlamp Low Beam Does Not Illuminate (Both
Sides) ....................................................................109
Headlamp Low Beam Does Not Illuminate (One
Side) ......................................................................112
Headlamps Do Not Turn OFF ...............................114
General Information for Xenon Headlamp Trouble
Diagnosis ..............................................................115
CAUTION: .............................................................115
Xenon Headlamp Trouble Diagnosis ....................115
Aiming Adjustment ................................................115
Bulb Replacement .................................................115
Removal and Installation .......................................115
Disassembly and Assembly ..................................115
AUTO LIGHT SYSTEM ...........................................116
Component Parts and Harness Connector Location .116
System Description ...............................................116
OUTLINE ...........................................................116
COMBINATION SWITCH READING FUNCTION .117
EXTERIOR LAMP BATTERY SAVER CONTROL .117
DELAY TIMER FUNCTION ................................117
CAN Communication System Description ............117
CAN Communication Unit .....................................117
Major Components and Functions ........................117
Schematic .............................................................118
Wiring Diagram — AUTO/L — ..............................119
Terminals and Reference Values for BCM ............123
Terminals and Reference Values for IPDM E/R ....125
How to Perform Trouble Diagnoses ......................125
Preliminary Check .................................................126
SETTING CHANGE FUNCTIONS .....................126
CHECK POWER SUPPLY AND GROUND CIR-
CUIT ...................................................................126
CONSULT-II Functions (BCM) .............................
.127
CONSULT-II BASIC OPERATION .....................127
WORK SUPPORT .............................................128
DATA MONITOR ................................................129
ACTIVE TEST ....................................................130
Symptom Chart .....................................................130
Lighting Switch Inspection ....................................131
Optical Sensor System Inspection ........................131
Removal and Installation for Optical Sensor .........133
REMOVAL ..........................................................133
INSTALLATION ..................................................133
ACTIVE AFS ............................................................134
Component Parts and Harness Connector Location .134
System Description ...............................................135
AFS (ADAPTIVE FRONT-LIGHTING SYSTEM) .135
HEADLAMP AUTO AIMING ..............................136
LT-3
C
D
E
F
G
H
I
J
L
MA
B
LT
Revision: 2006 January2006 M35/M45 OUTLINE ...........................................................136
AFS OPERATION .............................................137
HEADLAMP AUTO AIMING OPERATION ........139
CAN COMMUNICATION SYSTEM DESCRIP-
TION ..................................................................139
CAN COMMUNICATION UNIT .........................139
Component Parts Description ..............................140
AFS CONTROL UNIT .......................................140
SWIVEL ACTUATOR ........................................140
AIMING MOTOR ...............................................140
AFS SWITCH ....................................................141
HEIGHT SENSOR ............................................141
STEERING ANGLE SENSOR ..........................141
IPDM E/R ..........................................................141
ECM ..................................................................141
TCM ..................................................................141
UNIFIED METER AND A/C AMP. .....................141
COMBINATION METER ...................................141
Schematic ............................................................142
Wiring Diagram — AFS — ...................................143
Terminals and Reference Values for AFS Control
Unit .......................................................................149
How to Proceed with Trouble Diagnosis ..............151
Preliminary Check ................................................151
CONSULT-II Function (ADAPTIVE LIGHT) ..........152
CONSULT-II BASIC OPERATION .....................152
WORK SUPPORT (STEERING ANGLE SEN-
SOR ADJUSTMENT) ........................................153
WORK SUPPORT (LEVELIZER ADJUSTMENT)
.153
SELF-DIAG RESULTS ......................................154
DATA MONITOR ...............................................158
ACTIVE TEST ...................................................160
Symptom Chart ....................................................161
DTC B2503 SWIVEL ACTUATOR RH .................162
DTC B2504 SWIVEL ACTUATOR LH ..................168
DTC B2514 HI SEN UNUSUAL RR .....................174
DTC B2521 ECU CIRC ........................................178
AFS Operation Check (Function Test) .................181
Auto Aiming Operation Check (Function Test) .....183
AFS Switch Does Not Operate .............................185
Auto Aiming Does Not Operate (Check Aiming
Motor System Circuit) ..........................................
.187
AFS OFF Indicator Does Not Operate .................190
Removal and Installation of Steering Angle Sensor .190
Removal and Installation of Front Combination
Lamp ....................................................................190
Removal and Installation of AFS Control Unit ......191
REMOVAL ........................................................
.191
INSTALLATION .................................................191
Removal and Installation of AFS Switch ..............191
REMOVAL ........................................................
.191
INSTALLATION .................................................191
Removal and Installation of Height Sensor ..........192
REMOVAL ........................................................
.192
INSTALLATION .................................................192
FRONT FOG LAMP ................................................193
Component Parts and Harness Connector Location .193
System Description ..............................................193OUTLINE ...........................................................194
COMBINATION SWITCH READING FUNCTION .195
EXTERIOR LAMP BATTERY SAVER CONTROL .195
CAN Communication System Description ............195
CAN Communication Unit .....................................195
Schematic .............................................................196
Wiring Diagram — F/FOG — ................................197
Terminals and Reference Values for BCM ............201
Terminals and Reference Values for IPDM E/R ....202
How to Perform Trouble Diagnoses .....................202
Preliminary Check ................................................202
CHECK POWER SUPPLY AND GROUND CIR-
CUIT ..................................................................202
CONSULT-II Functions (BCM) ..............................203
CONSULT-II Functions (IPDM E/R) ......................203
Front Fog Lamps Do Not Illuminate (Both Sides) . 204
Front Fog Lamp Does Not Illuminate (One Side) . 207
Front Fog Lamps Do Not Turn OFF ......................208
Aiming Adjustment ................................................209
Bulb Replacement ................................................210
Removal and Installation ......................................210
REMOVAL ........................................................
.210
INSTALLATION .................................................210
TURN SIGNAL AND HAZARD WARNING LAMPS .211
Component Parts and Harness Connector Location .211
System Description ...............................................211
TURN SIGNAL OPERATION ............................211
HAZARD LAMP OPERATION ...........................212
COMBINATION SWITCH READING FUNCTION .213
CAN Communication System Description ............213
CAN Communication Unit .....................................213
Schematic .............................................................214
Wiring Diagram — TURN — .................................215
Terminals and Reference Values for BCM ............219
How to Perform Trouble Diagnoses .....................220
Preliminary Check ................................................221
CHECK POWER SUPPLY AND GROUND CIR-
CUIT ..................................................................221
CONSULT-II Functions (BCM) ..............................223
CONSULT-II BASIC OPERATION .....................223
DATA MONITOR ...............................................224
ACTIVE TEST ...................................................224
Turn Signal Lamp Does Not Operate ...................225
H a z a r d W a r n i n g L a m p D o e s N o t O p e r a t e B u t T u r n
Signal Lamp Operate ............................................227
Turn Signal Indicator Lamp Does Not Operate ....228
Bulb Replacement/Removal and Installation of Side
Turn Signal Lamp .................................................229
REMOVAL ........................................................
.229
INSTALLATION .................................................229
Bulb Replacement (Front Turn Signal Lamp) .......229
Bulb Replacement (Rear Turn Signal Lamp) ........229
Removal and Installation of Front Turn Signal Lamp .229
Removal and Installation of Rear Turn Signal Lamp .229
LIGHTING AND TURN SIGNAL SWITCH ..............230
Removal and Installation ......................................230
REMOVAL ........................................................
.230
INSTALLATION .................................................230
Switch Circuit Inspection ......................................230
LT-4Revision: 2006 January2006 M35/M45 HAZARD SWITCH ..................................................231
Removal and Installation ......................................231
REMOVAL ........................................................
.231
COMBINATION SWITCH ........................................232
Wiring Diagram — COMBSW — ..........................232
Combination Switch Reading Function .................233
Terminals and Reference Values for BCM ............233
CONSULT-II Functions (BCM) ..............................238
CONSULT-II BASIC OPERATION .....................238
DATA MONITOR ................................................239
Combination Switch Inspection ............................240
Removal and Installation ......................................242
STOP LAMP ............................................................243
Wiring Diagram — STOP LAMP — ......................243
High-Mounted Stop Lamp .....................................245
BULB REPLACEMENT, REMOVAL AND
INSTALLATION ..................................................245
Stop Lamp ............................................................245
BULB REPLACEMENT .....................................245
BULB REPLACEMENT .....................................245
BACK-UP LAMP .....................................................246
Wiring Diagram — B/LAMP — .............................246
Bulb Replacement ...............................................
.247
Removal and Installation ......................................248
REMOVAL ........................................................
.248
INSTALLATION ..................................................248
PARKING, LICENSE PLATE AND TAIL LAMPS ....249
Component Parts and Harness Connector Location .249
System Description ...............................................249
OUTLINE ...........................................................249
OPERATION BY LIGHTING SWITCH ...............250
COMBINATION SWITCH READING FUNCTION .250
EXTERIOR LAMP BATTERY SAVER CONTROL .250
CAN Communication System Description ............250
CAN Communication Unit .....................................250
Schematic .............................................................251
Wiring Diagram — TAIL/L — ................................252
Terminals and Reference Values for BCM ............257
Terminals and Reference Values for IPDM E/R ....258
How to Perform Trouble Diagnoses ......................258
Preliminary Check ................................................258
CHECK POWER SUPPLY AND GROUND CIR-
CUIT ..................................................................258
CONSULT-II Functions (BCM) ..............................259
CONSULT-II Functions (IPDM E/R) ......................259
Parking, License Plate and Tail Lamps Do Not Illu-
minate ...................................................................260
Parking, License Plate and Tail Lamps Do Not Turn
OFF (After Approx. 10 Minutes) ...........................264
License Plate Lamp ..............................................265
BULB REPLACEMENT .....................................265
Removal and Installation ......................................265
REMOVAL ........................................................
.265
INSTALLATION ..................................................265
Front Parking (Clearance) Lamp ..........................265
BULB REPLACEMENT .....................................265
REMOVAL AND INSTALLATION .......................265
REAR COMBINATION LAMP .................................266
Bulb Replacement ...............................................
.266REAR TURN SIGNAL LAMP BULB, STOP/TAIL
LAMP BULB ...................................................... .266
Removal and Installation .......................................266
REMOVAL ..........................................................266
INSTALLATION ..................................................266
INTERIOR ROOM LAMP ........................................267
Component Parts and Harness Connector Location .267
System Description ...............................................267
ROOM LAMP TIMER BASIC OPERATION .......267
POWER SUPPLY AND GROUND .....................268
SWITCH OPERATION .......................................269
ROOM LAMP TIMER OPERATION ...................270
CONDITIONS FOR CANCELING TIMER ..........271
ROOM LAMP TIMER INAPPLICABLE LAMPS
OPERATION ......................................................271
INTERIOR ROOM LAMP BATTERY SAVER
FUNCTION .......................................................
.271
Schematic .............................................................272
Wiring Diagram — ROOM/L — .............................274
Terminals and Reference Values for BCM ............281
How to Perform Trouble Diagnoses ......................282
Preliminary Check .................................................283
CHECK POWER SUPPLY AND GROUND CIR-
CUIT ...................................................................283
CONSULT-II Functions (BCM) ..............................284
CONSULT-II BASIC OPERATION .....................284
WORK SUPPORT (INT LAMP) .........................285
DATA MONITOR (INT LAMP) ............................286
ACTIVE TEST (INT LAMP) ................................287
WORK SUPPORT (BATTERY SAVER) .............287
DATA MONITOR (BATTERY SAVER) ...............287
ACTIVE TEST (BATTERY SAVER) ...................288
Interior Room Lamp Control Does Not Operate ....289
Map Lamp .............................................................291
BULB REPLACEMENT ......................................291
REMOVAL AND INSTALLATION .......................291
Personal Lamp ......................................................291
BULB REPLACEMENT ......................................291
REMOVAL AND INSTALLATION .......................291
Foot Lamp (Driver Side) .......................................
.292
BULB REPLACEMENT ......................................292
REMOVAL AND INSTALLATION .......................292
Foot Lamp (Passenger Side) ................................293
BULB REPLACEMENT ......................................293
REMOVAL AND INSTALLATION .......................293
Vanity Mirror Lamp ................................................293
BULB REPLACEMENT ......................................293
Step Lamp .............................................................294
BULB REPLACEMENT ......................................294
REMOVAL AND INSTALLATION .......................294
Kicking Plate Illumination .....................................
.294
BULB REPLACEMENT ......................................294
REMOVAL AND INSTALLATION .......................294
Trunk Room Lamp (Upper/Lower) ........................294
BULB REPLACEMENT ......................................294
REMOVAL AND INSTALLATION .......................294
ILLUMINATION ........................................................295
System Description ...............................................295
OUTLINE ...........................................................295
LT-5
C
D
E
F
G
H
I
J
L
MA
B
LT
Revision: 2006 January2006 M35/M45 ILLUMINATION OPERATION BY LIGHTING
SWITCH ............................................................296
EXTERIOR LAMP BATTERY SAVER CONTROL .297
CAN Communication System Description ............297
CAN Communication Unit ....................................297
Schematic ............................................................298
Wiring Diagram — ILL — .....................................300
Glove Box Lamp ...................................................313
BULB REPLACEMENT, REMOVAL AND
INSTALLATION .................................................313
Cigarette Lighter Illumination ...............................313
BULB REPLACEMENT, REMOVAL AND INSTALLATION .................................................313
Front Ashtray Illumination .....................................314
BULB REPLACEMENT, REMOVAL AND
INSTALLATION .................................................314
Rear Ashtray Illumination .....................................314
REMOVAL AND INSTALLATION ......................314
INSTALLATION .................................................314
BULB SPECIFICATIONS ........................................315
Headlamp .............................................................315
Exterior Lamp .......................................................315
Interior Lamp/Illumination .....................................315
PRECAUTIONS
LT-7
C
D
E
F
G
H
I
J
L
MA
B
LT
Revision: 2006 January2006 M35/M45
General Precautions for Service OperationsNKS003NX
Never work with wet hands.
Xenon headlamp includes high voltage generating part. Be sure
to disconnect battery negative cable (negative terminal) or
power fuse before removing, installing, or touching the xenon
headlamp (including lamp bulb).
Turn the lighting switch OFF before disconnecting and connect-
ing the connector.
When turning the xenon headlamp on and while it is illuminated,
never touch the harness, bulb, and socket of the headlamp.
When checking the headlamp on/off operation, check it on vehi-
cle and with the power connected to the vehicle-side connector.
Do not touch the headlamp bulb glass surface with bare hands or allow oil or grease to get on it. Do not
touch the headlamp bulb just after the headlamp is turned off, because it is very hot.
Install the xenon headlamp bulb socket correctly. If it is installed
improperly, high-voltage leak or corona discharge may occur
that can melt the bulb, connector, and housing. Do not illuminate
the xenon headlamp bulb out of the headlamp housing. Doing
so can cause fire and harm your eyes.
When the bulb has burned out, wrap it in a thick vinyl bag and
discard. Do not break the bulb.
Leaving the bulb removed from the headlamp housing for a long
period of time can deteriorate the performance of the lens and
reflector (dirt, clouding). Always prepare a new bulb and have it
on hand when replacing the bulb.
When adjusting the headlamp aiming, turn the aiming adjust-
ment screw only in the tightening direction. (If it is necessary to loosen the screw, first fully loosen the
screw, and then turn it in the tightening direction.)
Do not use organic solvent (paint thinner or gasoline) to clean lamps and to remove old sealant.
PKIA0183E
EL-3422D
HEADLAMP (FOR USA) - CONVENTIONAL TYPE -
LT-29
C
D
E
F
G
H
I
J
L
MA
B
LT
Revision: 2006 January2006 M35/M45
6. CHECK BULB
Check bulbs of lamp (both side).
OK or NG
OK >> Check connecting condition headlamp harness connector.
NG >> Replace headlamp bulb.
7. CHECK CIRCUIT BETWEEN IPDM E/R AND FRONT COMBINATION LAMP
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Check continuity between IPDM E/R harness connector (A) and
front combination lamp (RH and LH) harness connector (B).
4. Check harness continuity between IPDM E/R harness connector
(A) and ground.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-31, "Removal and Installation of IPDM E/R" .
NG >> Repair harness or connector.
CircuitAB
Continuity
Connector Terminal Connector Terminal
RH
E727 E47 6
Ye s
LH 28 E54 6
A
GroundContinuity
Connector Terminal
RH
E727
No
LH 28
SKIB4753E
LT-30
HEADLAMP (FOR USA) - CONVENTIONAL TYPE -
Revision: 2006 January2006 M35/M45
Headlamp High Beam Does Not Illuminate (One Side)NKS003OB
1. CHECK BULB
Check bulb of lamp which does not illuminate.
OK or NG
OK >> GO TO 2.
NG >> Replace headlamp bulb.
2. CHECK HEADLAMP INPUT SIGNAL
With CONSULT-II
1. Turn ignition switch OFF.
2. Disconnect front combination lamp RH or LH connector.
3. Select “IPDM E/R” on CONSULT-II. Select “ACTIVE TEST” on “SELECT DIAG MODE” screen.
4. Select “LAMPS” on “SELECT TEST ITEM” screen.
5. Touch “HI” screen.
6. When headlamp high beam is operating, check voltage between
front combination lamp RH or LH harness connector and
ground. (Headlamp high beam repeats ON-OFF every 1 sec-
ond.)
Without CONSULT-II
1. Turn ignition switch OFF.
2. Disconnect front combination lamp RH or LH connector.
3. Start auto active test. Refer to PG-24, "
Auto Active Test" .
4. When headlamp high beam is operating, check voltage between front combination lamp RH or LH har-
ness connector and ground.
OK or NG
OK >> GO TO 3.
NG >> GO TO 4.
Terminal
Voltage (+)
(-)
Front combination lamp
connectorTerminal
RH E47 6
Ground Battery voltage
LH E54 6
Terminal
Voltage (+)
(-)
Front combination lamp
connectorTerminal
RH E47 6
Ground Battery voltage
LH E54 6
SKIB4749E
HEADLAMP (FOR USA) - CONVENTIONAL TYPE -
LT-31
C
D
E
F
G
H
I
J
L
MA
B
LT
Revision: 2006 January2006 M35/M45
3. CHECK HEADLAMP GROUND
1. Turn ignition switch OFF.
2. Check continuity between front headlamp RH or LH harness
connector and ground.
OK or NG
OK >> Check connecting condition headlamp harness and con-
nector.
NG >> Repair harness or connector.
4. CHECK CIRCUIT BETWEEN IPDM E/R AND FRONT COMBINATION LAMP
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector and front combination lamp RH or LH connector.
3. Check harness continuity between IPDM E/R harness connector
(A) and front combination lamp RH or LH harness connector (B).
4. Check harness continuity between IPDM E/R harness connector
(A) and ground.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-31, "Removal and Installation of IPDM E/R" .
NG >> Repair harness or connector.
High Beam Indicator Lamp Does Not IlluminateNKS003OC
1. CHECK BULB
Check bulb of high beam indicator lamp.
OK or NG
OK >> Replace combination meter.
NG >> Replace indicator bulb.
Front combination lamp
connectorTe r m i n a l
GroundContinuity
RH E47 2
Ye s
LH E54 2
SKIB4750E
CircuitAB
Continuity
Connector Terminal Connector Terminal
RH
E727 E47 6
Ye s
LH 28 E54 6
A
GroundContinuity
Connector Terminal
RH
E727
No
LH 28
SKIB4753E