Ipdm terminal NISSAN TEANA 2003 Manual PDF

GW-66
REAR WINDOW DEFOGGER

3. CHECK BCM OUTPUT SIGNAL
1. Connect BCM connector.
2. Turn ignition switch ON.
3. Check voltage between BCM connector M3 terminal 9 and
ground.
OK or NG
OK >> Replace A/C and AV switch.
NG >> Replace BCM.
Check Rear Window Defogger Power Supply Circuit BIS00109
1. CHECK FUSE

10A fuse [No.12, located in fuse block (J/B)]

20A fuse (No.75, located in the IPDM E/R)
NOTE:
Refer to GW-54, "
Component Parts and Harness Connector Location" .
OK or NG
OK >> GO TO 2.
NG >> If fuse is blown out, be sure to eliminate cause of malfunction before installing new fuse, refer to
PG-3, "
POWER SUPPLY ROUTING CIRCUIT" .
2. CHECK POWER SUPPLY CIRCUIT
1. Remove rear window defogger relay.
2. Turn ignition switch ON.
3. Check voltage between rear window defogger relay connector
and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness between fuse block (J/B) and
rear window defogger relay.
3. CHECK REAR WINDOW DEFOGGER RELAY
Check continuity between rear window defogger terminals 3 and 5.
OK or NG
OK >> GO TO 4.
NG >> Replace rear window defogger relay.9 (GR/L) – Ground : Approx. 5V
PIIA6208E
1 (G) – Ground : Battery voltage
3 (L) – Ground : Battery voltage
PIIB1098E
Terminal Condition Continuity
3512V direct current supply
between terminals 1 and 2Ye s
No current supply No
SEC202B

REAR WINDOW DEFOGGER
GW-67
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4. CHECK REAR WINDOW DEFOGGER RELAY GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Install rear window defogger relay.
3. Turn ignition switch ON.
4. Check voltage between rear defogger relay connector and
ground.
OK or NG
OK >> Rear window defogger power supply circuit is OK.
NG >> GO TO 5.
5. CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector and rear window defogger relay.
3. Check continuity between IPDM E/R connector E9 terminal 52
and rear window defogger relay connector B203 terminal 2.
OK or NG
OK >> Check harness connection.

If it is OK, replace IPDM E/R.

If it is NG, repair or replace malfunction part.
NG >> Repair or replace harness.
Check Rear Window Defogger Circuit BIS0010A
1. CHECK POWER SUPPLY CIRCUIT 1
1. Turn ignition switch OFF.
2. Disconnect rear window defogger connector.
3. Turn ignition switch ON.
4. Check voltage between rear window defogger connector and
ground.
OK or NG
OK >> GO TO 2.
NG >> GO TO 3.
ConnectorTerminals (Wire color)
ConditionVoltage [V]
(Approx.)
(+) (-)
B203 2 (G/R) GroundRear window defogger
switch ON0
Rear window defogger
switch OFFBattery
voltage
PIIB1282E
52 (G/R) – 2 (G/R) : Continuity should exist.
PIIA6211E
ConnectorTerminal (Wire color)
ConditionVoltage [V]
(Approx.)
(+) (–)
B251 1(G) GroundRear window defogger
switch ON Battery voltage
Rear window defogger
switch OFF0
PIIA4234E

TROUBLE DIAGNOSIS
LAN-81
[CAN]
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2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of ABS actuator and electric unit (control unit).
2. Check the resistance between the ABS actuator and electric unit (control unit) harness connector termi-
nals.
Models with ABS
Models with VDC
OK or NG
OK >> GO TO 3.
NG >> Repair the ABS actuator and electric unit (control unit) branch line.
3. CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the ABS actuator and electric unit (control unit). Refer to
BRC-12, "
Schematic" (Models with ABS), BRC-48, "Schematic" (Models with VDC).
OK or NG
OK >>
Present error: Replace the ABS actuator and electric unit (control unit). Refer to BRC-35,
"Removal and Installation" (Models with ABS), BRC-88, "Removal and Installation" (Models
with VDC).

Past error: Error was detected in the ABS actuator and electric unit (control unit) branch line.
NG >> Repair the power supply and the ground circuit.
IPDM E/R Branch Line CircuitBKS002EI
INSPECTION PROCEDURE
1. CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the following terminals and connectors for damage, bend and loose connection (unit side and con-
nector side).
–IPDM E/R
–Harness connector E253
–Harness connector E11
OK or NG
OK >> GO TO 2.
NG >> Repair the terminal and connector.
ABS actuator and electric unit (control unit) harness connector
Resistance (Ω)
Connector No. Terminal No.
E240 22 9 Approx. 54 – 66
ABS actuator and electric unit (control unit) harness connector
Resistance (Ω)
Connector No. Terminal No.
E241 7 9 Approx. 54 – 66

LAN-82
[CAN]
TROUBLE DIAGNOSIS

2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of IPDM E/R.
2. Check the resistance between the IPDM E/R harness connector terminals.
OK or NG
OK >> GO TO 3.
NG >> Repair the IPDM E/R branch line.
3. CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the IPDM E/R. Refer to PG-24, "
Schematic" .
OK or NG
OK >>
Present error: Replace the IPDM E/R. Refer to PG-28, "Removal and Installation of IPDM E/R"
.

Past error: Error was detected in the IPDM E/R branch line.
NG >> Repair the power supply and the ground circuit.
CAN Communication CircuitBKS002EJ
INSPECTION PROCEDURE
1. CONNECTOR INSPECTION
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Disconnect all the unit connectors on CAN communication system.
4. Check terminals and connectors for damage, bend and loose connection.
OK or NG
OK >> GO TO 2.
NG >> Repair the terminal and connector.
2. CHECK HARNESS CONTINUITY (SHORT CIRCUIT)
Check the continuity between the data link connector terminals.
OK or NG
OK >> GO TO 3.
NG >> Check the harness and repair the root cause.
3. CHECK HARNESS CONTINUITY (SHORT CIRCUIT)
Check the continuity between the data link connector and the ground.
OK or NG
OK >> GO TO 4.
NG >> Check the harness and repair the root cause.
IPDM E/R harness connector
Resistance (Ω)
Connector No. Terminal No.
E9 48 49 Approx. 108 – 132
Data link connector
Continuity
Connector No. Terminal No.
M32 6 14 No
Data link connector
GroundContinuity
Connector No. Terminal No.
M326No
14 No

TROUBLE DIAGNOSIS
LAN-83
[CAN]
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4. CHECK ECM AND IPDM E/R TERMINATION CIRCUIT
1. Remove the ECM and the IPDM E/R.
2. Check the resistance between the ECM terminals.
3. Check the resistance between the IPDM E/R terminals.
OK or NG
OK >> GO TO 5.
NG >> Replace the ECM or the IPDM E/R.
5. CHECK SYMPTOM
Connect all the connectors. Check if the symptoms described in the “Symptom (Results from interview with
customer)” are reproduced.
Inspection result
Reproduced>>GO TO 6.
Non-reproduced>>Start the diagnosis again. Follow the trouble diagnosis procedure when past error is
detected.
6. CHECK UNIT REPRODUCTION
Perform the reproduction test as per the following procedure for each unit.
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Disconnect one of the unit connectors of CAN communication system.
NOTE:
ECM and IPDM E/R have a termination circuit. Check other units first.
4. Connect the battery cable to the negative terminal. Check if the symptoms described in the “Symptom
(Results of interview with customer)” are reproduced.
NOTE:
Although unit-related error symptoms occur, do not confuse them with other symptoms.
Inspection result
Reproduced>>Connect the connector. Check other units as per the above procedure.
Non-reproduced>>Replace unit whose connector was disconnected.
ECM
Resistance (Ω)
Terminal No.
94 86 Approx. 108 – 132
IPDM E/R
Resistance (Ω)
Terminal No.
48 49 Approx. 108 – 132
LKIA0037E

LT-1
LIGHTING SYSTEM
K ELECTRICAL
CONTENTS
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SECTION LT
A
B
LT

LIGHTING SYSTEM
PRECAUTIONS .......................................................... 5
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TEN-
SIONER” .................................................................. 5
General Precautions for Service Operations ............ 5
HEADLAMP - XENON TYPE - ................................... 6
Component Parts and Harness Connector Location ..... 6
System Description .................................................. 6
OUTLINE ............................................................... 6
LOW BEAM OPERATION ..................................... 7
HIGH BEAM OPERATION .................................... 7
FLASH-TO-PASS OPERATION ............................ 8
COMBINATION SWITCH READING FUNCTION ..... 8
EXTERIOR LAMP BATTERY SAVER CONTROL ..... 8
AUTO LIGHT OPERATION ................................... 8
XENON HEADLAMP ............................................. 9
CAN Communication System Description ................ 9
CAN Communication Unit ........................................ 9
Schematic .............................................................. 10
Wiring Diagram — H/LAMP — ................................ 11
Terminals and Reference Values for BCM ............. 15
Terminals and Reference Values for IPDM E/R ..... 17
How to Perform Trouble Diagnosis ........................ 17
Preliminary Check .................................................. 17
CHECK POWER SUPPLY AND GROUND CIR-
CUIT .................................................................... 17
CONSULT-II Functions (BCM) ............................... 18
CONSULT-II BASIC OPERATION ....................... 18
WORK SUPPORT ............................................... 19
DATA MONITOR ................................................. 19
ACTIVE TEST ..................................................... 20
CONSULT-II Functions (IPDM E/R) ....................... 20
CONSULT-II OPERATION .................................. 20
DATA MONITOR ................................................. 21
ACTIVE TEST ..................................................... 21
Headlamp Do Not Change To High (Both Sides) ... 22
Headlamp Does Not Change To High (One Side) ... 25
High Beam Indicator Does Not Illuminate .............. 26
Headlamp Do Not Illuminate (Both Sides) ............. 27
Headlamp Does Not Illuminate (One Side) ............ 29Headlamps Do Not Change to Low (Both Sides) ... 30
Headlamps Do Not Turn OFF ................................. 31
General Information for Xenon Headlamp Trouble
Diagnosis ................................................................ 32
Caution: .................................................................. 32
Xenon Headlamp Trouble Diagnosis ...................... 32
Aiming Adjustment .................................................. 33
PREPARATION BEFORE ADJUSTING .............. 33
LOW BEAM AND HIGH BEAM ........................... 33
ADJUSTMENT USING AN ADJUSTMENT
SCREEN (LIGHT/DARK BORDERLINE) ............ 34
Bulb Replacement .................................................. 35
HEADLAMP HIGH/LOW BEAM .......................... 35
BENDING LAMP ................................................. 35
PARKING LAMP .................................................. 35
FRONT TURN SIGNAL LAMP ............................ 35
Removal and Installation ........................................ 36
REMOVAL ........................................................... 36
INSTALLATION ................................................... 36
Disassembly and Assembly .................................... 37
DISASSEMBLY ................................................... 37
ASSEMBLY ......................................................... 37
HEADLAMP - HALOGEN TYPE - ............................ 38
Component Parts and Harness Connector Location ... 38
System Description ................................................. 38
OUTLINE ............................................................. 38
LOW BEAM OPERATION ................................... 39
HIGH BEAM OPERATION .................................. 39
FLASH-TO-PASS OPERATION .......................... 40
COMBINATION SWITCH READING FUNCTION ... 40
EXTERIOR LAMP BATTERY SAVER CONTROL ... 40
AUTO LIGHT OPERATION ................................. 40
CAN Communication System Description .............. 40
CAN Communication Unit ....................................... 40
Schematic ............................................................... 41
Wiring Diagram — H/LAMP — ............................... 42
Terminals and Reference Values for BCM .............. 46
Terminals and Reference Values for IPDM E/R ...... 48
How to Perform Trouble Diagnosis ......................... 48
Preliminary Check .................................................. 48

LT-2 CHECK POWER SUPPLY AND GROUND CIR-
CUIT .................................................................... 48
CONSULT-II Functions (BCM) ................................ 49
CONSULT-II Functions (IPDM E/R) ........................ 49
Headlamp High Do Not Illuminate (Both Sides) ...... 50
Headlamp High Does Not Illuminate (One Side) .... 53
High Beam Indicator Does Not Illuminate ............... 54
Headlamp Low Beam Does Not Illuminate (Both
Sides) ..................................................................... 54
Headlamp Low Beam Does Not Illuminate (One
Side) ....................................................................... 57
Headlamps High Do Not Go OFF (Both Sides) ...... 58
Headlamps Low Do Not Go OFF (Both Sides) ....... 59
Aiming Adjustment .................................................. 60
PREPARATION BEFORE ADJUSTING .............. 60
LOW BEAM AND HIGH BEAM ........................... 60
ADJUSTMENT USING AN ADJUSTMENT
SCREEN (LIGHT/DARK BORDERLINE) ............ 61
Bulb Replacement .................................................. 62
HEADLAMP (UPPER) HIGH BEAM .................... 62
HEADLAMP (LOWER) LOW BEAM .................... 62
PARKING LAMP .................................................. 62
FRONT TURN SIGNAL LAMP ............................ 62
Removal and Installation ........................................ 62
Disassembly and Assembly .................................... 63
DISASSEMBLY ................................................... 63
ASSEMBLY ......................................................... 63
AUTO LIGHT SYSTEM ............................................. 64
Component Parts and Harness Connector Location ... 64
System Description ................................................. 64
OUTLINE ............................................................. 64
AUTO LIGHT OPERATION ................................. 65
COMBINATION SWITCH READING FUNCTION ... 65
HEADLAMP LOW AND HIGH OPERATION
(XENON TYPE) ................................................... 65
HEADLAMP LOW AND HIGH OPERATION
(HALOGEN TYPE) .............................................. 65
FRONT FOG LAMP OPERATION ....................... 65
PARKING, LICENSE PLATE AND TAIL LAMPS
OPERATION ........................................................ 65
CAN Communication System Description .............. 65
CAN Communication Unit ....................................... 65
Major Components and Functions .......................... 65
Wiring Diagram — AUTO/L — ................................ 66
Terminals and Reference Values for BCM .............. 68
Terminals and Reference Values for IPDM E/R ...... 69
How to Perform Trouble Diagnosis ......................... 69
Preliminary Check .................................................. 70
SETTING CHANGE FUNCTIONS ....................... 70
CHECK POWER SUPPLY AND GROUND CIR-
CUIT .................................................................... 70
CONSULT-II Functions (BCM) ................................ 71
Auto Light Function Does Not Operate ................... 71
Removal and Installation for Optical Sensor ........... 74
REMOVAL ........................................................... 74
INSTALLATION .................................................... 74
ACTIVE AFS ............................................................. 75
Component Parts and Harness Connector Location ... 75
System Description ................................................. 75AFS (ADAPTIVE FRONT-LIGHTING SYSTEM) ... 75
OUTLINE ............................................................. 76
BENDING LAMP OPERATION ............................ 76
CAN Communication System Description .............. 77
CAN Communication Unit ....................................... 77
Schematic ............................................................... 78
Wiring Diagram — AFS — ...................................... 79
Terminals and Reference Values for AFS Control
Unit .......................................................................... 82
CONSULT-II Functions (ADAPTIVE LIGHT) ........... 82
CONSULT-II BASIC OPERATION ....................... 82
WORK SUPPORT ............................................... 82
SELF-DIAG RESULTS ......................................... 84
DATA MONITOR .................................................. 86
ACTIVE TEST ...................................................... 87
AFS Operation Check (Function Test) .................... 88
Bending Lamps Do Not Illuminate (Both Side) ....... 90
Bending Lamp Does Not Illuminate (One Side) ...... 91
Bending Lamp Does Not turn OFF ......................... 92
DTC B2515 [ST ANG SEN SIG] ............................. 92
DTC B2516 [SHIFT POS SIG (P, R)] ...................... 93
DTC B2517 [VEHICLE SPEED SIG] ...................... 93
Aiming Adjustment .................................................. 94
Bulb Replacement ................................................... 94
Removal and Installation of AFS Control Unit ......... 94
REMOVAL ............................................................ 94
INSTALLATION .................................................... 94
Removal and Installation of Steering Angle Sensor ... 94
REMOVAL ............................................................ 94
INSTALLATION .................................................... 94
HEADLAMP AIMING CONTROL (AUTO) ................ 95
Component Parts and Harness connector Location ... 95
System Description ................................................. 96
OUTLINE ............................................................. 96
HEADLAMP AUTO AIMING CONTROL OPER-
ATION .................................................................. 97
CAN Communication System Description .............. 97
CAN Communication Unit ....................................... 97
Schematic ............................................................... 98
Wiring Diagram — H/AIM — ................................... 99
Terminals and Reference Values for Height Sensor .103
How to Proceed With Trouble Diagnosis ..............103
CONSULT-II Functions (HEADLAMP LEVELIZER) .103
CONSULT-II BASIC OPERATION .....................103
WORK SUPPORT .............................................103
DATA MONITOR ................................................104
ACTIVE TEST ....................................................105
SELF-DIAG RESULTS .......................................105
Check Aiming Control System ..............................107
Headlamp Aiming Motor Does Not Operate (Both
Sides) ....................................................................108
Headlamp Aiming Motor Does Not Operate (One
Side) ...................................................................... 111
DTC B2081 [INITIAL NOT DONE] ........................112
DTC B2082 [SENSOR OUT OF RANGE] .............112
DTC B2083 [SEN SIG NOT PLAUSIBLE] ............113
DTC B2084 [VOLTAGE UNDER LIMIT] ................113
DTC B2085 [LOW BEAM SIG OPEN LINE] .........114
DTC B2086 [FRQ. OVER LIMIT] ..........................115

LT-3
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DTC B2087 [SHORT TO GROUND] ..................... 116
DTC B2088 [SHORT TO BATTERY] ..................... 118
Removal and Installation of Height Sensor .......... 120
REMOVAL ......................................................... 120
INSTALLATION ................................................. 120
HEADLAMP AIMING CONTROL (MANUAL) ........ 121
Schematic ............................................................ 121
Wiring Diagram — H/AIM — ................................ 122
Removal and Installation ...................................... 125
REMOVAL ......................................................... 125
INSTALLATION ................................................. 125
Switch Circuit Inspection ...................................... 125
FRONT FOG LAMP ................................................ 126
Component Parts and Harness Connector Location . 126
System Description .............................................. 126
OUTLINE ........................................................... 126
COMBINATION SWITCH READING FUNCTION . 127
EXTERIOR LAMP BATTERY SAVER CONTROL . 127
CAN Communication System Description ............ 127
CAN Communication Unit .................................... 127
Schematic ............................................................ 128
Wiring Diagram — F/FOG — ............................... 129
Terminals and Reference Values for BCM ........... 132
Terminals and Reference Values for IPDM E/R ... 133
How to Perform Trouble Diagnosis ...................... 133
Preliminary Check ................................................ 133
CHECK POWER SUPPLY AND GROUND CIR-
CUIT .................................................................. 133
CONSULT-II Functions (BCM) ............................. 134
CONSULT-II Functions (IPDM E/R) ..................... 134
Front Fog Lamps Do Not Illuminate (Both Sides) . 135
Front Fog Lamp Does Not Illuminate (One Side) . 137
Front Fog Lamp Indicator Lamp Does Not Illuminate . 138
Front Fog Lamps Does Not Go OFF (Both Sides) . 139
Aiming Adjustment ............................................... 140
Bulb Replacement ................................................ 141
Removal and Installation ...................................... 141
REMOVAL ......................................................... 141
INSTALLATION ................................................. 141
REAR FOG LAMP .................................................. 142
Component Parts and Harness Connector Location . 142
System Description .............................................. 142
OUTLINE ........................................................... 142
COMBINATION SWITCH READING FUNCTION . 143
EXTERIOR LAMP BATTERY SAVER CONTROL . 143
CAN Communication System Description ............ 143
CAN Communication Unit .................................... 143
Wiring Diagram — R/FOG — ............................... 144
Terminals and Reference Value for BCM ............. 146
How to Proceed With Trouble Diagnosis .............. 147
Preliminary Check ................................................ 147
CHECK POWER SUPPLY AND GROUND CIR-
CUIT .................................................................. 147
CONSULT-II Function (BCM) ............................... 148
Rear Fog Lamp Does Not Illuminate .................... 148
Rear Fog Lamp Indicator Lamp Does Not Illuminate . 150
Rear Fog Lamp Does Not Go OFF ...................... 151
Bulb Replacement ................................................ 151
Removal and Installation ...................................... 151TURN SIGNAL AND HAZARD WARNING LAMPS .152
Component Parts and Harness Connector Location .152
System Description ...............................................152
OUTLINE ...........................................................152
TURN SIGNAL OPERATION ............................153
HAZARD LAMP OPERATION ...........................153
INTERLOCKED HAZARD LAMP OPERATION
WITH REMOTE KEYLESS ENTRY SYSTEM ...154
INTERLOCKED HAZARD LAMP OPERATION
WITH INTELLIGENT KEY SYSTEM .................154
COMBINATION SWITCH READING FUNCTION .154
CAN Communication System Description ............154
CAN Communication Unit .....................................154
Schematic .............................................................155
Wiring Diagram — TURN — .................................156
Terminals and Reference Values for BCM ............159
How to Perform Trouble Diagnoses .....................160
Preliminary Check ................................................161
CHECK POWER SUPPLY AND GROUND CIR-
CUIT ..................................................................161
CONSULT-II Functions (BCM) ..............................162
CONSULT-II BASIC OPERATION .....................162
DATA MONITOR ...............................................162
ACTIVE TEST ...................................................162
Turn Signal Lamp RH Does Not Illuminate ...........163
Turn Signal Lamp LH Does Not Illuminate ...........167
Turn Signal Lamps Do Not Operate But Hazard
Warning Lamp Operate ........................................170
Hazard Warning Lamp Do Not Operate But Turn Sig-
nal Lamp Operate .................................................171
Turn Signal Indicator Lamp Does Not Illuminate ..173
Turn Signal Lamps Do Not Go OFF .....................173
Bulb Replacement ................................................175
SIDE TURN SIGNAL LAMP ..............................175
FRONT TURN SIGNAL LAMP ..........................175
REAR TURN SIGNAL LAMP ............................175
Removal and Installation ......................................175
SIDE TURN SIGNAL LAMP ..............................175
FRONT TURN SIGNAL LAMP ..........................175
REAR TURN SIGNAL LAMP ............................175
LIGHTING AND TURN SIGNAL SWITCH ..............176
Removal and Installation ......................................176
REMOVAL .........................................................176
INSTALLATION .................................................176
Switch Circuit Inspection ......................................176
HAZARD SWITCH ..................................................177
Removal and Installation ......................................177
REMOVAL .........................................................177
INSTALLATION .................................................177
COMBINATION SWITCH ........................................178
Wiring Diagram — COMB SW — .........................178
Terminals and Reference Values for BCM ............179
Combination Switch Reading Function .................183
CONSULT-II Functions (BCM) ..............................183
CONSULT-II BASIC OPERATION .....................184
DATA MONITOR ...............................................184
Combination Switch Inspection ............................185
Removal and Installation ......................................189
STOP LAMP ............................................................190

LT-4 Wiring Diagram — STOP/L — ..............................190
WITH REAR SUNSHADE AND REAR VIEW
CAMERA ...........................................................190
WITHOUT REAR SUNSHADE AND REAR VIEW
CAMERA ...........................................................191
Bulb Replacement ................................................192
HIGH-MOUNTED STOP LAMP .........................192
STOP LAMP ......................................................192
Removal and Installation ......................................192
HIGH-MOUNTED STOP LAMP .........................192
STOP LAMP ......................................................192
BACK-UP LAMP .....................................................193
Wiring Diagram — BACK/L — ..............................193
WITH A/T ...........................................................193
WITH CVT .........................................................194
Bulb Replacement ................................................195
Removal and Installation ......................................195
PARKING, LICENSE PLATE AND TAIL LAMPS ....196
Component Parts and Harness Connector Location .196
System Description ...............................................196
OUTLINE ...........................................................196
PARKING, LICENCE PLATE AND TAIL LAMPS
OPERATION ......................................................197
COMBINATION SWITCH READING FUNCTION .197
EXTERIOR LAMP BATTERY SAVER CONTROL .197
CAN Communication System Description ............198
CAN Communication Unit .....................................198
Schematic .............................................................199
Wiring Diagram — TAIL/L — ................................200
Terminals and Reference Values for BCM ............205
Terminals and Reference Values for IPDM E/R ....206
How to Perform Trouble Diagnoses ......................206
Preliminary Check ................................................206
CHECK POWER SUPPLY AND GROUND CIR-
CUIT ..................................................................206
CONSULT-II Functions (BCM) ..............................207
CONSULT-II Functions (IPDM E/R) ......................207
Parking, License Plate and Tail Lamps Do Not Illu-
minate ...................................................................208
Tail lamp Indicator Does Not Illuminate ................212
Parking, License Plate and Tail Lamps Do Not Go
OFF ......................................................................213
Bulb Replacement ................................................215
LICENSE PLATE LAMP ....................................215
PARKING LAMP ................................................215
TAIL LAMP ........................................................215
Removal and Installation ......................................215
LICENSE PLATE LAMP ....................................215
PARKING LAMP ................................................215
TAIL LAMP ........................................................215
REAR COMBINATION LAMP .................................216
Bulb Replacement ................................................216
REAR TURN SIGNAL LAMP BULB, BACK-UP
LAMP BULB AND STOP/TAIL LAMP BULB ......216
Removal and Installation ......................................216
REMOVAL .........................................................216
INSTALLATION ..................................................216
INTERIOR LAMP ....................................................217Wiring Diagram — INT/L — ..................................217
Bulb Replacement .................................................218
VANITY MIRROR LAMP ....................................218
INTERIOR ROOM LAMP ........................................219
Component Parts and Harness Connector Location .219
System Description ...............................................219
OUTLINE ...........................................................219
SWITCH OPERATION .......................................220
STEP LAMP OPERATION .................................221
TRUNK ROOM LAMP OPERATION ..................221
INTERIOR ROOM LAMP TIMER OPERATION .221
INTERIOR ROOM LAMP BATTERY SAVER
CONTROL .........................................................222
Schematic .............................................................223
Wiring Diagram — ROOM/L — .............................225
Terminals and Reference Values for BCM ............230
How to Perform With Trouble Diagnoses ..............231
Preliminary Check .................................................232
CHECK POWER SUPPLY AND GROUND CIR-
CUIT ...................................................................232
CONSULT-II Functions (BCM) ..............................233
CONSULT-II BASIC OPERATION .....................233
WORK SUPPORT (INT LAMP) .........................233
DATA MONITOR (INT LAMP) ............................233
ACTIVE TEST ....................................................234
WORK SUPPORT (BATTERY SAVER) .............234
DATA MONITOR (BATTERY SAVER) ...............235
Interior Room Lamps Do Not Illuminate ................236
Interior Room Lamps Illuminate But Timer Does Not
Operate .................................................................240
Bulb Replacement .................................................241
MAP LAMP ........................................................241
STEP LAMP .......................................................241
PERSONAL LAMP .............................................241
TRUNK ROOM LAMP ........................................241
IGNITION KEYHOLE ILLUMINATION ...............242
Removal and Installation .......................................242
MAP LAMP ........................................................242
STEP LAMP .......................................................242
PERSONAL LAMP .............................................243
TRUNK ROOM LAMP ........................................243
ILLUMINATION ........................................................244
System Description ...............................................244
OUTLINE ...........................................................244
ILLUMINATION OPERATION BY LIGHTING
SWITCH .............................................................244
EXTERIOR LAMP BATTERY SAVER CONTROL .246
CAN Communication System Description ............246
CAN Communication Unit .....................................246
Schematic .............................................................247
Wiring Diagram — ILL — ......................................249
Bulb Replacement .................................................260
ASHTRAY ILLUMINATION ................................260
GLOVE BOX LAMP ...........................................260
CIGARETTE LIGHTER ILLUMINATION ............260
BULB SPECIFICATIONS ........................................261
Headlamp ..............................................................261
Exterior Lamp ........................................................261
Interior Lamp/Illumination ......................................261

LT-6
HEADLAMP - XENON TYPE -

HEADLAMP - XENON TYPE -PFP:26010
Component Parts and Harness Connector LocationBKS001MU
System DescriptionBKS001MV

BCM (Body Control Module) controls low beam headlamp and high beam headlamp operation.

IPDM E/R (Intelligent Power Distribution Module Engine Room) operates headlamp bulbs and high beam
solenoids according to CAN communication signals from BCM.

Unified meter and A/C amp. operates high beam indicator according to CAN communication signals from
BCM.
OUTLINE
Power is supplied at all times

to headlamp high relay (located in IPDM E/R)

to headlamp low relay (located in IPDM E/R) and

to ignition relay (located in IPDM E/R), from battery direct,

through 15A fuse (No. 71, located in IPDM E/R)

to CPU (central processing unit) in IPDM E/R,

through 15A fuse (No. 78, located in IPDM E/R)

to CPU in IPDM E/R,

through 50A fusible link (letter M, located in fuse and fusible link block)

to BCM terminal 55,

through 15A fuse [No. 17, located in fuse block (J/B)]

to BCM terminal 42 and

to combination meter terminal 7.
PKID0043E