2008 INFINITI FX35 Service Manual

start stop button sunroof brake light 4WD clock setting clock reset

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INFINITI FX35 2008 Service Manual
TROUBLE DIAGNOSISLAN-77
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- Harness connector R1
- Harness connector M31
OK or NG
OK >> GO TO 2.
NG >> Repair the terminal and connector.

TROUBLE DIAGNOSISLAN-77
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- Harness connector R1
- Harness connector M31
OK or NG
OK >> GO TO 2.
NG >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of LDW camera unit.
2. Check the resistance between the LDW camera unit harness connector terminals.
OK or NG
OK >> GO TO 3.
NG >> Repair the LDW camera unit branch line. (Replac e the room lamp harness if error is detected on
the shield line.)
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the LDW camera unit. Re\
fer to DI-84, "
Power Supply and
Ground Circuit Inspection".
OK or NG
OK >> Present error: Replace the LDW camera unit. Refer to DI-91, "Removal and Installation for LDW
Camera Unit".
Past error: Error was detected in the LDW camera unit branch line.
NG >> Repair the power supply and the ground circuit.
Steering Angle Sensor Branch Line CircuitINFOID:0000000001328663
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cabl e from the negative terminal.
3. Check the terminals and connectors of the steer ing angle sensor for damage, bend and loose connection
(unit side and connector side).
OK or NG
OK >> GO TO 2.
NG >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of steering angle sensor.
2. Check the resistance between the steering angle sensor harness connector terminals.
OK or NG
OK >> GO TO 3.
NG >> Repair the steering angle sensor branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the steering angle sensor. Refer to BRC-17, "
Schematic".
OK or NG
OK >> Present error: Replace the steering angle sensor. Refer to BRC-56, "Removal and Installation".
Past error: Error was detected in the steering angle sensor branch line.
LDW camera unit harness connector
Resistance (Ω)
Connector No. Terminal No.
R9 10 5 Approx. 54 – 66
Steering angle sensor harness connector Resistance (Ω)
Connector No. Terminal No.
M14 4 5 Approx. 54 – 66
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INFINITI FX35 2008 Service Manual
LAN-78
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TROUBLE DIAGNOSIS
NG >> Repair the power supply and the ground circuit.
Unified Meter and A/C
Amp. Branch Line CircuitINFOID:0000000001328664
INSPECTION PROCEDURE

LAN-78
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TROUBLE DIAGNOSIS
NG >> Repair the power supply and the ground circuit.
Unified Meter and A/C
Amp. Branch Line CircuitINFOID:0000000001328664
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the unifi ed meter and A/C amp. for damage, bend and loose con-
nection (unit side and connector side).
OK or NG
OK >> GO TO 2.
NG >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of unified meter and A/C amp.
2. Check the resistance between the unified me ter and A/C amp. harness connector terminals.
OK or NG
OK >> GO TO 3.
NG >> Repair the unified meter and A/C amp. branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the unified meter and A/C amp. Refer to DI-29, "
Power Sup-
ply and Ground Circuit Inspection".
OK or NG
OK >> Present error: Replace the unified meter and A/C amp. Refer to DI-32, "Removal and Installa-
tion of Unified Meter and A/C Amp".
Past error: Error was detected in the unified meter and A/C amp. branch line.
NG >> Repair the power supply and the ground circuit.
ABS Actuator and Electric Unit (C ontrol Unit) Branch Line CircuitINFOID:0000000001328665
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the ABS act uator and electric unit (control unit) for damage, bend
and loose connection (unit side and connector side).
OK or NG
OK >> GO TO 2.
NG >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of ABS actuat or and electric unit (control unit).
2. Check the resistance between the ABS actuator and electric unit (control unit) harness connector termi-
nals.
OK or NG
Unified meter and A/C amp. harness connector Resistance (Ω)
Connector No. Terminal No.
M55 1 11 Approx. 54 – 66
ABS actuator and electric unit (c ontrol unit) harness connector
Resistance (Ω)
Connector No. Terminal No.
E56 11 15 Approx. 54 – 66
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INFINITI FX35 2008 Service Manual
TROUBLE DIAGNOSISLAN-79
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OK >> GO TO 3.
NG >> Repair the ABS actuator and electric unit (control unit) branch line.
3.CHECK POWER SUPPLY

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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 A BS actuator and electric unit (control unit). Refer to
BRC-17, "
Schematic".
OK or NG
OK >> Present error: Replace the ABS actuator and electric unit (control unit). Refer to BRC-54,
"Removal and Installation".
Past error: Error was detected in the ABS act uator and electric unit (control unit) branch line.
NG >> Repair the power supply and the ground circuit.
ICC Sensor Branch Line CircuitINFOID:0000000001328666
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cabl e from the negative terminal.
3. Check the terminals and connectors of the ICC s ensor for damage, bend and loose connection (unit side
and connector side).
OK or NG
OK >> GO TO 2.
NG >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of ICC sensor.
2. Check the resistance between the I CC sensor harness connector terminals.
OK or NG
OK >> GO TO 3.
NG >> Repair the ICC sensor branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the ICC sensor. Refer to ACS-19, "
Schematic".
OK or NG
OK >> Present error: Replace the ICC sensor. Refer to ACS-65, "ICC Sensor".
Past error: Error was detected in the ICC sensor branch line.
NG >> Repair the power supply and the ground circuit.
Driver Seat Control Un it Branch Line CircuitINFOID:0000000001328667
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cabl e from the negative terminal.
3. Check the following terminals and connectors for damage, bend and loose connection (unit side and con-
nector side).
- Driver seat control unit
- Harness connector B151
- Harness connector B8
OK or NG
OK >> GO TO 2.
NG >> Repair the terminal and connector.
ICC sensor harness connector Resistance (Ω)
Connector No. Terminal No.
E39 3 6 Approx. 54 – 66
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Page 3100 of 3924

INFINITI FX35 2008 Service Manual
LAN-80
< SERVICE INFORMATION >[CAN]
TROUBLE DIAGNOSIS
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of driver seat control unit.
2. Check the resistance between the driver seat contro

LAN-80
< SERVICE INFORMATION >[CAN]
TROUBLE DIAGNOSIS
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of driver seat control unit.
2. Check the resistance between the driver seat control unit harness connector terminals.
OK or NG
OK >> GO TO 3.
NG >> Repair the driver seat control unit branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the driver seat control unit. Refer to SE-18, "
Schematic".
OK or NG
OK >> Present error: Replace the driver seat control unit. Refer to SE-16, "Component Parts and Har-
ness Connector Location".
Past error: Error was detected in t he driver seat control unit branch line.
NG >> Repair the power supply and the ground circuit.
IPDM E/R Branch Line CircuitINFOID:0000000001328668
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 fo r damage, bend and loose connection (unit side and con-
nector side).
- IPDM E/R
- Harness connector E205
- Harness connector B5
OK or NG
OK >> GO TO 2.
NG >> Repair the terminal and connector.
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-23, "
IPDM E/R Power/Ground
Circuit Inspection".
OK or NG
OK >> Present error: Replace the IPDM E/R. Refer to PG-24, "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.
Driver seat control unit harness connector Resistance (Ω)
Connector No. Terminal No.
B152 14 15 Approx. 54 – 66
IPDM E/R harness connector Resistance (Ω)
Connector No. Terminal No.
E9 48 49 Approx. 108 – 132
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INFINITI FX35 2008 Service Manual
TROUBLE DIAGNOSISLAN-81
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CAN Communication CircuitINFOID:0000000001328669
INSPECTION PROCEDURE
1.CONNECTOR INSPECTION
1. Turn the igniti

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INFINITI FX35 2008 Service Manual
LAN-82
< SERVICE INFORMATION >[CAN]
TROUBLE DIAGNOSIS
Inspection result
Reproduced>>GO TO 6.
Non-reproduced>>Start the diagnosis again. Follow
the trouble diagnosis procedure when past error is
dete

Page 3103 of 3924

INFINITI FX35 2008 Service Manual
LT-1
ELECTRICAL
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CONTENTS
LIGHTING SYSTEM
SERVICE INFORMATION .. ..........................4
PRECAUTIONS .............................................. ....

LT-1
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CONTENTS
LIGHTING SYSTEM
SERVICE INFORMATION .. ..........................4
PRECAUTIONS .............................................. .....4
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ............................................................. ......
4
General Precaution for Service Operation ................4
HEADLAMP - XENON TYPE - ............................5
Component Parts and Harness Connector Loca-
tion ...................................................................... ......
5
System Description ...................................................5
CAN Communication System Description .................7
CAN Communication Unit .........................................7
Schematic .................................................................8
Wiring Diagram - H/LAMP - .......................................9
Terminal and Reference Value for BCM .................12
Terminal and Reference Value for IPDM E/R .........14
How to Proceed with Trouble Diagnosis .................14
Preliminary Check ...................................................15
CONSULT-III Functions (BCM) ...............................16
CONSULT-III Functions (IPDM E/R) .......................17
Headlamp Does Not Change To High Beam (Both
Sides) ......................................................................
18
Headlamp Does Not Change To High Beam (One
Side) ........................................................................
20
Headlamp Low Beam Does Not Illuminate (Both
Sides) .................................................................. ....
21
Headlamp Low Beam Does Not Illuminate (One
Side) .................................................................... ....
23
Headlamp RH Low Beam and High Beam Does
Not Illuminate ..........................................................
24
Headlamp LH Low Beam and High Beam Does
Not Illuminate ..........................................................
25
Headlamps Does Not Turn OFF .............................26
General Information for Xenon Headlamp Trouble
Diagnosis ................................................................
26
Caution: ...................................................................26
Xenon Headlamp Trouble Diagnosis ......................27
Aiming Adjustment ..................................................27
Bulb Replacement ...................................................28
Removal and Installation ..................................... ....30
Disassembly and Assembly .....................................30
DAYTIME LIGHT SYSTEM ...............................32
Component Parts and Harness Connector Loca-
tion ....................................................................... ....
32
System Description ..................................................32
CAN Communication System Description ...............33
CAN Communication Unit ........................................33
Schematic ................................................................34
Wiring Diagram - DTRL - .........................................35
Terminal and Reference Value for BCM ..................38
How to Proceed with Trouble Diagnosis ..................41
Preliminary Check ...................................................41
CONSULT-III Functions (BCM) ...............................43
Daytime Light Control Does Not Operate Properly ....44
Aiming Adjustment ...................................................46
Bulb Replacement ...................................................46
Removal and Installation .........................................46
Disassembly and Assembly .....................................46
AUTO LIGHT SYSTEM .....................................47
Component Parts and Harness Connector Loca-
tion ...........................................................................
47
System Description ..................................................47
CAN Communication System Description ...............48
CAN Communication Unit ........................................48
Major Component and Functions ............................48
Schematic ................................................................49
Wiring Diagram - AUTO/L - .....................................50
Terminal and Reference Value for BCM ..................52
Terminal and Reference Value for IPDM E/R ..........54
How to Proceed with Trouble Diagnosis ..................54
Preliminary Check ...................................................55
CONSULT-III Functions (BCM) ...............................56
CONSULT-III Functions (IPDM E/R) .......................57
Symptom Chart ........................................................58
Lighting Switch Inspection .......................................58
Optical sensor System Inspection ...........................59
Removal and Installation of Optical Sensor .............60
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INFINITI FX35 2008 Service Manual
LT-2
HEADLAMP AIMING CONTROL ......................61
Schematic ............................................................ ...61
Wiring Diagram - H/AIM - .......................................62

LT-2
HEADLAMP AIMING CONTROL ......................61
Schematic ............................................................ ...61
Wiring Diagram - H/AIM - .......................................62
Removal and Installation ........................................64
Switch Circuit Inspection ........................................65
FRONT FOG LAMP ...........................................66
Component Parts and Harness Connector Loca-
tion ....................................................................... ...
66
System Description .................................................66
CAN Communication System Description ..............67
CAN Communication Unit .......................................67
Wiring Diagram - F/FOG - ......................................68
Terminal and Reference Value for BCM .................69
Terminal and Reference Value for IPDM E/R .........70
How to Proceed with Trouble Diagnosis .................71
Preliminary Check ..................................................71
CONSULT-III Functions (BCM) ..............................72
CONSULT-III Functions (IPDM E/R) ......................72
Front Fog Lamps Do Not Illuminate (Both Sides) ...72
Front Fog Lamp Does Not Illuminate (One Side) ...74
Aiming Adjustment ..................................................75
Bulb Replacement ..................................................76
Removal and Installation ........................................76
TURN SIGNAL AND HAZARD WARNING
LAMPS ...............................................................
78
Component Parts and Harness Connector Loca-
tion ....................................................................... ...
78
System Description .................................................78
CAN Communication System Description ..............80
CAN Communication Unit .......................................80
Schematic ...............................................................81
Wiring Diagram - TURN - ........................................82
Terminal and Reference Value for BCM .................84
Terminal and Reference Value for Rear Combina-
tion Lamp Control Unit ............................................
86
How to Proceed with Trouble Diagnosis .................88
Preliminary Check ..................................................88
CONSULT-III Functions (BCM) ..............................89
Turn Signal Lamp Does Not Operate .....................90
Rear Turn Signal Lamp Does Not Operate ............92
Hazard Warning Lamp Does Not Operate But
Turn Signal Lamp Operates ...................................
94
Bulb Replacement (Front Turn Signal Lamp) .........95
Bulb Replacement (Rear Turn Signal Lamp) ..........95
Removal and Installation of Front Turn Signal
Lamp .......................................................................
95
Removal and Installation of Rear Turn Signal
Lamp .......................................................................
95
Removal and Installation of Rear Combination
Lamp Control Unit ...................................................
95
LIGHTING AND TURN SIGNAL SWITCH .........96
Removal and Installation ..................................... ...96
HAZARD SWITCH .............................................97
Removal and Installation ..................................... ...97
COMBINATION SWITCH ..................................98
Wiring Diagram - COMBSW - .............................. ...98
Combination Switch Reading Function ...................98
Terminal and Reference Value for BCM .................99
CONSULT-III Functions (BCM) .............................103
Combination Switch Inspection .............................104
Removal and Installation .......................................107
STOP LAMP .....................................................108
Component Parts and Harness Connector Loca-
tion ....................................................................... .
108
System Description ...............................................108
Schematic .............................................................109
Wiring Diagram - STOP/L - ...................................110
Terminal and Reference Value for Rear Combina-
tion Lamp Control Unit ......................................... .
112
Stop Lamp Does Not Operate ...............................112
High-Mounted Stop Lamp .....................................114
Stop Lamp .............................................................115
Rear Combination Lamp Control Unit ...................115
BACK-UP LAMP ............................................ ..116
Wiring Diagram - BACK/L - .................................. .116
Bulb Replacement .................................................117
Removal and Installation .......................................117
PARKING, LICENSE PLATE AND TAIL
LAMPS ..............................................................
118
Component Parts and Harness Connector Loca-
tion ....................................................................... .
118
System Description ...............................................118
CAN Communication System Description ............120
CAN Communication Unit .....................................120
Schematic .............................................................121
Wiring Diagram - TAIL/L - .....................................122
Terminal and Reference Value for BCM ...............126
Terminal and Reference Value for IPDM E/R .......127
Terminal and Reference Value for Rear Combina-
tion Lamp Control Unit ......................................... .
128
How to Proceed with Trouble Diagnosis ...............128
Preliminary Check .................................................128
CONSULT-III Functions (BCM) .............................129
CONSULT-III Functions (IPDM E/R) .....................129
Parking, License Plate and Side Marker Lamps
Do Not Illuminate ..................................................
129
Tail Lamp Does Not Operate ................................133
Parking, License Plate, Side Maker and Tail
Lamps Do Not Turn OFF (After Approx. 10 Min-
utes) ......................................................................
134
License Plate Lamp ..............................................135
Front Parking Lamp ..............................................135
Tail Lamp ..............................................................135
Front Side Marker Lamp .......................................135
Rear Side Marker Lamp ........................................136
Rear Combination Lamp Control Unit ...................136
REAR COMBINATION LAMP ..........................137
Bulb Replacement ................................................ .137
Removal and Installation .......................................137
INTERIOR ROOM LAMP ..................................138
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