2005 INFINITI FX35 Key switch

LAN-344
[CAN]
CAN SYSTEM (TYPE 7)
Revision: 2005 July 2005 FX
CAN Communication Circuit InspectionAKS00CCD
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check following terminals and connectors for damage, bend and loose connection (control module side, control unit side, unit side, sensor side, meter side and harness side).
–ECM
–A/T assembly
–Display control unit
–AWD control unit
–ICC unit
–Intelligent Key unit
–BCM
–Steering angle sensor
–Unified meter and A/C amp.
–ICC sensor
–ABS actuator and electric unit (control unit)
–Driver seat control unit
–IPDM E/R
–Between ECM and IPDM E/R
–Between ECM and A/T assembly
–Between ECM and driver seat control unit
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.

LAN-350
[CAN]
CAN SYSTEM (TYPE 7)
Revision: 2005 July 2005 FX
16. CHECK UNIT REPRODUCIBILITY
Performs the following procedure for each unit, and then perform reproducibility test.
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Disconnect the unit connector.
4. Connect the battery cable to the negative terminal.
5. Make sure that the symptom filled in the “Symptom” of the check sheet is reproduced. (Do not confuse it with the symptom related to removed unit.)
6. Make sure that the same symptom is reproduced.
–A/T assembly
–Display control unit
–AWD control unit
–ICC unit
–Intelligent Key unit
–BCM
–Steering angle sensor
–Unified meter and A/C amp.
–ICC sensor
–ABS actuator and electric unit (control unit)
–Driver seat control unit
–ECM
–IPDM E/R
Check results
Reproduce>>Install removed unit, and then check the other unit.
Not reproduced>>Replace removed unit.
IPDM E/R Ignition Relay Circuit InspectionAKS00CCE
Check the following. If no malfunction is found, replace the IPDM E/R.

IPDM E/R power supply circuit. Refer to PG-28, "IPDM E/R Power/Ground Circuit Inspection" .

Ignition power supply circuit. Refer to PG-12, "IGNITION POWER SUPPLY - IGNITION SW. IN “ON”
AND/OR “START”" .

LAN-386
[CAN]
CAN SYSTEM (TYPE 8)
Revision: 2005 July 2005 FX
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect AWD control unit connector.
2. Check resistance between AWD control unit harness connector M92 terminals 8 (L) and 16 (R).
OK or NG
OK >> Replace AWD control unit.
NG >> Repair harness between AWD control unit and harness
connector M82.
ICC Unit Circuit InspectionAKS00CB5
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of ICC unit for damage, bend and loose connection (unit side and harness side).
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect ICC unit connector.
2. Check resistance between ICC unit harness connector M88 ter- minals 14 (L) and 5 (R).
OK or NG
OK >> Replace ICC unit.
NG >> Repair harness between ICC unit and harness connec- tor M82.
Intelligent Key Unit Circuit InspectionAKS00CB6
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of Intelligent Key unit for damage, bend and loose connection (unit side and harness side).
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector. 8 (L) - 16 (R) : Approx. 54 - 66
Ω
SKIA6889E
14 (L) - 5 (R) : Approx. 54 - 66Ω
SKIA6886E

CAN SYSTEM (TYPE 8) LAN-387
[CAN]
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Revision: 2005 July 2005 FX
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect Intelligent Key unit connector.
2. Check resistance between Intelligent Key unit harness connec- tor M34 terminals 2 (L) and 3 (R).
OK or NG
OK >> Replace Intelligent Key unit.
NG >> Repair harness between Intelligent Key unit and data
link connector.
Data Link Connector Circuit InspectionAKS00CB7
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check data link connector and terminals for damage, bend and loose connection (connector side and har- ness side).
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
Check resistance between data link connector M5 terminals 6 (L)
and 14 (R).
OK or NG
OK >> Diagnose again. Refer to LAN-7, "TROUBLE DIAG-
NOSES WORK FLOW" .
NG >> Repair harness between data link connector and BCM.
BCM Circuit InspectionAKS00CB8
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of BCM for damage, bend and loose connection (control module side and harness side).
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector. 2 (L) - 3 (R) : Approx. 54 - 66
Ω
SKIA6887E
6 (L) - 14 (R) : Approx. 54 - 66Ω
PKIA9865E

LAN-392
[CAN]
CAN SYSTEM (TYPE 8)
Revision: 2005 July 2005 FX
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect IPDM E/R connector.
2. Check resistance between IPDM E/R harness connector E9 ter- minals 48 (L) and 49 (R).
OK or NG
OK >> Replace IPDM E/R.
NG >> Repair harness between IPDM E/R and harness con-
nector B8.
CAN Communication Circuit InspectionAKS00CBF
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check following terminals and connectors for damage, bend and loose connection (control module side, control unit side, unit side, sensor side, meter side and harness side).
–ECM
–A/T assembly
–Display control unit
–AWD control unit
–ICC unit
–Intelligent Key unit
–BCM
–Steering angle sensor
–LDW camera unit
–Unified meter and A/C amp.
–ICC sensor
–ABS actuator and electric unit (control unit)
–Driver seat control unit
–IPDM E/R
–Between ECM and IPDM E/R
–Between ECM and A/T assembly
–Between ECM and LDW camera unit
–Between ECM and driver seat control unit
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector. 48 (L) - 49 (R) : Approx. 108 - 132
Ω
SKIB1363E

LAN-398
[CAN]
CAN SYSTEM (TYPE 8)
Revision: 2005 July 2005 FX
16. CHECK ECM AND IPDM E/R INTERNAL CIRCUIT
1. Remove ECM and IPDM E/R from vehicle.
2. Check resistance between ECM terminals 94 and 86.
3. Check resistance between IPDM E/R terminals 48 and 49.
OK or NG
OK >> GO TO 17.
NG >> Replace ECM and/or IPDM E/R.
17. CHECK SYMPTOM
1. Fill in described symptoms on the column “Symptom” in the check sheet.
2. Connect all connectors, and then make sure that the symptom is reproduced.
OK or NG
OK >> GO TO 18.
NG >> Refer to LAN-16, "
Example of Filling in Check Sheet When Initial Conditions Are Not Reproduced"
.
18. CHECK UNIT REPRODUCIBILITY
Performs the following procedure for each unit, and then perform reproducibility test.
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Disconnect the unit connector.
4. Connect the battery cable to the negative terminal.
5. Make sure that the symptom filled in the “Symptom” of the check sheet is reproduced. (Do not confuse it with the symptom related to removed unit.)
6. Make sure that the same symptom is reproduced.
–A/T assembly
–Display control unit
–AWD control unit
–ICC unit
–Intelligent Key unit
–BCM
–Steering angle sensor
–LDW camera unit
–Unified meter and A/C amp.
–ICC sensor
–ABS actuator and electric unit (control unit)
–Driver seat control unit
–ECM
–IPDM E/R
Check results
Reproduce>>Install removed unit, and then check the other unit.
Not reproduced>>Replace removed unit. 94 - 86 : Approx. 108 - 132
Ω
48 - 49 : Approx. 108 - 132 Ω
LKIA0037E

LT-3
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Revision: 2005 July 2005 FX
LIGHTING AND TURN SIGNAL SWITCH .............
..110
Removal and Installation ..................................... .. 110
REMOVAL ........................................................ .. 110
INSTALLATION ................................................ .. 110
HAZARD SWITCH ................................................. .. 111
Removal and Installation ..................................... . . 111
REMOVAL ........................................................ . . 111
INSTALLATION ................................................ . . 111
COMBINATION SWITCH ....................................... ..112
Wiring Diagram — COMBSW — ......................... .. 112
Combination Switch Reading Function ............... .. 113
CONSULT-II Functions (BCM) ............................ .. 113
CONSULT-II BASIC OPERATION .................... .. 113
DATA MONITOR .............................................. .. 114
Combination Switch Inspection ........................... .. 115
Removal and Installation ..................................... .. 117
STOP LAMP .......................................................... ..118
Component Parts and Harness Connector Location .. 118
System Description ............................................. .. 118
Schematic ........................................................... .. 119
Wiring Diagram — STOP/L — ............................. . 120
Stop Lamp Does Not Operate ............................. . 123
High-Mounted Stop Lamp ................................... . 125
BULB REPLACEMENT, REMOVAL AND
INSTALLATION ................................................ . 125
Stop Lamp ........................................................... . 125
BULB REPLACEMENT .................................... . 125
REMOVAL AND INSTALLATION ..................... . 125
Rear Combination Lamp Control Unit ................. . 125
REMOVAL AND INSTALLATION ..................... . 125
STEP LAMP ........................................................... . 126
Front Door Step Lamp ......................................... . 126
BULB REPLACEMENT, REMOVAL AND
INSTALLATION ................................................ . 126
Rear Door Step Lamp ......................................... . 126
BULB REPLACEMENT, REMOVAL AND
INSTALLATION ................................................ . 126
BACK-UP LAMP ................................................... . 127
Wiring Diagram — BACK/L — ............................ . 127
Bulb Replacement ............................................... . 128
Removal and Installation ..................................... . 128
PARKING, LICENSE PLATE AND TAIL LAMPS .. . 129
Component Parts and Harness Connector Location . 129
System Description ............................................. . 129
OUT LINE ......................................................... . 129
OPERATION BY LIGHTING SWITCH ............. . 130
COMBINATION SWITCH READING FUNCTION . 131
EXTERIOR LAMP BATTERY SAVER CONTROL . 131
CAN Communication System Description ........... . 131
CAN Communication Unit ................................... . 131
Schematic ........................................................... . 132
Wiring Diagram — TAIL/L — ............................... . 133
Terminals and Reference Values for BCM .......... . 138
Terminals and Reference Values for IPDM E/R .. . 138
How to Proceed With Trouble Diagnosis ............. . 139
Preliminary Check ............................................... . 139
CHECK POWER SUPPLY AND GROUND CIR-
CUIT ................................................................. . 139
CONSULT-II Functions (BCM) ............................ . 140 CONSULT-II Functions (IPDM E/R) .....................
.140
Parking, License Plate and Side Marker Lamps Do
Not Illuminate ....................................................... .140
Tail Lamp Does Not Operate ............................... .146
Parking, License Plate, Side Maker and Tail Lamps
Do Not Turn OFF (After Approx. 10 Minutes) ...... .147
License Plate Lamp ............................................. .147
BULB REPLACEMENT, REMOVAL AND
INSTALLATION ................................................ .147
Front Parking Lamp ............................................. .148
BULB REPLACEMENT .................................... .148
REMOVAL AND INSTALLATION ..................... .148
Tail Lamp ............................................................. .148
BULB REPLACEMENT .................................... .148
REMOVAL AND INSTALLATION ..................... .148
Front Side Marker Lamp ...................................... .148
BULB REPLACEMENT .................................... .148
REMOVAL AND INSTALLATION ..................... .148
Rear Side Marker Lamp ...................................... .148
BULB REPLACEMENT .................................... .148
REMOVAL AND INSTALLATION ..................... .148
Rear Combination Lamp Control Unit .................. .148
REMOVAL AND INSTALLATION ..................... .148
REAR COMBINATION LAMP ................................ .149
Bulb Replacement ............................................... .149
REAR FENDER SIDE (REAR SIDE MARKER
LAMP BULB) .................................................... .149
BACK DOOR SIDE (BACK-UP LAMP) ............ .149
Removal and Installation ..................................... .149
REMOVAL ........................................................ .149
INSTALLATION ................................................ .150
VANITY MIRROR LAMP ........................................ .151
Bulb Replacement ............................................... .151
MAP LAMP ............................................................ .152
Bulb Replacement ............................................... .152
Removal and Installation ..................................... .152
REMOVAL ........................................................ .152
INSTALLATION ................................................ .152
PERSONAL LAMP ................................................ .153
Bulb Replacement ............................................... .153
Removal and Installation ..................................... .153
REMOVAL ........................................................ .153
INSTALLATION ................................................ .153
LUGGAGE ROOM LAMP ...................................... .154
Bulb Replacement ............................................... .154
Removal and Installation ..................................... .154
REMOVAL ........................................................ .154
INSTALLATION ................................................ .154
IGNITION KEY HOLE ILLUMINATION .................. .155
Bulb Replacement, Removal and Installation ...... .155
GLOVE BOX LAMP ............................................... .156
Bulb Replacement, Removal and Installation ...... .156
ASHTRAY ILLUMINATION .................................... .157
Bulb Replacement and Removal and Installation . 157
CIGARETTE LIGHTER ILLUMINATION ................ .158
Bulb Replacement and Removal and Installation . 158
INTERIOR ROOM LAMP ....................................... .159
Component Parts and Harness Connector Location .159
System Description .............................................. .159

LT-4Revision: 2005 July 2005 FX
POWER SUPPLY AND GROUND ....................
.160
SWITCH OPERATION ..................................... .161
ROOM LAMP TIMER OPERATION .................. .162
INTERIOR LAMP BATTERY SAVER CONTROL .163
Schematic ............................................................ .165
Wiring Diagram — ROOM/L — ............................ .167
Terminals and Reference Values for BCM ........... .175
How to Proceed With Trouble Diagnosis ............. .176
Preliminary Check ............................................... .176
CHECK FOR POWER SUPPLY AND GROUND
CIRCUIT ........................................................... .176
CONSULT-II Functions (BCM) ............................. .177
CONSULT-II BASIC OPERATION .................... .177
WORK SUPPORT ............................................ .178
DATA MONITOR ............................................... .178
ACTIVE TEST .................................................. .179
Interior Room Lamp Control Does Not Operate .. .180
Map Lamp Control Does Not Operate ................. .181
Personal Lamp Control Does Not Operate .......... .183
Ignition Key Hole Illumination Control Does Not
Operate ................................................................ .184
All Step Lamps Do Not Operate ........................... .186
All Interior Room Lamps Do Not Operate ............ .187
Bulb Replacement ............................................... .187 INTERIOR ROOM LAMP ..................................
.187
MAP LAMP ....................................................... .187
PERSONAL LAMP ............................................ .187
Removal and Installation ...................................... .188
INTERIOR ROOM LAMP .................................. .188
MAP LAMP ....................................................... .188
PERSONAL LAMP ............................................ .188
ILLUMINATION ....................................................... .189
System Description .............................................. .189
ILLUMINATION OPERATION BY LIGHTING
SWITCH ............................................................ .189
EXTERIOR LAMP BATTERY SAVER CONTROL .190
CAN Communication System Description ........... .190
CAN Communication Unit .................................... .191
Schematic ............................................................ .192
Wiring Diagram — ILL — ..................................... .194
Removal and Installation ...................................... .202
ILLUMINATION CONTROL SWITCH ............... .202
GLOVE BOX LAMP .......................................... .202
FRONT DOOR INSIDE ILLUMINATION ........... .202
BULB SPECIFICATIONS ....................................... .203
Headlamp ............................................................. .203
Exterior Lamp ....................................................... .203
Interior Lamp/Illumination ..................................... .203