2007 INFINITI FX35 diagram

ASCD BRAKE SWITCH EC-1303
[VK45DE]
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Revision: 2006 July 2007 FX35/FX45
3. CHECK ASCD BRAKE SWITCH POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect ASCD brake switch harness connector.
3. Turn ignition switch ON.
4. Check voltage between ASCD brake switch terminal 1 and ground with CONSULT-II or tester.
OK or NG
OK >> GO TO 5.
NG >> GO TO 4.
4. DETECT MALFUNCTIONING PART
Check the following.

Fuse block (J/B) connector E201

10A fuse

Harness for open or short between ASCD brake switch and fuse
>> Repair open circuit or short to ground or short to power in harness or connectors.
5. CHECK ASCD BRAKE SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check harness continuity between ECM terminal 108 and ASCD brake switch terminal 2. Refer to Wiring Diagram.
4. Also check harness for short to ground or short to power.
OK or NG
OK >> GO TO 7.
NG >> GO TO 6.
6. DETECT MALFUNCTIONING PART
Check the following.

Harness connectors E211, M41

Harness for open or short between ECM and ASCD brake switch
>> Repair open circuit or short to ground or short to power in harness or connectors.
PBIB2558E
Voltage: Battery voltage
PBIB0857E
Continuity should exist.

EC-1304
[VK45DE]
ASCD BRAKE SWITCH
Revision: 2006 July 2007 FX35/FX45
7. CHECK ASCD BRAKE SWITCH
Refer to EC-1222, "
Component Inspection"
OK or NG
OK >> GO TO 13.
NG >> Replace ASCD brake switch.
8. CHECK STOP LAMP SWITCH POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect stop lamp switch harness connector.
3. Check voltage between stop lamp switch terminal 1 and ground with CONSULT -II or tester.
OK or NG
OK >> GO TO 10.
NG >> GO TO 9.
9. DETECT MALFUNCTIONING PART
Check the following.

Fuse block (J/B) connector E201

10A fuse

Harness for open or short between stop lamp switch and battery
>> Repair open circuit or short to ground or short to power in harness or connectors.
10. CHECK STOP LAMP SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Disconnect ECM harness connector.
2. Check harness continuity between ECM terminal 101 and stop lamp switch terminal 2. Refer to Wiring Diagram.
3. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 12.
NG >> GO TO 11.
PBIB2558E
Voltage: Battery voltage
PBIB1184E
Continuity should exist.

ASCD INDICATOR EC-1307
[VK45DE]
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Revision: 2006 July 2007 FX35/FX45
Wiring DiagramNBS004HT
TBWM1366E

EC-1312
[VK45DE]
FUEL INJECTOR
Revision: 2006 July 2007 FX35/FX45
Wiring DiagramNBS004H0
TBWM1362E

EC-1316
[VK45DE]
FUEL INJECTOR
Revision: 2006 July 2007 FX35/FX45
6. CHECK SUB-HARNESS CIRCUIT FOR OPEN AND SHORT
1. Disconnect fuel injector harness connectors.
2. Check harness continuity between the following terminals. Refer to Wiring Diagram.
3. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 7.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
7. CHECK FUEL INJECTOR
Refer to EC-1317, "
Component Inspection" .
OK or NG
OK >> GO TO 8.
NG >> Replace fuel injector.
8. CHECK INTERMITTENT INCIDENT
Refer to EC-812, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
>> INSPECTION END
: Vehicle front 1. Fuel injector (Bank 2) 2. Fuel injector (Bank 1)
Harness connector terminal Fuel injector terminal F201 terminal 1
2
F201 terminal 2
F201 terminal 3
F201 terminal 6
F201 terminal 5 1
F221 terminal 1
2
F221 terminal 2
F221 terminal 3
F221 terminal 6
F221 terminal 5 1
Continuity should exist.
PBIB3235E

FUEL PUMP EC-1319
[VK45DE]
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Revision: 2006 July 2007 FX35/FX45
Wiring DiagramNBS004H6
TBWM1363E

EC-1322
[VK45DE]
FUEL PUMP
Revision: 2006 July 2007 FX35/FX45
6. CHECK 15A FUSE
1. Turn ignition switch OFF.
2. Disconnect 15A fuse.
3. Check 15A fuse.
OK or NG
OK >> GO TO 7.
NG >> Replace fuse.
7. CHECK FUEL PUMP POWER SUPPLY CIRCUIT-IV
1. Disconnect IPDM E/R harness connector E8.
2. Check harness continuity between IPDM E/R terminal 39 and “fuel level sensor unit and fuel pump” termi- nal 1.
Refer to Wiring Diagram.
3. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 11.
NG >> GO TO 8.
8. DETECT MALFUNCTIONING PART
Check the following.

Harness connectors E206, B6

Harness for open or short between IPDM E/R and “fuel level sensor unit and fuel pump”
>> Repair harness or connectors.
9. CHECK FUEL PUMP GROUND CIRCUIT FOR OPEN AND SHORT
1. Check harness continuity between “fuel level sensor unit and fuel pump” terminal 3 and ground. Refer to Wiring Diagram.
2. Also check harness for short to power.
OK or NG
OK >> GO TO 10.
NG >> Repair open circuit or short to power in harness or connectors.
10. CHECK FUEL PUMP
Refer to EC-1323, "
Component Inspection" .
OK or NG
OK >> GO TO 11.
NG >> Replace fuel pump.
11 . CHECK INTERMITTENT INCIDENT
Refer to EC-812, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
OK or NG
OK >> Replace IPDM E/R. Refer to PG-17, "IPDM E/R (INTELLIGENT POWER DISTRIBUTION MOD-
ULE ENGINE ROOM)" .
NG >> Repair or replace harness or connectors. Continuity should exist.
Continuity should exist.

ICC BRAKE SWITCH EC-1325
[VK45DE]
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Revision: 2006 July 2007 FX35/FX45
Wiring DiagramNBS004HJ
TBWM1364E