2007 INFINITI FX35 Service Manual

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Page 1177 of 4366

INFINITI FX35 2007 Service Manual TROUBLE DIAGNOSIS FOR SYSTEM BRC-51
[VDC/TCS/ABS]
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Revision: 2006 July 2007 FX35/FX45
When “ST ANG SEN SIGNAL” Appears on Self-diagnosis Results DisplayNFS0

Page 1178 of 4366

INFINITI FX35 2007 Service Manual BRC-52
[VDC/TCS/ABS]
TROUBLE DIAGNOSIS FOR SYSTEM
Revision: 2006 July 2007 FX35/FX45
CAN Communication CircuitNFS000NW
DTC U1000, C1156
INSPECTION PROCEDURE
1. CHECK CONNECTOR
1. Turn ignition switch

Page 1179 of 4366

INFINITI FX35 2007 Service Manual TROUBLE DIAGNOSIS FOR SYMPTOMS BRC-53
[VDC/TCS/ABS]
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Revision: 2006 July 2007 FX35/FX45
TROUBLE DIAGNOSIS FOR SYMPTOMSPFP:00007
Excessive ABS Function Operation

Page 1180 of 4366

INFINITI FX35 2007 Service Manual BRC-54
[VDC/TCS/ABS]
TROUBLE DIAGNOSIS FOR SYMPTOMS
Revision: 2006 July 2007 FX35/FX45
The Braking Distance is LongNFS000O0
CAUTION:
On slippery road surfaces, the stopping distance might be longer w

BRC-54
[VDC/TCS/ABS]
TROUBLE DIAGNOSIS FOR SYMPTOMS
Revision: 2006 July 2007 FX35/FX45
The Braking Distance is LongNFS000O0
CAUTION:
On slippery road surfaces, the stopping distance might be longer with the ABS operating than when
the ABS is not operating.
1. CHECK FUNCTION
Disconnect ABS actuator and electric unit (control unit) connector E56 to deactivate ABS. In this condition,
check stopping distance. After inspection, connect connector.
OK or NG
OK >>Bleed air from brake piping.
Check brake system.
NG >> GO TO 2. CHECK WHEEL SENSOR. Refer to BRC-53, "
Excessive ABS Function Operation Fre-
quency" .
The ABS Function Does Not OperateNFS000O1
CAUTION:
The ABS does not operate when the speed is 10 km/h (6 MPH) or less.
1. CHECK ABS WARNING LAMP DISPLAY
Make sure warning lamp turns off approximately 2 seconds after the ignition switch is turned ON or when driv-
ing.
OK or NG
OK >> GO TO 2. CHECK WHEEL SENSOR. Refer to BRC-53, "Excessive ABS Function Operation Fre-
quency" .
NG >> Perform self-diagnosis. Refer to BRC-25, "
Self-Diagnosis" .
Pedal Vibration or ABS Operation Sound OccursNFS000O2
CAUTION:
Under the following conditions, when brake pedal is lightly depressed (just place a foot on it), ABS is
activated and vibration is felt. However, this is normal.
When shifting gears
When driving on slippery road
During cornering at high speed
When passing over bumps or grooves
When pulling away just after starting engine [at approximately 10 km/h (6 MPH) or higher]
1. SYMPTOM CHECK 1
Check if pedal vibration or operation sound occurs when engine is started.
OK or NG
OK >> Perform self-diagnosis. Refer to BRC-25, "Self-Diagnosis" .
NG >> GO TO 2.
2. SYMPTOM CHECK 2
Check symptom when electrical component (headlamps, etc.) switches are operated.
Does the symptom occur when the electrical component (head lamp, etc.) switches are operated?
YES >> Check if there is a radio, antenna, antenna lead wire, or wiring close to ABS actuator and electric unit (control unit) (or its wiring), and if there is, move it farther away.
NO >> GO TO 2. CHECK WHEEL SENSOR. Refer to BRC-53, "
Excessive ABS Function Operation Fre-
quency" .

Page 1181 of 4366

INFINITI FX35 2007 Service Manual TROUBLE DIAGNOSIS FOR SYMPTOMS BRC-55
[VDC/TCS/ABS]
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BRC
Revision: 2006 July 2007 FX35/FX45
Vehicle Jerks During VDC/TCS/ABS ControlNFS000O3
1. CHECK ENGINE SPEED S

Page 1182 of 4366

INFINITI FX35 2007 Service Manual BRC-56
[VDC/TCS/ABS]
TROUBLE DIAGNOSIS FOR SYMPTOMS
Revision: 2006 July 2007 FX35/FX45
8. CHECK CIRCUIT BETWEEN ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) AND ECM
Check CAN communication circuit.

Page 1183 of 4366

INFINITI FX35 2007 Service Manual WHEEL SENSORS BRC-57
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Revision: 2006 July 2007 FX35/FX45
WHEEL SENSORSPFP:47910
Removal and InstallationNFS000O4
REMOVAL
1. Disconnect wheel senso

Page 1184 of 4366

INFINITI FX35 2007 Service Manual BRC-58
[VDC/TCS/ABS]
WHEEL SENSORS
Revision: 2006 July 2007 FX35/FX45
When installing rear sensor, attach harness at rear suspension member securely. Besides, har-
ness must not be twisted when inst

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