2004 INFINITI FX35 Service Manual

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Page 1177 of 4449

INFINITI FX35 2004 Service Manual BRC-52
[VDC/TCS/ABS]
TROUBLE DIAGNOSIS
Revision: 2004 November 2004 FX35/FX45
Inspection 12: When “ST ANG SEN SIGNAL” Appears on Self-Diagnosis
Results Display
AFS0021V
DTC C1144
INSPECTION PROCE

Page 1178 of 4449

INFINITI FX35 2004 Service Manual TROUBLE DIAGNOSIS
BRC-53
[VDC/TCS/ABS]
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Revision: 2004 November 2004 FX35/FX45
Inspection 14: CAN Communication SystemAFS002Q9
DTC U1000, C1156
INSPECTION PROCEDURE
1. CHECK

Page 1179 of 4449

INFINITI FX35 2004 Service Manual BRC-54
[VDC/TCS/ABS]
TROUBLE DIAGNOSIS
Revision: 2004 November 2004 FX35/FX45
Symptom 2: Unexpected Pedal ReactionAFS001T8
1. CHECK BRAKE PEDAL STROKE
Check brake pedal stroke.
Is the stroke too long?

Page 1180 of 4449

INFINITI FX35 2004 Service Manual TROUBLE DIAGNOSIS
BRC-55
[VDC/TCS/ABS]
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Revision: 2004 November 2004 FX35/FX45
Symptom 5: Pedal Vibration or ABS Operation Sound OccursAFS001TB
CAUTION:
Under the following c

TROUBLE DIAGNOSIS
BRC-55
[VDC/TCS/ABS]
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Revision: 2004 November 2004 FX35/FX45
Symptom 5: Pedal Vibration or ABS Operation Sound OccursAFS001TB
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 (6MPH) 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-27, "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 symptom 1 “Step 2”. Refer to BRC-53, "
Symptom 1: Excessive ABS Function Operation
Frequency" .
Symptom 6: Vehicle Jerks During VDC/TCS/ABS ControlAFS001TC
1. CHECK ENGINE SPEED SIGNAL
Perform CONSULT-II “DATA MONITOR” to check engine speed.
Is engine speed at idle 400 rpm or higher?
YES >> GO TO 3.
NO >> GO TO 2.
2. ABS WARNING LAMP DISPLAY CHECK
Make sure warning lamp turns off approximately 2 sec. After turn ignition switch ON or when driving.
OK or NG
OK >> System is normal.
NG >> GO TO 3.
3. CHECK ECM SELF-DIAGNOSTIC RESULTS
Perform ECM self-diagnosis.
Are self-diagnosis items displayed?
YES >> Check the corresponding items. Refer to EC-77, "TROUBLE DIAGNOSIS" (VQ35DE), EC-726,
"TROUBLE DIAGNOSIS" (VK45DE) in “Engine Control (EC section)”.
NO >> GO TO 4.
4. CHECK A/T SELF-DIAGNOSTIC RESULTS
Perform A/T self-diagnosis.
OK or NG
OK >> GO TO 5.
NG >> Check the corresponding items. Refer toAT- 4 2 , "
TROUBLE DIAGNOSIS" in “A/T”.

Page 1181 of 4449

INFINITI FX35 2004 Service Manual BRC-56
[VDC/TCS/ABS]
TROUBLE DIAGNOSIS
Revision: 2004 November 2004 FX35/FX45
5. CHECK SELF-DIAGNOSTIC RESULTS 1
Perform self-diagnosis of ABS actuator and electric unit (control unit).
Are self-diagn

Page 1182 of 4449

INFINITI FX35 2004 Service Manual WHEEL SENSORS
BRC-57
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Revision: 2004 November 2004 FX35/FX45
WHEEL SENSORSPFP:47910
Removal and InstallationAFS001Z3
REMOVAL
1. Disconnect wheel sensor connecto

Page 1183 of 4449

INFINITI FX35 2004 Service Manual BRC-58
[VDC/TCS/ABS]
WHEEL SENSORS
Revision: 2004 November 2004 FX35/FX45
When installing rear sensor, attach harness at rear suspension member securely. Besides, har-
ness must not be twisted when i

Page 1184 of 4449

INFINITI FX35 2004 Service Manual SENSOR ROTOR
BRC-59
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Revision: 2004 November 2004 FX35/FX45
SENSOR ROTORPFP:47970
Removal and InstallationAFS001Z4
REMOVAL
Front
Sensor rotor cannot be disassem

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