2005 INFINITI QX4 Factory Service Manual

Page 1057 of 3419

INFINITI QX4 2005  Factory Service Manual BRC-46
[VDC/TCS/ABS]
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: October 20052005 QX56
3. STOP LAMP SWITCH INSPECTION
Check the voltage between the ABS actuator and electric unit (con-
trol

Page 1058 of 3419

INFINITI QX4 2005  Factory Service Manual TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
BRC-47
[VDC/TCS/ABS]
C
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BRC
Revision: October 20052005 QX56
3. ABS/TCS/VDC CONTROL UNIT POWER AND GROUND CIRCUIT INSPECTION
Measure the

Page 1059 of 3419

INFINITI QX4 2005  Factory Service Manual BRC-48
[VDC/TCS/ABS]
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: October 20052005 QX56
3. CHECK THE HARNESS BETWEEN THE BRAKE FLUID LEVEL SENSOR AND THE ABS ACTUATOR 
AND ELECTRIC UNIT (CONT

Page 1060 of 3419

INFINITI QX4 2005  Factory Service Manual TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
BRC-49
[VDC/TCS/ABS]
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BRC
Revision: October 20052005 QX56
Active Booster System InspectionEFS004Y1
INSPECTION PROCEDURE
1. DISPLAY SEL

Page 1061 of 3419

INFINITI QX4 2005  Factory Service Manual BRC-50
[VDC/TCS/ABS]
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: October 20052005 QX56
4. ACTIVE BOOSTER SENSOR INSPECTION
1. Reconnect the active booster and ABS actuator and electric unit

Page 1062 of 3419

INFINITI QX4 2005  Factory Service Manual TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
BRC-51
[VDC/TCS/ABS]
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BRC
Revision: October 20052005 QX56
3. DELTA STROKE SENSOR CIRCUIT INSPECTION
1. Measure the continuity between

Page 1063 of 3419

INFINITI QX4 2005  Factory Service Manual BRC-52
[VDC/TCS/ABS]
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: October 20052005 QX56
2. CONNECTOR INSPECTION
1. Turn the ignition switch OFF.
2. Disconnect the front pressure sensor connec

Page 1064 of 3419

INFINITI QX4 2005  Factory Service Manual TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
BRC-53
[VDC/TCS/ABS]
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BRC
Revision: October 20052005 QX56
REAR PRESSURE INSPECTION PROCEDURE
1. DISPLAY SELF DIAGNOSIS RESULTS
Check s