2008 INFINITI QX56 Factory Service Manual

Page 537 of 4083

INFINITI QX56 2008  Factory Service Manual BRC-70
< COMPONENT DIAGNOSIS >[VDC/TCS/ABS]
C1164, C1165, C1166
, C1167 CV/SV SYSTEM
C1164, C1165, C1166, C1167 CV/SV SYSTEM
DescriptionINFOID:0000000001686335
CV1, CV2 (CUT VALVE)
The cut valve shuts

Page 538 of 4083

INFINITI QX56 2008  Factory Service Manual C1164, C1165, C1166, C1167 CV/SV SYSTEM
BRC-71
< COMPONENT DIAGNOSIS > [VDC/TCS/ABS]
C
D
E
G H
I
J
K L
M A
B
BRC
N
O P
2.CHECK SOLENOID, VDC SWITCH-OVER VALVE A ND ACTUATOR RELAY POWER SUPPLY CIRCUIT

Page 539 of 4083

INFINITI QX56 2008  Factory Service Manual BRC-72
< COMPONENT DIAGNOSIS >[VDC/TCS/ABS]
C1164, C1165, C1166
, C1167 CV/SV SYSTEM
Is the inspection result normal?
YES >> Inspection End
NO >> Go to diagnosis procedure. Refer to  BRC-70, "
Diagnos

Page 540 of 4083

INFINITI QX56 2008  Factory Service Manual C1178, C1181, C1184, C1189 ABS ACTIVE BOOSTER
BRC-73
< COMPONENT DIAGNOSIS > [VDC/TCS/ABS]
C
D
E
G H
I
J
K L
M A
B
BRC
N
O P
C1178, C1181, C1184, C1189 ABS ACTIVE BOOSTER
DescriptionINFOID:00000000016

Page 541 of 4083

INFINITI QX56 2008  Factory Service Manual BRC-74
< COMPONENT DIAGNOSIS >[VDC/TCS/ABS]
C1178, C1181, C1184, C1
189 ABS ACTIVE BOOSTER
1. Measure the continuity between ABS actuator and electric unit
(control unit) harness connector E125 (A) an

Page 542 of 4083

INFINITI QX56 2008  Factory Service Manual C1178, C1181, C1184, C1189 ABS ACTIVE BOOSTER
BRC-75
< COMPONENT DIAGNOSIS > [VDC/TCS/ABS]
C
D
E
G H
I
J
K L
M A
B
BRC
N
O P
Is the inspection result normal?
YES >> Inspection End
NO >> Go to diagnosi

Page 543 of 4083

INFINITI QX56 2008  Factory Service Manual BRC-76
< COMPONENT DIAGNOSIS >[VDC/TCS/ABS]
C1179 ABS DELTA S SEN NG
C1179 ABS DELTA S SEN NG
DescriptionINFOID:0000000001686345
The active brake booster consists of a vacuum booster, an active booste

Page 544 of 4083

INFINITI QX56 2008  Factory Service Manual C1179 ABS DELTA S SEN NGBRC-77
< COMPONENT DIAGNOSIS > [VDC/TCS/ABS]
C
D
E
G H
I
J
K L
M A
B
BRC
N
O P
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace harness or connector.
3.D