INFINITI QX56 2009 Factory Service Manual

INFINITI QX56 2009 Factory Service Manual QX56 2009 INFINITI INFINITI https://www.carmanualsonline.info/img/42/57031/w960_57031-0.png INFINITI QX56 2009 Factory Service Manual
Trending: hood release, crankshaf, power steering, tow, oil, instrument cluster, bulb

Page 551 of 4171

INFINITI QX56 2009  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 552 of 4171

INFINITI QX56 2009  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 553 of 4171

INFINITI QX56 2009  Factory Service Manual BRC-76
< COMPONENT DIAGNOSIS >[VDC/TCS/ABS]
C1179 ABS DELTA S SEN NG
C1179 ABS DELTA S SEN NG
DescriptionINFOID:0000000003772590
The active brake booster consists of a vacuum booster, an active booste

Page 554 of 4171

INFINITI QX56 2009  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

Page 555 of 4171

INFINITI QX56 2009  Factory Service Manual BRC-78
< COMPONENT DIAGNOSIS >[VDC/TCS/ABS]
C1185 ICC UNIT
C1185 ICC UNIT
DescriptionINFOID:0000000003772595
When the force applied to brake pedal exceeds a certain level, the brake assist is activate

Page 556 of 4171

INFINITI QX56 2009  Factory Service Manual C1185 ICC UNITBRC-79
< COMPONENT DIAGNOSIS > [VDC/TCS/ABS]
C
D
E
G H
I
J
K L
M A
B
BRC
N
O P
1. Measure the continuity between  ABS actuator and electric unit
(control unit) connector E125 and ICC uni

Page 557 of 4171

INFINITI QX56 2009  Factory Service Manual BRC-80
< COMPONENT DIAGNOSIS >[VDC/TCS/ABS]
U1000 CAN COMM CIRCUIT
U1000 CAN COMM CIRCUIT
DescriptionINFOID:0000000003772599
CAN (Controller Area Network) is a serial communication line for real time

Page 558 of 4171

INFINITI QX56 2009  Factory Service Manual VDC OFF SWITCHBRC-81
< COMPONENT DIAGNOSIS > [VDC/TCS/ABS]
C
D
E
G H
I
J
K L
M A
B
BRC
N
O P
VDC OFF SWITCH
DescriptionINFOID:0000000003772603
VDC OFF switch can deactivate (t urn OFF) the VDC/TCS fun

Page 559 of 4171

INFINITI QX56 2009  Factory Service Manual BRC-82
< COMPONENT DIAGNOSIS >[VDC/TCS/ABS]
VDC OFF SWITCH
Check continuity between VDC OFF switch connector M253 terminal
2 and ground.
Is the inspection result normal?
YES >> GO TO 4
NO >> Repair or

Page 560 of 4171

INFINITI QX56 2009  Factory Service Manual ABS WARNING LAMPBRC-83
< COMPONENT DIAGNOSIS > [VDC/TCS/ABS]
C
D
E
G H
I
J
K L
M A
B
BRC
N
O P
ABS WARNING LAMP
DescriptionINFOID:0000000003772607
× : ON –: OFF
Component Function CheckINFOID:00000
Trending: center console, radio antenna, service reset, jacking, stop start, trailer, parking sensors