Infiniti QX56 (JA60). Manual — part 143
VDC OFF INDICATOR LAMP
BRC-85
< COMPONENT DIAGNOSIS >
[VDC/TCS/ABS]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
N
O
P
Special Repair Requirement
INFOID:0000000005194927
1.
ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION
Always perform neutral position adjustment for the steering angle sensor when replacing the ABS actuator
and electric unit (control unit). Refer to
BRC-8, "ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL
.
>> GO TO 2
2.
CALIBRATION OF DECEL G SENSOR
Always perform calibration of decel G sensor when replacing the ABS actuator and electric unit (control unit).
BRC-9, "CALIBRATION OF DECEL G SENSOR : Description"
>> END
BRC-86
< COMPONENT DIAGNOSIS >
[VDC/TCS/ABS]
SLIP INDICATOR LAMP
SLIP INDICATOR LAMP
Description
INFOID:0000000005148078
×: ON –: OFF
Component Function Check
INFOID:0000000005148079
1.
CHECK SLIP INDICATOR LAMP OPERATION
Check that the lamp illuminates for approximately 2 seconds after the ignition switch is turned ON.
Is the inspection result normal?
YES
>> Inspection End
NO
>> Go to diagnosis procedure. Refer to
Diagnosis Procedure
INFOID:0000000005148080
1.
CHECK SELF-DIAGNOSIS
Perform ABS actuator and electric unit (control unit) self-diagnosis. Refer to
Is the inspection result normal?
YES
>> GO TO 2
NO
>> Check items displayed by self-diagnosis.
2.
CHECK COMBINATION METER
Check if the indication and operation of combination meter are normal. Refer to
.
Is the inspection result normal?
YES
>> Replace ABS actuator and electric unit (control unit). Refer to
BRC-116, "Removal and Installa-
.
NO
>> Replace combination meter. Refer to
MWI-100, "Removal and Installation"
Special Repair Requirement
INFOID:0000000005194928
1.
ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION
Always perform neutral position adjustment for the steering angle sensor when replacing the ABS actuator
and electric unit (control unit). Refer to
BRC-8, "ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL
.
>> GO TO 2
2.
CALIBRATION OF DECEL G SENSOR
Always perform calibration of decel G sensor when replacing the ABS actuator and electric unit (control unit).
BRC-9, "CALIBRATION OF DECEL G SENSOR : Description"
>> END
Condition
SLIP indicator lamp
Ignition switch OFF
–
For 2 seconds after turning ON ignition switch
×
2 seconds later after turning ON ignition switch
–
VDC/TCS function is malfunctioning.
×
ABS function is malfunctioning.
×
EBD function is malfunctioning.
×
ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
BRC-87
< ECU DIAGNOSIS >
[VDC/TCS/ABS]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
N
O
P
ECU DIAGNOSIS
ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
Reference Value
INFOID:0000000005148081
VALUES ON THE DIAGNOSIS TOOL
CAUTION:
The display shows the control unit calculation data, so a normal value might be displayed even in the
event the output circuit (harness) is open or short-circuited.
CONSULT-III MONITOR ITEM
Monitor item
Display content
Data monitor
Condition
Reference value in
normal operation
FR LH SENSOR
Wheel speed
0 [km/h (MPH)]
Vehicle stopped
Nearly matches the speed meter display
(
± 10% or less)
Vehicle running
(Note 1)
FR RH SENSOR
Wheel speed
0 [km/h (MPH)]
Vehicle stopped
Nearly matches the speed meter display
(
± 10% or less)
Vehicle running
(Note 1)
RR LH SENSOR
Wheel speed
0 [km/h (MPH)]
Vehicle stopped
Nearly matches the speed meter display
(
± 10% or less)
Vehicle running
(Note 1)
RR RH SENSOR
Wheel speed
0 [km/h (MPH)]
Vehicle stopped
Nearly matches the speed meter display
(
± 10% or less)
Vehicle running
(Note 1)
DECEL G-SEN
Longitudinal acceleration detected by Decel
G-Sensor
Vehicle stopped
Approx. 0 G
Vehicle running
-1.7 to 1.7 G
FR RH IN SOL
Operation status of each solenoid valve
Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT-III) or actua-
tor relay is inactive (in fail-safe mode)
ON
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON)
OFF
FR RH OUT SOL
Operation status of each solenoid valve
Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT-III) or actua-
tor relay is inactive (in fail-safe mode)
ON
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON)
OFF
FR LH IN SOL
Operation status of each solenoid valve
Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT-III) or actua-
tor relay is inactive (in fail-safe mode)
ON
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON)
OFF
FR LH OUT SOL
Operation status of each solenoid valve
Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT-III) or actua-
tor relay is inactive (in fail-safe mode)
ON
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON)
OFF
BRC-88
< ECU DIAGNOSIS >
[VDC/TCS/ABS]
ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
RR RH IN SOL
Operation status of each solenoid valve
Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT-III) or actua-
tor relay is inactive (in fail-safe mode)
ON
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON)
OFF
RR RH OUT SOL
Operation status of each solenoid valve
Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT-III) or actua-
tor relay is inactive (in fail-safe mode)
ON
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON)
OFF
RR LH IN SOL
Operation status of each solenoid valve
Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT-III) or actua-
tor relay is inactive (in fail-safe mode)
ON
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON)
OFF
RR LH OUT SOL
Operation status of each solenoid valve
Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT-III) or actua-
tor relay is inactive (in fail-safe mode)
ON
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON)
OFF
EBD WARN LAMP
EBD warning lamp
(Note 2)
When EBD warning lamp is ON
ON
When EBD warning lamp is OFF
OFF
STOP LAMP SW
Stop lamp switch signal status
When brake pedal is depressed
ON
When brake pedal is released
OFF
MOTOR RELAY
Motor and motor relay operation
When the motor relay and motor are op-
erating
ON
When the motor relay and motor are not
operating
OFF
ACTUATOR RLY
Actuator relay operation
When the actuator relay is operating
ON
When the actuator relay is not operating
OFF
ABS WARN LAMP
ABS warning lamp
(Note 2)
When ABS warning lamp is ON
ON
When ABS warning lamp is OFF
OFF
OFF LAMP
VDC OFF indicator lamp
(Note 2)
When VDC OFF indicator lamp is ON
ON
When VDC OFF indicator lamp is OFF
OFF
OFF SW
VDC OFF switch ON/OFF
VDC OFF switch ON
(When VDC OFF indicator lamp is ON)
ON
VDC OFF switch OFF
(When VDC OFF indicator lamp is OFF)
OFF
SLIP LAMP
SLIP indicator lamp
(Note 2)
When SLIP indicator lamp is ON
ON
When SLIP indicator lamp is OFF
OFF
BATTERY VOLT
Battery voltage supplied to the ABS actuator
and electric unit (control unit)
Ignition switch ON
10 – 16 V
GEAR
Gear position determined by TCM
1st gear
2nd gear
3rd gear
4th gear
5th gear
1
2
3
4
5
Monitor item
Display content
Data monitor
Condition
Reference value in
normal operation
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