Infiniti EX35. Manual — part 341
VDC OFF SWITCH
BRC-79
< COMPONENT DIAGNOSIS >
[VDC/TCS/ABS]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
N
O
P
VDC OFF SWITCH
Description
INFOID:0000000003132968
VDC OFF switch can deactivate (turn OFF) the VDC/TCS function by pressing the VDC OFF switch.
Component Function Check
INFOID:0000000003132969
1.
CHECK VDC OFF SWITCH OPERATION
Turn ON/OFF the VDC OFF switch and check that the VDC OFF indicator lamp in the combination meter turns
ON/OFF correctly.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Proceed to diagnosis procedure. Refer to
.
Diagnosis Procedure
INFOID:0000000003132970
1.
CHECK VDC OFF SWITCH
Check VDC OFF switch. Refer to
BRC-80, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> VDC OFF switch is malfunctioning. Replace VDC OFF switch.
2.
CHECK VDC OFF SWITCH HARNESS
1.
Disconnect ABS actuator and electric unit (control unit) connector.
2.
Disconnect VDC OFF switch connector.
3.
Check the continuity between VDC OFF switch connector and ABS actuator and electric unit (control unit)
connector.
4.
Check the continuity between ABS actuator and electric unit (control unit) harness connector and ground.
5.
Check the continuity between VDC OFF switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> If the open or short in harness, repair or replace harness.
Condition
VDC OFF indicator lamp illumination status
Press the VDC OFF switch when VDC
OFF indicator lamp is OFF.
ON
Press the VDC OFF switch when VDC
OFF indicator lamp is ON.
OFF
ABS actuator and electric unit
(control unit)
VDC OFF switch
Continuity
Connector
Terminal
Connector
Terminal
E41
31
M19
1
Existed
ABS actuator and electric unit (control unit)
—
Continuity
Connector
Terminal
E41
31
Ground
Not existed
VDC OFF switch
—
Continuity
Connector
Terminal
M19
2
Ground
Existed
BRC-80
< COMPONENT DIAGNOSIS >
[VDC/TCS/ABS]
VDC OFF SWITCH
3.
CHECK COMBINATION METER
1.
Connect ABS actuator and electric unit (control unit) connector.
2.
Connect VDC OFF switch connector.
3.
Check the indication and operation of combination meter are normal. Refer to
.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair or replace combination meter.
Component Inspection
INFOID:0000000003132971
1.
CHECK VDC OFF SWITCH
1.
Turn the ignition switch OFF.
2.
Disconnect VDC OFF switch connector.
3.
Check the continuity between VDC OFF switch connector terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace VDC OFF switch.
VDC OFF switch
Condition
Continuity
Terminal
1
−
2
When VDC OFF switch is hold pressed.
Existed
When releasing VDC OFF switch.
Not existed
ABS WARNING LAMP
BRC-81
< COMPONENT DIAGNOSIS >
[VDC/TCS/ABS]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
N
O
P
ABS WARNING LAMP
Description
INFOID:0000000003132972
×
: ON –: OFF
Component Function Check
INFOID:0000000003132973
1.
CHECK ABS WARNING LAMP OPERATION
Check that the lamp illuminates for approximately 1 second after the ignition switch is turned ON.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Proceed to diagnosis procedure. Refer to
.
Diagnosis Procedure
INFOID:0000000003132974
1.
CHECK SELF-DIAGNOSIS
Perform ABS actuator and electric unit (control unit) self-diagnosis.
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).
NO
>> Repair or replace combination meter.
Condition
ABS warning lamp
Ignition switch OFF
–
For 1 second after turning ignition switch ON
×
1 second later after turning ignition switch ON
–
ABS function is malfunctioning.
×
EBD function is malfunctioning.
×
BRC-82
< COMPONENT DIAGNOSIS >
[VDC/TCS/ABS]
BRAKE WARNING LAMP
BRAKE WARNING LAMP
Description
INFOID:0000000003132975
×
: ON –: OFF
NOTE:
• 1: Brake warning lamp will turn on in case of parking brake operation (when switch is ON) or of brake fluid level switch operation
(when brake fluid is insufficient).
• 2: After starting the engine, brake warning lamp is turned off.
Component Function Check
INFOID:0000000003132976
1.
BRAKE WARNING LAMP OPERATION CHECK 1
Check that the lamp illuminates for approximately 1 second after the ignition switch is turned ON.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Proceed to diagnosis procedure. Refer to
.
2.
BRAKE WARNING LAMP OPERATION CHECK 2
Check that the brake warning lamp in the combination meter turns ON/OFF correctly when operating the park-
ing brake pedal.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Check parking brake switch. Refer to
.
Diagnosis Procedure
INFOID:0000000003132977
1.
CHECK PARKING BRAKE SWITCH
Check that the brake warning lamp in the combination meter turns ON/OFF correctly when operating the park-
ing brake pedal.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Check parking brake switch. Refer to
.
2.
CHECK SELF-DIAGNOSIS
Perform ABS actuator and electric unit (control unit) self-diagnosis.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Check items displayed by self-diagnosis.
3.
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).
NO
>> Repair or replace combination meter.
Condition
Brake warning lamp (Note 1)
Ignition switch OFF
–
For 1 second after turning ignition switch ON
×
(Note 2)
1 second later after turning ignition switch ON
×
(Note 2)
EBD function is malfunctioning.
×
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