Infiniti G35 (V35) Sedan. Manual — part 250
BRC-74
< COMPONENT DIAGNOSIS >
[VDC/TCS/ABS]
BRAKE WARNING LAMP
BRAKE WARNING LAMP
Description
INFOID:0000000000958613
×
: 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 engine, brake warning lamp is turned off.
Component Function Check
INFOID:0000000000958614
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
>> Go 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 lever (M/T models) or the parking brake pedal (A/T models).
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Check parking brake switch. Refer to
.
Diagnosis Procedure
INFOID:0000000000958615
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 lever (M/T models) or the parking brake pedal (A/T models).
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 ON ignition switch
×
(Note 2)
1 second later after turning ON ignition switch
×
(Note 2)
EBD function is malfunctioning.
×
VDC OFF INDICATOR LAMP
BRC-75
< COMPONENT DIAGNOSIS >
[VDC/TCS/ABS]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
N
O
P
VDC OFF INDICATOR LAMP
Description
INFOID:0000000000958616
×
: ON –: OFF
Component Function Check
INFOID:0000000000958617
1.
VDC OFF INDICATOR 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
>> Go to diagnosis procedure. Refer to
2.
VDC OFF INDICATOR LAMP OPERATION CHECK 2
Check that the VDC OFF indicator lamp in the combination meter turns ON/OFF correctly when operating the
VDC OFF switch.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Check VDC OFF switch. Refer to
.
Diagnosis Procedure
INFOID:0000000000958618
1.
CHECK VDC OFF SWITCH
Check that the VDC OFF indicator lamp in the combination meter turns ON/OFF correctly when operating the
VDC OFF switch.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Check VDC OFF switch. Refer to
.
2.
CHECK SELF-DIAGNOSIS
Perform ABS actuator and electric unit (control unit) self-diagnosis. Refer to
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
VDC OFF indicator lamp
Ignition switch OFF
–
For 1 second after turning ON ignition switch
×
1 second later after turning ON ignition switch
–
VDC OFF switch turned ON. (VDC function is OFF.)
×
VDC/TCS function is malfunctioning.
×
ABS function is malfunctioning.
×
EBD function is malfunctioning.
×
BRC-76
< COMPONENT DIAGNOSIS >
[VDC/TCS/ABS]
SLIP INDICATOR LAMP
SLIP INDICATOR LAMP
Description
INFOID:0000000000958619
×
: ON –: OFF
Component Function Check
INFOID:0000000000958620
1.
CHECK SLIP INDICATOR 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
>> Go to diagnosis procedure. Refer to
Diagnosis Procedure
INFOID:0000000000958621
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).
NO
>> Repair or replace combination meter.
Condition
SLIP indicator lamp
Ignition switch OFF
–
For 1 second after turning ON ignition switch
×
1 second 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-77
< 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:0000000000958622
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.
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)
STOP LAMP SW
Stop lamp switch signal status
When brake pedal is depressed
ON
When brake pedal is not depressed
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
SLCT LVR POSI
A/T selector lever position
P position
R position
N position
D position
P
R
N
D
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
YAW RATE SEN
Yaw rate detected by yaw rate/side G sensor
When vehicle stop
Approx. 0 d/s
When vehicle turning
−
75 to 75 d/s
ACCEL POS SIG
Throttle actuator opening/closing is dis-
played (linked with accelerator pedal)
Accelerator pedal not depressed (ignition
switch is ON)
0 %
Depress accelerator pedal (ignition
switch is ON)
0 - 100 %
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