Infiniti G35 (V35) Sedan. Manual - part 249

BRC-70

< COMPONENT DIAGNOSIS >

[VDC/TCS/ABS]

PARKING BRAKE SWITCH

INSPECTION PROCEDURE

1.

CHECK PARKING BRAKE SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect parking brake switch connector.

3.

Check continuity between parking brake switch connector terminal.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace parking brake switch.

Parking brake switch

—

Condition

Continuity

Connector

Terminal

B14 (M/T models)

E107 (A/T models)

1

Ground

When the parking brake switch is operated.

Existed

When the parking brake switch is not operated.

Not existed

VDC OFF SWITCH

BRC-71

< 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:0000000000958606

VDC OFF switch can deactivate (turn OFF) the VDC/TCS function by pressing the VDC OFF switch.

Component Function Check

INFOID:0000000000958607

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

>> Go to diagnosis procedure. Refer to 

BRC-71, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000000958608

1.

CHECK VDC OFF SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect VDC OFF switch connector.

3.

Check continuity between VDC OFF switch connector terminals.

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.

Check continuity between VDC OFF switch connector terminals and ABS actuator and electric unit (con-
trol unit) connector terminal and/or ground.

Is the inspection result normal?

Condition

VDC OFF indicator lamp illumination status

VDC OFF switch: ON

ON

VDC OFF switch: OFF

OFF

VDC OFF switch

Condition

Continuity

Connector

Terminal

M19

1 

−

 2

When VDC OFF switch is hold pressed.

Existed

When releasing VDC OFF switch.

Not existed

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-72

< COMPONENT DIAGNOSIS >

[VDC/TCS/ABS]

VDC OFF SWITCH

YES

>> GO TO 3.

NO

>> If the open or short in harness, repair or replace harness.

3.

CHECK COMBINATION METER

Check if the indication and operation of combination meter are normal. Refer to 

MWI-35, "Diagnosis Descrip-

tion"

.

Is the inspection result normal?

YES

>> Replace ABS actuator and electric unit (control unit).

NO

>> Repair or replace combination meter.

Component Inspection

INFOID:0000000000958609

INSPECTION PROCEDURE

1.

CHECK VDC OFF SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect VDC OFF switch connector.

3.

Check 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

Connector

Terminal

M19

1 

−

 2

When VDC OFF switch is hold pressed.

Existed

When releasing VDC OFF switch.

Not existed

ABS WARNING LAMP

BRC-73

< 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:0000000000958610

×

: ON –: OFF

Component Function Check

INFOID:0000000000958611

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

>> Go to diagnosis procedure. Refer to 

BRC-73, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000000958612

1.

CHECK SELF-DIAGNOSIS

Perform ABS actuator and electric unit (control unit) self-diagnosis. Refer to 

BRC-26, "CONSULT-III Function

(ABS)"

.

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 

MWI-35, "Diagnosis Descrip-

tion"

.

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 ON ignition switch

×

1 second later after turning ON ignition switch

–

ABS function is malfunctioning.

×

EBD function is malfunctioning.

×