Infiniti EX35. Manual - part 757

EXL-72

< COMPONENT DIAGNOSIS >

[XENON TYPE]

XENON HEADLAMP

YES

>> Replace HID control unit. 

NO

>> GO TO 3.

3.

CHECK XENON HEADLAMP HOUSING ASSEMBLY

Install the normal xenon headlamp housing assembly to the applicable headlamp. Check that the xenon head-
lamp is turned ON.
Is the headlamp turned ON?

YES

>> Replace the front combination lamp. (Xenon headlamp housing voltage converter malfunctions.)

NO

>> Xenon headlamp is normal. check the headlamp control system.

HEADLAMP LEVELIZER CIRCUIT

EXL-73

< COMPONENT DIAGNOSIS >

[XENON TYPE]

C

D

E

F

G

H

I

J

K

M

A

B

EXL

N

O

P

HEADLAMP LEVELIZER CIRCUIT

Description

INFOID:0000000003135337

The headlamp levelizer adjusts the headlamp light axis upward and downward with the aiming motor inte-
grated in the front combination lamp.

Component Function Check

INFOID:0000000003135338

1.

CHECK AIMING MOTOR OPERATION

CONSULT-III ACTIVE TEST

1.

Start the engine.

2.

Turn the lighting switch 2ND.

3.

Select “LEVELIZER TEST” of ADAPTIVE LIGHT active test item.

4.

With operating the test item, check the operation.

Is the operation normal?

YES

>> Headlamp levelizer circuit is normal.

NO

>> Refer to 

EXL-73, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000003135339

1.

CHECK AIMING MOTOR DRIVE SIGNAL OUTPUT

CONSULT-III ACTIVE TEST

1.

Start the engine. 

2.

Turn the light switch 2ND.

3.

Select “LEVELIZER TEST” of ADAPTIVE LIGHT active test item.

4.

With operating the test item, check the voltage between the AFS control unit harness connector and the
ground.

Is the measurement value normal?

YES

>> GO TO 2.

NO

>> GO TO 3.

2.

CHECK AIMING MOTOR DRIVE SIGNAL CIRCUIT INPUT

1.

Turn the ignition switch OFF.

2.

Disconnect AFS control unit connector and aiming motor connector.

3.

Check continuity between AFS control unit harness connector and the aiming motor harness connector.

Test item

Light axis angle

(Reference value)

10 m (32.8 ft)-forward 

light axis change refer-

ence quantity

(Approx.) 

LEVELIZER TEST

Origin

0

°

—

Peak

2.5

°

450 mm (17.9 in)

Terminals

Test item

Voltage

(Approx.)

(+)

(

−

)

AFS control unit

Ground

LEVELIZER TEST

Connector

Terminal

RH

M16

19

Origin

8.8 V

Peak

1.9 V

LH

40

Origin

8.8 V

Peak

1.9 V

EXL-74

< COMPONENT DIAGNOSIS >

[XENON TYPE]

HEADLAMP LEVELIZER CIRCUIT

Does continuity exist?

YES

>> Replace the front combination lamp.

NO

>> Repair the harnesses and connectors.

3.

CHECK AIMING MOTOR DRIVE SIGNAL SHORT CIRCUIT

1.

Turn the ignition switch OFF.

2.

Disconnect AFS control unit connector and aiming motor connector.

3.

Check continuity between AFS control unit harness connector and ground.

Does continuity exist?

YES

>> Repair the harness and connectors.

NO

>> Replace AFS control unit.

AFS control unit

Aiming motor

Continuity

Connector

Terminal

Connector

Terminal

RH

M16

19

E26

1

Existed

LH

40

E56

1

AFS control unit

Ground

Continuity

Connector

Terminal

RH

M16

19

Not existed

LH

40

FRONT FOG LAMP CIRCUIT

EXL-75

< COMPONENT DIAGNOSIS >

[XENON TYPE]

C

D

E

F

G

H

I

J

K

M

A

B

EXL

N

O

P

FRONT FOG LAMP CIRCUIT

Component Function Check

INFOID:0000000003135340

1.

CHECK FRONT FOG LAMP OPERATION

IPDM E/R AUTO ACTIVE TEST

1.

Activate IPDM E/R auto active test. Refer to 

PCS-11, "Diagnosis Description"

.

2.

Check that the front fog lamp is turned ON.

CONSULT-III ACTIVE TEST

1.

Select "EXTERNAL LAMPS" of IPDM E/R active test item.

2.

With operating the test items, Check that the front fog lamp is turned ON.

Is the front fog lamp turned ON?

YES

>> Front fog lamp circuit is normal.

NO

>> Refer to 

EXL-75, "Diagnosis Procedure"

. 

Diagnosis Procedure

INFOID:0000000003135341

1.

CHECK FRONT FOG LAMP FUSE

1.

Turn the ignition switch OFF.

2.

Check that the following fuses are not fusing.

Is the fuse fusing?

YES

>> GO TO 2.

NO

>> GO TO 3.

2.

CHECK FRONT FOG LAMP SHORT CIRCUIT

1.

Disconnect IPDM E/R connector and the front fog lamp connector.

2.

Check continuity between the IPDM E/R harness connector and the ground.

Does continuity exist?

YES

>> Repair the harnesses or connectors. And then replace the fuse.

NO

>> Replace the fuse. (Replace IPDM E/R if the fuse is fusing again.)

3.

CHECK FRONT FOG LAMP BULB

Check the applicable lamp bulb.
Is the bulb normal?

YES

>> GO TO 4.

NO

>> Replace the bulb.

4.

CHECK FRONT FOG LAMP OUTPUT VOLTAGE

CONSULT-III ACTIVE TEST

1.

Disconnect the front fog lamp connector.

2.

Turn the ignition switch ON.

3.

Select "EXTERNAL LAMPS" of IPDM E/R active test item.

Fog

: Front fog lamp ON

Off

: Front fog lamp OFF

Unit

Location

Fuse No.

Capacity

Front fog lamp

IPDM E/R

#58

15 A

IPDM E/R

Ground

Continuity

Connector

Terminal

RH

E8

86

Not existed

LH

87