Nissan X-Trail 32. Manual - part 1172

B20E3 LED HEADLAMP LH

EXL-145

< DTC/CIRCUIT DIAGNOSIS >

[LED HEADLAMP]

C

D

E

F

G

H

I

J

K

M

A

B

EXL

N

O

P

NO

>> Perform the headlamp (LO) LH circuit diagnosis. Refer to 

EXL-147, "Diagnosis Procedure"

.

2.

CHECK HEADLAMP WARNING LH SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect front combination lamp LH connector.

3.

Turn ignition switch ON

4.

Check voltage between front combination lamp LH harness connector and ground.

Is the inspection result normal?

YES

>> Replace front combination lamp LH. Refer to 

EXL-191, "Removal and Installation"

.

NO

>> GO TO 3.

3.

CHECK HEADLAMP WARNING LH SIGNAL CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect IPDM E/R connector.

3.

Check continuity between front combination lamp LH harness connector and IPDM E/R harness connec-
tor.

Is the inspection result normal?

YES

>> Replace IPDM E/R. Refer to 

PCS-60, "Removal and Installation"

.

NO

>> Repair or replace harness.

+

-

Voltage

Front combination lamp LH

Connector

Terminal

E156

4

Ground

9 – 16 V

Front combination lamp LH

IPDM E/R

Continuity

Connector

Terminal

Connector

Terminal

E156

4

E148

53

Existed

EXL-146

< DTC/CIRCUIT DIAGNOSIS >

[LED HEADLAMP]

HEADLAMP (HI) CIRCUIT

HEADLAMP (HI) CIRCUIT

Component Function Check

INFOID:0000000010788837

1.

CHECK HEADLAMP (HI) OPERATION

With CONSULT

1.

Select “HEADLAMP (HI)” in “Active Test” mode of “IPDM E/R” using CONSULT.

2.

With operating the test items, check that the headlamp (HI) is turned ON.

Is the inspection result normal?

YES

>> Headlamp (HI) circuit is normal.

NO

>> Refer to 

EXL-146, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000010788838

1.

CHECK HEADLAMP (HI) OUTPUT VOLTAGE

With CONSULT

1.

Turn ignition switch OFF.

2.

Disconnect front combination lamp connector.

3.

Turn ignition switch ON.

4.

Select “HEADLAMP (HI)” in “Active Test” mode of “IPDM E/R” using CONSULT.

5.

With operating the test items, check voltage between IPDM E/R harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace IPDM E/R. Refer to 

PCS-60, "Removal and Installation"

.

2.

CHECK HEADLAMP (HI) POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect IPDM E/R connector.

3.

Check continuity between IPDM E/R harness connector and front combination lamp harness connector.

Is the inspection result normal?

YES

>> Perform the LED headlamp diagnosis. Refer to 

EXL-148, "Diagnosis Procedure"

.

NO

>> Repair or replace harness.

On

: Headlamp (HI) ON

Off

: Headlamp (HI) OFF

+

-

Test item

Voltage

IPDM E/R

Connector

Terminal

RH

E148

54

Ground

HEADLAMP 
(HI)

On

9 – 16 V

Off

0 – 1 V

LH

E149

59

On

9 – 16 V

Off

0 – 1 V

IPDM E/R

Front combination lamp

Continuity

Connector

Terminal

Connector

Terminal

RH

E148

54

E155

2

Existed

LH

E149

59

E156

HEADLAMP (LO) CIRCUIT

EXL-147

< DTC/CIRCUIT DIAGNOSIS >

[LED HEADLAMP]

C

D

E

F

G

H

I

J

K

M

A

B

EXL

N

O

P

HEADLAMP (LO) CIRCUIT

Component Function Check

INFOID:0000000010788839

1.

CHECK HEADLAMP (LO) OPERATION

With CONSULT

1.

Select “HEADLAMP (LO)” in “Active Test” mode of “IPDM E/R” using CONSULT.

2.

With operating the test items, check that the headlamp (LO) is turned ON.

Is the inspection result normal?

YES

>> Headlamp (LO) circuit is normal.

NO

>> Refer to 

EXL-147, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000010788840

1.

CHECK HEADLAMP (LO) OUTPUT VOLTAGE

With CONSULT

1.

Turn ignition switch OFF.

2.

Disconnect front combination lamp connector.

3.

Turn ignition switch ON.

4.

Select “HEADLAMP (LO)” in “Active Test” mode of “IPDM E/R” using CONSULT.

5.

With operating the test items, check voltage between IPDM E/R harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace IPDM E/R. Refer to 

PCS-60, "Removal and Installation"

.

2.

CHECK HEADLAMP (LO) POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect IPDM E/R connector.

3.

Check continuity between IPDM E/R harness connector and front combination lamp harness connector.

Is the inspection result normal?

YES

>> Perform the LED headlamp diagnosis. Refer to 

EXL-148, "Diagnosis Procedure"

.

NO

>> Repair or replace harness.

Lo

: Headlamp (LO) ON

Off

: Headlamp (LO) OFF

+

-

Test item

Voltage

IPDM E/R

Connector

Terminal

RH

E149

62

Ground

HEADLAMP 
(LO)

On

9 – 16 V

Off

0 – 1 V

LH

E148

50

On

9 – 16 V

Off

0 – 1 V

IPDM E/R

Front combination lamp

Continuity

Connector

Terminal

Connector

Terminal

RH

E149

62

E155

3

Existed

LH

E148

50

E156

EXL-148

< DTC/CIRCUIT DIAGNOSIS >

[LED HEADLAMP]

LED HEADLAMP

LED HEADLAMP

Diagnosis Procedure

INFOID:0000000010788841

1.

CHECK LED HEADLAMP GROUND CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect front combination lamp connector.

3.

Check continuity between front combination lamp harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace harness.

2.

CHECK LED HEADLAMP

Install the normal front combination lamp to the applicable headlamp. Check that the headlamp is turned ON.
Refer to 

EXL-98, "Work Procedure"

.

Is the headlamp turned ON?

YES

>> Replace the corresponding front combination lamp. Refer to 

EXL-191, "Removal and Installation"

.

NO

>> LED headlamp is normal.

Front combination lamp

—

Continuity

Connector

Terminal

RH

E155

1

Ground

Existed

LH

E156