Nissan Leaf. Manual - part 656

 

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Nissan Leaf. Manual - part 656

 

 

HEADLAMP (HI) CIRCUIT

EXL-225

< DTC/CIRCUIT DIAGNOSIS >

[HALOGEN HEADLAMP]

C

D

E

F

G

H

I

J

K

M

A

B

EXL

N

O

P

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace harness.

3.

CHECK HEADLAMP (HI) FUSE

1. Turn power switch OFF.

2. Check that the following fuses are not blown:

Is the inspection result normal?

YES

>> Replace IPDM E/R. Refer to 

PCS-29, "Removal and Installation"

.

NO

>> GO TO 4.

4.

CHECK HEADLAMP HIGH (HI) SHORT CIRCUIT

1. Disconnect IPDM E/R connector.

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

Is the inspection result normal?

YES

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

NO

>> Replace the blown fuse after repairing the affected circuit.

5.

CHECK HEADLAMP (HI) GROUND OPEN CIRCUIT

1. Disconnect front combination lamp connector.

2. Check continuity between front combination lamp harness connector and ground.

Is the inspection result normal?

YES

>> Replace headlamp (HI) bulb.

NO

>> Repair or replace harness.

WITH DAYTIME RUNNING LIGHT SYSTEM
WITH DAYTIME RUNNING LIGHT SYSTEM : Component Function Check

INFOID:0000000010121447

1.

CHECK HEADLAMP (HI) OPERATION

CONSULT ACTIVE TEST

1. Select “EXTERNAL LAMPS” in “Active Test” of “IPDM E/R”.

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

IPDM E/R

Front combination lamp

Continuity

Connector

Terminal

Connector

Terminal

RH

E15

49

E45

2

Yes

LH

50

E26

Unit

Location

Fuse No.

Capacity

Headlamp HI (RH) 

IPDM E/R

51

10 A

Headlamp HI (LH) 

52

IPDM E/R 

Ground

Continuity

Connector

Terminal

RH

E15

49

No

LH

50

Front combination lamp 

Ground

Continuity

Connector

Terminal

RH

E45

4

Yes

LH

E26

EXL-226

< DTC/CIRCUIT DIAGNOSIS >

[HALOGEN HEADLAMP]

HEADLAMP (HI) CIRCUIT

NOTE:

ON/OFF is repeated 1 second each.

Is the inspection result normal?

YES

>> Headlamp (HI) circuit is normal.

NO

>> Refer to 

EXL-226, "WITH DAYTIME RUNNING LIGHT SYSTEM : Diagnosis Procedure"

.

WITH DAYTIME RUNNING LIGHT SYSTEM : Diagnosis Procedure

INFOID:0000000010121448

1.

CHECK HEADLAMP (HI) OUTPUT VOLTAGE

CONSULT ACTIVE TEST

1. Turn power switch OFF.

2. Disconnect headlamp high connector.

3. Turn power switch ON.

4. Select “EXTERNAL LAMPS” in “Active Test” of “IPDM E/R”.

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

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> GO TO 3.

2.

CHECK HEADLAMP (HI) OPEN CIRCUIT

1. Turn power 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

>> GO TO 5.

NO

>> Repair or replace harness.

3.

CHECK HEADLAMP (HI) FUSE

1. Turn power switch OFF.

2. Check that the following fuses are not blown:

Is the inspection result normal?

YES

>> Replace IPDM E/R.

NO

>> GO TO 4.

Hi

: Headlamp (HI) ON

Off

: Headlamp (HI) OFF

(+)

(

−)

Test item

Voltage

(Approx.)

IPDM E/R

Connector

Terminal

RH

E15

49

Ground

EXTERNAL 

LAMPS

Hi

Battery voltage

Off

0 V

LH

50

Hi

Battery voltage

Off

0 V

IPDM E/R

Front combination lamp

Continuity

Connector

Terminal

Connector

Terminal

RH

E15

49

E45

2

Yes

LH

50

E26

Unit

Location

Fuse No.

Capacity

Headlamp HI (RH) 

IPDM E/R

51

10 A

Headlamp HI (LH) 

52

HEADLAMP (HI) CIRCUIT

EXL-227

< DTC/CIRCUIT DIAGNOSIS >

[HALOGEN HEADLAMP]

C

D

E

F

G

H

I

J

K

M

A

B

EXL

N

O

P

4.

CHECK HEADLAMP (HI) SHORT CIRCUIT

1. Disconnect IPDM E/R connector. Refer to 

PCS-29, "Removal and Installation"

.

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

Is the inspection result normal?

YES

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

NO

>> Replace the blown fuse after repairing the affected circuit.

5.

CHECK ILLUMINATION STATUS OF HEADLAMPS

Check illumination status of headlamps.
Which headlamp does not turn ON?

RH

>> GO TO 6.

LH

>> GO TO 9.

6.

CHECK HEADLAMP HI (RH) GROUND OPEN CIRCUIT-1

1. Remove daytime running light relay.

2. Check continuity between daytime running light relay harness connector and front combination lamp RH

harness connector.

Is the inspection result normal?

YES

>> GO TO 7.

NO

>> Repair or replace harness.

7.

CHECK HEADLAMP HI (RH) GROUND OPEN CIRCUIT-2

Check continuity between daytime running light relay harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 8.

NO

>> Repair or replace harness.

8.

CHECK HEADLAMP HI (RH) DAYTIME RUNNING LIGHT RELAY CIRCUIT

Check continuity between terminal 3 - 4 of daytime running light relay.

Is the inspection result normal?

YES

>> Replace headlamp (HI) bulb. (Bulb socket is abnormal.)

NO

>> Replace daytime running light relay.

9.

CHECK HEADLAMP HI (LH) GROUND OPEN CIRCUIT

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

IPDM E/R 

Ground

Continuity

Connector

Terminal

RH

E15

49

No

LH

50

Daytime running light relay

Front combination lamp RH

Continuity

Connector

Terminal

Connector

Terminal

E76

3

E45

4

Yes

Daytime running light relay

Ground

Continuity

Connector

Terminal

E76

4

Yes

Daytime running light relay

Continuity

Terminal

3 - 4

Yes

EXL-228

< DTC/CIRCUIT DIAGNOSIS >

[HALOGEN HEADLAMP]

HEADLAMP (HI) CIRCUIT

Is the inspection result normal?

YES

>> Replace headlamp (HI) bulb. (Bulb socket is abnormal.)

NO

>> Repair or replace harness.

Front combination lamp LH

Ground

Continuity

Connector

Terminal

E26

4

Yes

 

 

 

 

 

 

 

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