Nissan Note E12. Manual - part 301

EXL-72

< BASIC INSPECTION >

DIAGNOSIS AND REPAIR WORKFLOW

Inspect according to Diagnosis Procedure of the system.
Is malfunctioning part detected?

YES

>> GO TO 8.

NO

>> Check according to 

GI-41, "Intermittent Incident"

.

8.

REPAIR OR REPLACE THE MALFUNCTIONING PART

1. Repair or replace the malfunctioning part.

2. Reconnect parts or connectors disconnected during Diagnosis Procedure again after repair and replace-

ment.

3. Check DTC. If DTC is detected, erase it.

>> GO TO 9.

9.

FINAL CHECK

When DTC is detected in step 2, perform DTC CONFIRMATION PROCEDURE again, and then check that the

malfunction is repaired securely.

When symptom is described by the customer, refer to confirmed symptom in step 3 or 4, and check that the

symptom is not detected.
Is DTC detected and does symptom remain?

YES-1 >> DTC is detected: GO TO 7.

YES-2 >> Symptom remains: GO TO 4.

NO

>> Before returning the vehicle to the customer, always erase DTC.

HEADLAMP (HI) CIRCUIT

EXL-73

< DTC/CIRCUIT DIAGNOSIS >

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DTC/CIRCUIT DIAGNOSIS

HEADLAMP (HI) CIRCUIT

Component Function Check

INFOID:0000000009472883

1.

CHECK HEADLAMP (HI) OPERATION

CONSULT ACTIVE TEST

1. Select “EXTERNAL LAMPS” of IPDM E/R active test item.

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

NOTE:

ON/OFF is repeated 1 second each.

Is the inspection result normal?

YES

>> Headlamp (HI) circuit is normal.

NO

>> Refer to 

EXL-73, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000009472884

1.

CHECK HEADLAMP (HI) OUTPUT VOLTAGE

CONSULT ACTIVE TEST

1. Turn ignition switch OFF.

2. Disconnect headlamp high connector.

3. Turn ignition switch ON.

4. Select “EXTERNAL LAMPS” of IPDM E/R active test item.

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

>> GO TO 3.

2.

CHECK HEADLAMP (HI) OPEN CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect IPDM E/R connector.

3. Check continuity between IPDM E/R harness connector and headlamp high harness connector.

Is the inspection result normal?

Hi

: Headlamp (HI) ON

Off

: Headlamp (HI) OFF

(+)

(

−)

Test item

Voltage

(Approx.)

IPDM E/R

Connector

Terminal

RH

E45

25

Ground

EXTERNAL 
LAMPS

Hi

Battery voltage

Off

0 V

LH

27

Hi

Battery voltage

Off

0 V

IPDM E/R

Headlamp high

Continuity

Connector

Terminal

Connector

Terminal

RH

E45

27

E26 (without 

DTRL)

E73 (with DTRL)

1

Yes

LH

25

E25 (without 

DTRL)

E74 (with DTRL)

EXL-74

< DTC/CIRCUIT DIAGNOSIS >

HEADLAMP (HI) CIRCUIT

YES

>> GO TO 5.

NO

>> Repair or replace harness.

3.

CHECK HEADLAMP (HI) FUSE

1. Turn ignition switch OFF.

2. Check that the following fuses are not fusing.

Is the inspection result normal?

YES

>> Replace IPDM E/R.

NO

>> GO TO 4.

4.

CHECK HEADLAMP (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 fusing again.)

NO

>> Repair or replace harness. And then replace the fuse.

5.

CHECK HEADLAMP (HI) GROUND OPEN CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect headlamp high connector.

3. Check continuity between headlamp high harness connector and ground.

Is the inspection result normal?

YES

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

NO

>> Repair or replace harness.

Unit

Location

Fuse No.

Capacity

Headlamp HI (RH) 

IPDM E/R

#34

10 A

Headlamp HI (LH) 

#35

IPDM E/R 

Ground

Continuity

Connector

Terminal

RH

E45

27

No

LH

25

Headlamp high 

Ground

Continuity

Connector

Terminal

RH

E26 (with DTRL)

E73 (without DTRL)

2

Yes

LH

E25 (without DTRL)

E74 (with DTRL)

HEADLAMP (LO) CIRCUIT

EXL-75

< DTC/CIRCUIT DIAGNOSIS >

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HEADLAMP (LO) CIRCUIT

Component Function Check

INFOID:0000000009472887

1.

CHECK HEADLAMP (LO) OPERATION

CONSULT ACTIVE TEST

1. Select “EXTERNAL LAMPS” of IPDM E/R active test item.

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

Is the inspection result normal?

YES

>> Headlamp (LO) is normal.

NO

>> Refer to 

EXL-75, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000009472888

1.

CHECK HEADLAMP (LO) OUTPUT VOLTAGE

CONSULT ACTIVE TEST

1. Turn ignition switch OFF.

2. Disconnect headlamp low connector.

3. Turn ignition switch ON.

4. Select “EXTERNAL LAMPS” of IPDM E/R active test item.

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

>> GO TO 3.

2.

CHECK HEADLAMP (LO) OPEN CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect IPDM E/R connector.

3. Check continuity between IPDM E/R harness connector and headlamp low harness connector.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace harness.

3.

CHECK HEADLAMP (LO) FUSE

Lo

: Headlamp (LO) ON

Off

: Headlamp (LO) OFF

(+)

(

−)

Test item

Voltage

(Approx.)

IPDM E/R

Connector

Terminal

RH

E44

16

Ground

EXTERNAL 
LAMPS

Lo

Battery voltage

Off

0 V

LH

14

Lo

Battery voltage

Off

0 V

IPDM E/R

Headlamp low

Continuity

Connector

Terminal

Connector

Terminal

RH

E44

16

E26 (without 

DTRL)

E73 (with DTRL)

3

Yes

LH

14

E25 (without 

DTRL)

E73 (with DTRL)