Nissan Quest E52. Manual - part 646

EXL-188

< DTC/CIRCUIT DIAGNOSIS >

[HALOGEN TYPE]

TURN SIGNAL LAMP CIRCUIT

TURN SIGNAL LAMP CIRCUIT

Component Function Check

INFOID:0000000009653166

1.

CHECK TURN SIGNAL LAMP

CONSULT ACTIVE TEST

1.

Select “FLASHER” of BCM (FLASHER) active test item.

2.

With operating the test items, check that the turn signal lamps is turned ON.

Is the inspection result normal?

YES

>> Turn signal lamp circuit is normal.

NO

>> Refer to 

EXL-188, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000009653167

1.

CHECK TURN SIGNAL LAMP

CONSULT ACTIVE TEST

1.

Select “FLASHER” of BCM (FLASHER) active test item.

2.

With operating the test items, check that the turn signal lamps is turned ON.

Which turn signal lamp does not turn ON?

Side turn signal lamp>>GO TO 3.
Other than side turn signal lamp>>GO TO 2.

2.

CHECK TURN SIGNAL LAMP BULB

Check the applicable lamp bulb.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace bulb.

3.

CHECK TURN SIGNAL LAMP OUTPUT VOLTAGE

1.

Turn ignition switch OFF.

2.

Disconnect front combination lamp connector, side turn signal lamp connector and rear combination lamp
connector.

3.

Turn ignition switch ON.

4.

With operating the turn signal switch, check voltage between BCM harness connector and ground.

LH

: Turn signal lamps (LH) ON

RH

: Turn signal lamps (RH) ON

Off

: Turn signal lamps OFF

LH

: Turn signal lamps (LH) ON

RH

: Turn signal lamps (RH) ON

Off

: Turn signal lamps OFF

TURN SIGNAL LAMP CIRCUIT

EXL-189

< DTC/CIRCUIT DIAGNOSIS >

[HALOGEN TYPE]

C

D

E

F

G

H

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M

A

B

EXL

N

O

P

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> GO TO 5.

4.

CHECK TURN SIGNAL LAMP OPEN CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect BCM connector.

3.

Check continuity between BCM harness connector and front combination lamp, door mirror or rear combi-
nation lamp harness connector.

Front turn signal lamp

Side turn signal lamp

Rear turn signal lamp

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Repair or replace harness.

5.

CHECK TURN SIGNAL LAMP SHORT CIRCUIT

Check continuity between BCM harness connector and ground.

(+)

(–)

Condition

Voltage

(Approx.)

BCM

Connector

Terminal

LH

M123

60

Ground

Turn signal 
switch

LH

OFF

0 V

RH

61

RH

OFF

0 V

PKID0926E

PKID0926E

BCM

Front combination lamp

Continuity

Connector

Terminal

Connector

Terminal

 RH

M123

61

E349

3

Existed

 LH

60

E348

BCM

Door mirror

Continuity

Connector

Terminal

Connector

Terminal

Passenger side

M123

61

D3

20

Existed

Driver side

60

D43

BCM

Rear combination lamp

Continuity

Connector

Terminal

Connector

Terminal

RH

M123

61

B205

4

Existed

LH

60

B80

EXL-190

< DTC/CIRCUIT DIAGNOSIS >

[HALOGEN TYPE]

TURN SIGNAL LAMP CIRCUIT

Is the inspection result normal?

YES-1 >> (When side turn signal lamp does not turn ON) Replace BCM. Refer to 

BCS-98, "Removal and

Installation"

.

YES-2 >> (When lamp other than side turn signal lamp does not turn ON) Check each bulb socket for inter-

nal short circuit, and if check result is normal, replace BCM. Refer to 

BCS-98, "Removal and

Installation"

.

NO

>> Repair or replace harness.

6.

CHECK TURN SIGNAL LAMP GROUND OPEN CIRCUIT

Check continuity between BCM harness connector and front combination lamp, door mirror or rear combina-
tion lamp and ground.

Front turn signal lamp

Side turn signal lamp

Rear turn signal lamp

Is the inspection result normal?

YES-1 >> (When side turn signal lamp does not turn ON) Replace door mirror assembly.
YES-2 >> (When lamp other than side turn signal lamp does not turn ON) Check corresponding bulb socket

and harness. Repair or replace if necessary.

NO

>> Repair or replace harness.

BCM

Ground

Continuity

Connector

Terminal

RH

M123

61

Not existed

LH

60

Front combination lamp

Ground

Continuity

Connector

Terminal

RH

E349

2

Existed

LH

E348

Door mirror

Ground

Continuity

Connector

Terminal

Passenger side

D3

19

Existed

Driver side

D43

Rear combination lamp

Ground

Continuity

Connector

Terminal

RH

B205

3

Existed

LH

B80

FRONT FOG LAMP CIRCUIT

EXL-191

< DTC/CIRCUIT DIAGNOSIS >

[HALOGEN TYPE]

C

D

E

F

G

H

I

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K

M

A

B

EXL

N

O

P

FRONT FOG LAMP CIRCUIT

Component Function Check

INFOID:0000000009653168

1.

CHECK FRONT FOG LAMP OPERATION

CONSULT 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 measurement normal?

YES

>> Front fog lamp circuit is normal.

NO

>> Refer to 

EXL-191, "Diagnosis Procedure"

. 

Diagnosis Procedure

INFOID:0000000009653169

1.

CHECK FRONT FOG LAMP BULB

Check the applicable lamp bulb.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace bulb.

2.

CHECK FRONT FOG LAMP OUTPUT VOLTAGE

CONSULT ACTIVE TEST

1.

Turn ignition switch OFF.

2.

Disconnect front fog lamp connector.

3.

Turn ignition switch ON.

4.

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

5.

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

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace IPDM E/R.

3.

CHECK FRONT FOG LAMP OPEN CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect IPDM E/R connector.

3.

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

Is the inspection result normal?

YES

>> GO TO 4.

Fog

: Front fog lamp ON

Off

: Front fog lamp OFF

(+)

(

−

)

Test item

Voltage

(Approx.)

IPDM E/R

Connector

Terminal

RH

E345

86

Ground

EXTERNAL 
LAMPS

Fog

Battery voltage

Off

0 V

LH

87

Fog

Battery voltage

Off

0 V

IPDM E/R

Front fog lamp

Continuity

Connector

Terminal

Connector

Terminal

RH

E345

86

E402

1

Existed

LH

87

E331