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Nissan Leaf. Manual - part 628

HAZARD SWITCH

EXL-113

< DTC/CIRCUIT DIAGNOSIS >

[LED HEADLAMP]

EXL

Is the inspection result normal?

YES

>> Replace BCM. Refer to

BCS-72, "Removal and Installation"

>> Repair or replace harness.

CHECK HAZARD SWITCH GROUND OPEN CIRCUIT

Check continuity between hazard switch harness connector and ground.

Is the inspection result normal?

YES

>> Replace hazard switch. Refer to

EXL-139, "Removal and Installation"

>> Repair or replace harness.

Hazard switch

Ground

Continuity

Connector

Terminal

M45

Yes

EXL-114

< SYMPTOM DIAGNOSIS >

[LED HEADLAMP]

EXTERIOR LIGHTING SYSTEM SYMPTOMS

SYMPTOM DIAGNOSIS

EXTERIOR LIGHTING SYSTEM SYMPTOMS

WITHOUT DAYTIME RUNNING LIGHT SYSTEM
WITHOUT DAYTIME RUNNING LIGHT SYSTEM : Symptom Table

INFOID:0000000010121369

CAUTION:

Perform the “Self Diagnostic Result” with CONSULT before the symptom diagnosis. Perform the trou-

ble diagnosis if any DTC is detected.

Symptom

Possible cause

Inspection item

Headlamp (HI) is not
turned ON.

One side

• Fuse
• Halogen bulb (HI)
• Harness between IPDM E/R

and front combination lamp

• Harness between front combi-

nation lamp and ground

• IPDM E/R

Headlamp (HI) circuit
Refer to

EXL-84, "WITHOUT DAY-

TIME RUNNING LIGHT SYSTEM :
Component Function Check"

Both sides

Symptom diagnosis
“BOTH SIDE HEADLAMPS (HI) ARE NOT TURNED ON”
Refer to

EXL-120, "WITHOUT DAYTIME RUNNING LIGHT SYSTEM :

Diagnosis Procedure"

High beam indicator lamp is not turned ON.
[Headlamp (HI) is turned ON.]

Combination meter

• Combination meter

Data monitor “HI-BEAM IND”

• BCM (HEAD LAMP)

Active test “HEADLAMP”

Headlamp (LO) is not
turned ON.
[Headlamp warning lamp
is not turned ON.]

One side

• Fuse
• Harness between IPDM E/R

and front combination lamp

• IPDM E/R
• LED headlamp control module

Headlamp (LO) circuit
Refer to

EXL-89, "Component

Function Check"

Both sides

Symptom diagnosis
“BOTH SIDE HEADLAMPS (LO) ARE NOT TURNED ON”
Refer to

EXL-122, "Diagnosis Procedure"

Headlamp (LO) is not turned ON, or only 1 piece of
LED is turned ON.
[Headlamp warning lamp is turned ON.]

• Front combination lamp
• LED headlamp control module
• Harness between front combi-

nation lamp and ground

LED headlamp
Refer to

EXL-94, "Diagnosis Proce-

dure"

Each lamp is not turned ON/OFF using lighting
switch AUTO.

• Combination switch
• Harness between combination

switch and BCM

• BCM

Combination switch
Refer to

BCS-71, "Symptom Table"

• Optical sensor
• Harness between optical sen-

sor and BCM

• BCM

Optical sensor
Refer to

EXL-109, "Component

Function Check"

Parking lamp is not turned ON.

• Fuse
• Parking lamp bulb
• Parking lamp bulb socket
• Harness between IPDM E/R

and front combination lamp

• Harness between front combi-

nation lamp and ground

• IPDM E/R

Parking lamp circuit
Refer to

EXL-97, "Component

Function Check"

EXTERIOR LIGHTING SYSTEM SYMPTOMS

EXL-115

< SYMPTOM DIAGNOSIS >

[LED HEADLAMP]

EXL

Front side marker lamp is not turned ON.

• Fuse
• Front side marker lamp bulb
• Front side marker lamp bulb

socket

• Harness between IPDM E/R

and front side marker lamp

• Harness between front side

marker lamp and ground

Front side marker lamp circuit
Refer to

EXL-99, "Component

Function Check"

Tail lamp and rear side marker lamp are not turned
ON.

• Fuse
• Harness between IPDM E/R

and rear combination lamp

• Harness between rear combi-

nation lamp and ground

• Rear combination lamp

Tail lamp circuit
Refer to

EXL-101, "Component

Function Check"

License plate lamp is not turned ON.

• License plate lamp bulb
• License plate lamp bulb socket
• Harness between IPDM E/R

and license plate lamp

• Harness between license plate

lamp and ground

License plate lamp circuit
Refer to

EXL-103, "Component

Function Check"

Parking lamp, side marker lamp, tail lamp and li-
cense plate lamp are not turned OFF.

Symptom diagnosis
“PARKING, LICENSE PLATE, SIDE MARKER AND TAIL LAMPS ARE
NOT TURNED ON”
Refer to

EXL-123, "Diagnosis Procedure"

Tail lamp indicator lamp is not turned ON.
(Parking lamp, side marker lamp, tail lamp and li-
cense plate lamp are turned ON.)

Combination meter

• Combination meter

Data monitor “LIGHT IND”

• BCM (HEAD LAMP)

Active test “TAIL LAMP”

Turn signal lamp does not
blink.

Indicator lamp is nor-
mal.
(Applicable side per-
forms high flasher acti-
vation.)

• Turn signal lamp bulb
• Turn signal lamp bulb socket
• Harness between BCM and

each turn signal lamp

Turn signal lamp circuit
Refer to

EXL-107, "Component

Function Check"

Indicator lamp is includ-
ed.

• Combination switch
• Harness between combination

switch and BCM

• BCM

Combination switch
Refer to

BCS-71, "Symptom Table"

Turn signal indicator lamp
does not blink.
(Turn signal lamp is nor-
mal.)

One side

Combination meter

—

Both sides
(Always)

• Turn signal indicator lamp sig-

nal

• BCM
• Combination meter

• Combination meter

Data monitor “TURN IND”

• BCM (FLASHER)

Active test “FLASHER”

Both sides
(Only when activating
hazard warning lamp
with power switch OFF)

• Combination meter power sup-

ply and ground circuit

• Combination meter

Combination meter
Power supply and ground circuit
Refer to

MWI-85, "COMBINATION

METER : Diagnosis Procedure"

• Hazard warning lamp does not activate.
• Hazard warning lamp continues activating.
(Turn signal is normal.)

• Hazard switch
• Harness between hazard

switch and BCM

• BCM

Hazard switch
Refer to

EXL-112, "Component

Function Check"

Symptom

Possible cause

Inspection item

EXL-116

< SYMPTOM DIAGNOSIS >

[LED HEADLAMP]

EXTERIOR LIGHTING SYSTEM SYMPTOMS

WITH DAYTIME RUNNING LIGHT SYSTEM
WITH DAYTIME RUNNING LIGHT SYSTEM : Symptom Table

INFOID:0000000010121370

CAUTION:

Perform the “Self Diagnostic Result” with CONSULT before the symptom diagnosis. Perform the trou-

ble diagnosis if any DTC is detected.

Front fog lamp is not
turned ON.

One side

• Front fog lamp bulb
• Harness between IPDM E/R

and front fog lamp

• IPDM E/R

Front fog lamp circuit
Refer to

EXL-105, "Component

Function Check"

Both sides

Symptom diagnosis
“BOTH SIDE FRONT FOG LAMPS ARE NOT TURNED ON”
Refer to

EXL-124, "Diagnosis Procedure"

Front fog lamp indicator is not turned ON.
(Front fog lamp is turned ON.)

Combination meter

• Combination meter

Data monitor “FR FOG IND”

• BCM (HEAD LAMP)

Active test “FR FOG LAMP”

Symptom

Possible cause

Inspection item

Symptom

Possible cause

Inspection item

Headlamp (HI) is not
turned ON.

One side

• Fuse
• Halogen bulb (HI)
• Harness between IPDM E/R

and headlamp (HI)

• Harness between headlamp

(HI) and ground

• IPDM E/R

Headlamp (HI) circuit
Refer to

EXL-85, "WITH DAYTIME

RUNNING LIGHT SYSTEM : Com-
ponent Function Check"

• Harness between IPDM E/R

and daytime running light relay

• Daytime running light relay
• IPDM E/R

Daytime running light relay circuit
Refer to

EXL-91, "Component

Function Check"

Both sides

Symptom diagnosis
“BOTH SIDE HEADLAMPS (HI) ARE NOT TURNED ON”
Refer to

EXL-120, "WITH DAYTIME RUNNING LIGHT SYSTEM : Diag-

nosis Procedure"

High beam indicator lamp is not turned ON.
[Headlamp (HI) is turned ON.]

Combination meter

• Combination meter

Data monitor “HI-BEAM IND”

• BCM (HEAD LAMP)

Active test “HEADLAMP”

Headlamp (LO) is not
turned ON.

One side

• Fuse
• Harness between IPDM E/R

and headlamp lamp (LO)

• IPDM E/R
• LED headlamp control module

Headlamp (LO) circuit
Refer to

EXL-89, "Component

Function Check"

Both sides

Symptom diagnosis
“BOTH SIDE HEADLAMPS (LO) ARE NOT TURNED ON”
Refer to

EXL-122, "Diagnosis Procedure"

Each lamp is not turned ON/OFF with lighting switch
AUTO.

• Combination switch
• Harness between combination

switch and BCM

• BCM

Combination switch
Refer to

BCS-71, "Symptom Table"

• Optical sensor
• Harness between optical sen-

sor and BCM

• BCM

Optical sensor
Refer to

EXL-109, "Component

Function Check"

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