Nissan Leaf. Manual - part 973

MWI

THE METER CONTROL SWITCH IS INOPERATIVE

MWI-95

< SYMPTOM DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

SYMPTOM DIAGNOSIS

THE METER CONTROL SWITCH IS INOPERATIVE

Description

INFOID:0000000010122431

If any of the following malfunctions is found for the meter control switch operation.

• All switches are inoperative

• The specified switch cannot be operated

Diagnosis Procedure

INFOID:0000000010122432

1.

CHECK METER CONTROL SWITCH SIGNAL CIRCUIT

Check the meter control switch signal circuit. Refer to 

MWI-89, "Diagnosis Procedure"

. 

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace harness or connector.

2.

CHECK METER CONTROL SWITCH

Check the meter control switch. Refer to 

MWI-90, "Component Inspection"

. 

Is the inspection result normal?

YES

>> Replace combination meter. Refer to 

MWI-102, "Removal and Installation"

.

NG

>> Replace meter control switch. Refer to 

MWI-104, "Removal and Installation"

.

MWI-96

< SYMPTOM DIAGNOSIS >

THE DOOR OPEN WARNING CONTINUES DISPLAYING, OR DOES NOT DIS-

PLAY

THE DOOR OPEN WARNING CONTINUES DISPLAYING, OR DOES NOT
DISPLAY

Description

INFOID:0000000010122433

• The door ajar warning is displayed even though all of the doors are closed.

• The door ajar warning is not displayed even though a door is ajar.

Diagnosis Procedure

INFOID:0000000010122434

1.

CHECK BCM INPUT SIGNAL

Check the BCM input signal. Refer to 

DLK-102, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> GO TO 3.

2.

CHECK COMBINATION METER INPUT SIGNAL

Select “Data Monitor” of “METER/MA” and check the “DOOR W/L” monitor value while opening and closing

door.

Is the inspection result normal?

YES

>> Replace combination meter. Refer to 

MWI-102, "Removal and Installation"

.

NO

>> Replace BCM. Refer to 

BCS-72, "Removal and Installation"

.

3.

CHECK DOOR SWITCH SIGNAL CIRCUIT

Check the door switch signal circuit. Refer to 

DLK-102, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness or connector.

4.

CHECK DOOR SWITCH

Check the door switch. Refer to 

DLK-103, "Component Inspection"

.

Is the inspection result normal?

YES

>> Replace combination meter. Refer to 

MWI-102, "Removal and Installation"

.

NO

>> Replace applicable door switch. Refer to 

DLK-203, "Removal and Installation"

.

Monitor item

Condition

Status

DOOR W/L

Door open

ON

Door closed

OFF

MWI

UPPER METER DOES NOT OPERATE

MWI-97

< SYMPTOM DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

UPPER METER DOES NOT OPERATE

Description

INFOID:0000000010122435

The upper meter function all do not operate.

Diagnosis Procedure

INFOID:0000000010122436

1.

CHECK UPPER METER POWER SUPPLY AND GROUND CIRCUIT

Check the upper meter power supply and ground circuit. Refer to 

MWI-85, "UPPER METER : Diagnosis Pro-

cedure"

. 

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace harness or connector.

2.

CHECK COMMUNICATION LINE (METER 

→ UPPER) SIGNAL CIRCUIT

Check the communication line (METER 

→ UPPER) signal circuit. Refer to 

MWI-87, "Diagnosis Procedure"

. 

Is the inspection result normal?

YES

>> Replace upper meter. Refer to 

MWI-103, "Removal and Installation"

.

NO

>> Replace combination meter. Refer to 

MWI-102, "Removal and Installation"

.

MWI-98

< SYMPTOM DIAGNOSIS >

THE OUTSIDE AIR TEMPERATURE DISPLAY IS INCORRECT

THE OUTSIDE AIR TEMPERATURE DISPLAY IS INCORRECT

Description

INFOID:0000000010122437

• The displayed ambient air temperature is higher than the actual temperature.

• The displayed ambient air temperature is lower than the actual temperature.

Diagnosis Procedure

INFOID:0000000010122438

NOTE:

Check that the symptom is not applicable to the normal operating condition before starting diagnosis. Refer to

MWI-101, "INFORMATION DISPLAY : Description"

.

1.

CHECK AMBIENT SENSOR SIGNAL CIRCUIT

Check the ambient sensor signal circuit. Refer to 

HAC-92, "Diagnosis Procedure"

 (Auto A/C with heat pump)

or 

HAC-283, "Diagnosis Procedure"

 (Auto A/C without heat pump).

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace harness or connector.

2.

CHECK AMBIENT SENSOR

Check the ambient sensor. Refer to 

HAC-94, "Component Inspection"

 (Auto A/C with heat pump) or 

HAC-285,

"Component Inspection"

 (Auto A/C without heat pump).

Is the inspection result normal?

YES

>> Replace combination meter. Refer to 

MWI-102, "Removal and Installation"

.

NO

>> Replace ambient sensor. Refer to 

HAC-189, "Removal and Installation"

 (Auto A/C with heat

pump) or 

HAC-348, "Removal and Installation"

 (Auto A/C without heat pump).