Infiniti G37 Coupe. Manual - part 952

MWI-154

< SYMPTOM DIAGNOSIS >

THE LOW WASHER FLUID WARNING CONTINUES DISPLAYING, OR DOES 

NOT DISPLAY

THE LOW WASHER FLUID WARNING CONTINUES DISPLAYING, OR
DOES NOT DISPLAY

Description

INFOID:0000000001606721

• The warning is still displayed even after washer fluid is added
• The warning is not displayed even though the washer tank is empty

Diagnosis Procedure

INFOID:0000000001606722

1.

CHECK WASHER LEVEL SWITCH SIGNAL CIRCUIT

Check the washer level switch signal circuit. Refer to 

MWI-64, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK WASHER LEVEL SWITCH

Check the washer level switch. Refer to 

MWI-64, "Component Inspection"

.

Is the inspection result normal?

YES

>> Replace combination meter.

NO

>> Replace washer level switch. Refer to 

WW-85, "Removal and Installation"

.

MWI

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

PLAY

MWI-155

< SYMPTOM DIAGNOSIS >

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THE DOOR OPEN WARNING CONTINUES DISPLAYING, OR DOES NOT
DISPLAY

Description

INFOID:0000000001606723

• 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:0000000001606724

1.

CHECK BCM INPUT SIGNAL

1.

Connect the CONSULT-III.

2.

Check the BCM input signals. Refer to 

DLK-66, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> GO TO 3.

2.

CHECK UNIFIED METER AND A/C AMP. INPUT SIGNAL

Select the “Data Monitor” for the “METER/M&A” and check the “DOOR W/L” monitor value.

Is the inspection result normal?

YES

>> Replace combination meter.

NO

>> Replace BCM. Refer to 

BCS-79, "Removal and Installation"

.

3.

CHECK DOOR SWITCH SIGNAL CIRCUIT

Check the door switch signal circuit. Refer to 

DLK-66, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair harness or connector.

4.

CHECK DOOR SWITCH

Check the door switch. Refer to 

DLK-67, "Component Inspection"

.

Is the inspection result normal?

YES

>> Replace combination meter.

NO

>> Replace applicable door switch. Refer to 

DLK-238, "Removal and Installation"

.

“DOOR W/L”

Door open

: On

Door closed

: Off

MWI-156

< SYMPTOM DIAGNOSIS >

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

PLAY

THE TRUNK OPEN WARNING CONTINUES DISPLAYING, OR DOES NOT
DISPLAY

Description

INFOID:0000000001606725

• The trunk ajar warning is displayed continuously even though the trunk lid is closed.
• The trunk ajar warning is not displayed even though the trunk lid is open.

Diagnosis Procedure

INFOID:0000000001606726

1.

CHECK BCM INPUT SIGNAL

1.

Connect the CONSULT-III.

2.

Check the BCM input signals. Refer to 

DLK-77, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> GO TO 3.

2.

CHECK UNIFIED METER AND A/C AMP. INPUT SIGNAL

Select the “Data Monitor” for the “METER/M&A” and check the “TRUNK/GLAS-H” monitor value.

Is the inspection result normal?

YES

>> Replace combination meter.

NO

>> Replace BCM.

3.

CHECK TRUNK LID OPENER SWITCH SIGNAL CIRCUIT

Check the trunk lid opener switch signal circuit. Refer to 

DLK-77, "Diagnosis Procedure"

. 

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair harness or connector.

4.

CHECK TRUNK LID OPENER SWITCH

Check the trunk lid opener switch. Refer to 

DLK-78, "Component Inspection"

. 

Is the inspection result normal?

YES

>> Replace combination meter.

NO

>> Replace the trunk lid switch. Refer to 

DLK-245, "Removal and Installation"

.

“TRUNK/GLAS-H”

Trunk lid open

: ON

Trunk lid closed

: OFF

MWI

THE AMBIENT TEMPERATURE DISPLAY IS INCORRECT

MWI-157

< SYMPTOM DIAGNOSIS >

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THE AMBIENT TEMPERATURE DISPLAY IS INCORRECT

Description

INFOID:0000000001606727

• 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:0000000001606728

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

MWI-158, "INFORMATION DISPLAY : Description"

.

1.

CHECK AMBIENT SENSOR SIGNAL CIRCUIT

Check the ambient sensor signal circuit. Refer to 

HAC-88, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK AMBIENT SENSOR UNIT

Check the ambient sensor. Refer to 

HAC-89, "Component Inspection"

.

Is the inspection result normal?

YES

>> Replace unified meter and A/C amp.

NO

>> Replace ambient sensor. Refer to 

VTL-25, "Removal and Installation"

.