Infiniti FX35, FX50 (S51). Manual - part 1405

MWI

THE PARKING BRAKE RELEASE WARNING CONTINUES DISPLAYING, OR 

DOES NOT DISPLAY

MWI-139

< SYMPTOM DIAGNOSIS >

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THE PARKING BRAKE RELEASE WARNING CONTINUES DISPLAYING,
OR DOES NOT DISPLAY

Description

INFOID:0000000005524673

• The parking brake warning is displayed during vehicle travel even though the parking brake is released
• The parking brake warning is not displayed even though driving the vehicle with the parking brake applied

Diagnosis Procedure

INFOID:0000000005524674

1.

CHECK PARKING BRAKE WARNING LAMP OPERATION

1.

Start engine.

2.

Check the operation of the parking brake warning lamp when operating the parking brake.

Is the inspection result normal?

YES

>> Replace combination meter.

NO

>> GO TO 2.

2.

CHECK PARKING BRAKE SWITCH SIGNAL CIRCUIT

1.

Turn ignition switch OFF.

2.

Check the parking brake switch signal circuit. Refer to 

MWI-69, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 3.

NG

>> Repair harness or connector.

3.

CHECK PARKING BRAKE SWITCH UNIT

Perform a unit check for the parking brake switch. Refer to 

BRC-99, "Component Inspection"

. 

Is the inspection result normal?

YES

>> Replace combination meter.

NO

>> Replace parking brake switch.

Condition

Warning lamp status

Parking brake applied

ON

Parking brake released

OFF

MWI-140

< 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:0000000005524675

• 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:0000000005524676

1.

CHECK WASHER LEVEL SWITCH SIGNAL CIRCUIT

Check the washer level switch signal circuit. Refer to 

MWI-71, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK WASHER LEVEL SWITCH UNIT

Perform a unit check for the washer level switch. Refer to 

MWI-71, "Component Inspection"

.

Is the inspection result normal?

YES

>> Replace combination meter.

NO

>> Replace washer level switch. Refer to 

WW-116, "Removal and Installation"

.

MWI

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

PLAY

MWI-141

< SYMPTOM DIAGNOSIS >

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THE DOOR OPEN WARNING CONTINUES DISPLAYING, OR DOES NOT
DISPLAY

Description

INFOID:0000000005524677

• 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:0000000005524678

1.

CHECK BCM INPUT/OUTPUT SIGNAL

Connect CONSULT-III and check the BCM input signals. Refer to 

DLK-69, "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-83, "Removal and Installation"

.

3.

CHECK DOOR SWITCH SIGNAL CIRCUIT

Check the door switch signal circuit. Refer to 

DLK-69, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair harness or connector.

4.

CHECK DOOR SWITCH UNIT

Perform a unit check for the door switch. Refer to 

DLK-71, "Component Inspection"

.

Is the inspection result normal?

YES

>> Replace combination meter.

NO

>> Replace applicable door switch. Refer to 

DLK-280, "Removal and Installation"

.

“DOOR W/L”

Door open

: On

Door closed

: Off

MWI-142

< SYMPTOM DIAGNOSIS >

THE AMBIENT TEMPERATURE DISPLAY IS INCORRECT

THE AMBIENT TEMPERATURE DISPLAY IS INCORRECT

Description

INFOID:0000000005524679

• 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:0000000005524680

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

MWI-143, "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

Perform a unit check for 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 

HAC-180, "Removal and Installation"

.