Nissan Sentra. Instruction — part 656

MWI-70

< SYMPTOM DIAGNOSIS >

THE OIL PRESSURE WARNING LAMP DOES NOT TURN ON

THE OIL PRESSURE WARNING LAMP DOES NOT TURN ON

Description

INFOID:0000000009758303

The oil pressure warning lamp stays off when the ignition switch is turned ON.

Diagnosis Procedure

INFOID:0000000009758304

1.

CHECK COMBINATION METER OIL PRESSURE WARNING LIGHT

1. Select METER/M&A on CONSULT.

2. Observe OIL W/L DATA MONITOR while operating the ignition switch.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Replace combination meter. Refer to

MWI-77, "Removal and Installation"

.

Component

Condition

CONSULT

Oil pressure warning light

Ignition ON

ON

Ignition OFF

OFF

MWI

THE OIL PRESSURE WARNING LAMP DOES NOT TURN OFF

MWI-71

< SYMPTOM DIAGNOSIS >

C

D

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F

G

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B

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THE OIL PRESSURE WARNING LAMP DOES NOT TURN OFF

Description

INFOID:0000000009758305

The oil pressure warning lamp remains illuminated while the engine is running (normal oil pressure).

Diagnosis Procedure

INFOID:0000000009758306

1.

CHECK COMBINATION METER INPUT SIGNAL

1. Start the engine and select METER/M&A on CONSULT.

2. Observe OIL W/L DATA MONITOR and the operation of the oil pressure warning lamp on the combination

meter.

Is the inspection result normal?

YES

>> Perform ECM self-diagnosis. Refer to

EC-66, "CONSULT Function"

.

NO

>> Replace combination meter. Refer to

MWI-77, "Removal and Installation"

.

Component

Condition

CONSULT

Oil pressure warning light

Engine running

OFF

MWI-72

< 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:0000000009758307

• 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:0000000009758308

1.

CHECK BCM INPUT SIGNAL

Check the BCM input signal. Refer to

DLK-102, "Component Function Check"

(with Intelligent Key) or

DLK-

253, "Component Function Check"

(without Intelligent Key).

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> GO TO 3.

2.

CHECK COMBINATION METER INPUT SIGNAL

Select the METER/M&A Data Monitor and check the DOOR W/L monitor value while opening and closing

doors.

Is the inspection result normal?

YES

>> Replace combination meter. Refer to

MWI-77, "Removal and Installation"

.

NO

>> Replace BCM. Refer to

BCS-73, "Removal and Installation"

(with Intelligent Key) or

BCS-126,

"Removal and Installation"

(without Intelligent Key).

3.

CHECK DOOR SWITCH SIGNAL CIRCUIT

Check the door switch signal circuit. Refer to

DLK-102, "Diagnosis Procedure"

(with Intelligent Key) or

DLK-

253, "Diagnosis Procedure"

(without Intelligent Key).

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness or connector.

4.

CHECK DOOR SWITCH

Perform a unit check for the door switch. Refer to

DLK-103, "Component Inspection"

(with Intelligent Key) or

DLK-255, "Component Inspection"

(without Intelligent Key).

Is the inspection result normal?

YES

>> Replace combination meter. Refer to

MWI-77, "Removal and Installation"

.

NO

>> Replace applicable door switch. Refer to

DLK-194, "Removal and Installation"

(with Intelligent

Key) or

DLK-341, "Removal and Installation"

(without Intelligent Key).

Monitor item

Condition

Status

DOOR W/L

Door open

ON

Door closed

OFF

MWI

THE PARKING BRAKE RELEASE WARNING CONTINUES DISPLAYING, OR

DOES NOT DISPLAY

MWI-73

< SYMPTOM DIAGNOSIS >

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

Description

INFOID:0000000009758309

• The parking brake warning is displayed while driving the vehicle even though the parking brake is released.

• The parking brake warning is not displayed while driving the vehicle even though the parking brake is

applied.

Diagnosis Procedure

INFOID:0000000009758310

1.

CHECK PARKING BRAKE WARNING LAMP OPERATION

1. Start engine.

2. Check the operation of the brake warning lamp while operating the parking brake.

Is the inspection result normal?

YES

>> Replace combination meter. Refer to

MWI-77, "Removal and Installation"

.

NO

>> GO TO 2.

2.

CHECK PARKING BRAKE SWITCH

Check the parking brake switch. Refer to

MWI-61, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace parking brake switch.

3.

CHECK PARKING BRAKE SWITCH SIGNAL CIRCUIT

1. Turn ignition switch OFF.

2. Check the parking brake switch signal circuit. Refer to

MWI-60, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> Replace combination meter. Refer to

MWI-77, "Removal and Installation"

.

NO

>> Repair or replace harness or connector.

Condition

Warning lamp status

Parking brake applied

ON

Parking brake released

OFF