Nissan Altima 2007-2012 Service Manual: The door open warning continues displaying, or does not display

Description

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

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

Diagnosis Procedure

1.CHECK BCM INPUT SIGNAL

Connect CONSULT-III and check the BCM input signals. Refer to the following: • Door switch - coupe: DLK-69, "Component Function Check" • Door switch - sedan: DLK-293, "Component Function Check" • Trunk lamp switch and trunk release solenoid - coupe: DLK-93, "Component Function Check" • Trunk lamp switch and trunk release solenoid - sedan: DLK-316, "Component Function Check" Is the inspection result normal? YES >> GO TO 2

NO >> GO TO 3

2.CHECK COMBINATION METER INPUT SIGNAL

1. Select “METER/M&A” on CONSULT-III.

2. Monitor “DOOR W/L” and “TRUNK/GLAS-H” of “DATA MONITOR” while opening and closing doors and trunk.

Is the inspection result normal? YES >> Replace combination meter. Refer to MWI-176, "Removal and Installation".

NO >> Replace BCM. Refer to BCS-96, "Removal and Installation".

3.CHECK DOOR SWITCH SIGNAL CIRCUIT

Check the door switch signal circuit. Refer to the following: • Coupe: DLK-69, "Diagnosis Procedure" • Sedan: DLK-293, "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 the following: • Coupe: DLK-71, "Component Inspection" • Sedan: DLK-295, "Component Inspection" Is the inspection result normal? YES >> GO TO 5

NO >> Replace door switch.

5.CHECK TRUNK LAMP SWITCH AND TRUNK RELEASE SOLENOID SIGNAL CIRCUIT

Check the trunk lamp switch and trunk release solenoid signal circuit. Refer to the following: • Coupe: DLK-93, "Diagnosis Procedure" • Sedan: DLK-316, "Diagnosis Procedure"

Is the inspection result normal? YES >> GO TO 6

NO >> Repair harness or connector.

6.CHECK TRUNK LAMP SWITCH AND TRUNK RELEASE SOLENOID UNIT

Perform a unit check for the trunk lamp switch and trunk release solenoid. Refer to the following: • Coupe: DLK-94, "Component Inspection" • Sedan: DLK-318, "Component Inspection" Is the inspection result normal? YES >> Replace combination meter. Refer to MWI-176, "Removal and Installation".

NO >> Replace trunk lamp switch and trunk release solenoid.

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