Nissan Maxima Service and Repair Manual: Door switch

Description

Detects front door open/close condition.

Component Function Check

1.CHECK FUNCTION

With CONSULT

Check front door switches DOOR SW-DR and DOOR SW-AS in Data Monitor mode with CONSULT.

Diagnosis Procedure

1.CHECK FRONT DOOR SWITCH INPUT SIGNAL

Nissan Maxima. CHECK FRONT DOOR SWITCH INPUT SIGNAL

  1. Turn ignition switch OFF.
  2. Check signal between BCM connector and ground with oscilloscope.

Nissan Maxima. CHECK FRONT DOOR SWITCH INPUT SIGNAL

2.CHECK FRONT DOOR SWITCH CIRCUIT

Nissan Maxima. CHECK FRONT DOOR SWITCH CIRCUIT

  1. Disconnect BCM connector.
  2. Check continuity between BCM connector and front door switch connector.
  3. Check continuity between BCM connector and ground.

Nissan Maxima. CHECK FRONT DOOR SWITCH CIRCUIT

Nissan Maxima. CHECK FRONT DOOR SWITCH CIRCUIT

3.CHECK FRONT DOOR SWITCH

4.CHECK INTERMITTENT INCIDENT

Component Inspection

1.CHECK FRONT DOOR SWITCH

Nissan Maxima. CHECK FRONT DOOR SWITCH

  1. Turn ignition switch OFF.
  2. Disconnect front door switch connector.
  3. Check front door switch.

Nissan Maxima. CHECK FRONT DOOR SWITCH

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