Nissan Maxima Service and Repair Manual: Hazard switch

Component Function Check

1.CHECK HAZARD SWITCH SIGNAL BY CONSULT

CONSULT DATA MONITOR

  1. Turn ignition switch ON.
  2. Select "HAZARD SW" of BCM (FLASHER) DATA MONITOR item.
  3. With operating the hazard switch, check the monitor status.

Nissan Maxima. CHECK HAZARD SWITCH SIGNAL BY CONSULT 

Diagnosis Procedure

1.CHECK HAZARD SWITCH SIGNAL INPUT

  1. Turn ignition switch OFF.
  2. Disconnect hazard switch connector.
  3. Turn ignition switch ON.
  4. Check voltage between hazard switch harness connector and ground.

Nissan Maxima. CHECK HAZARD SWITCH SIGNAL INPUT

2.CHECK HAZARD SWITCH SIGNAL OPEN CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect BCM connector M19.
  3. Check continuity between hazard harness connector and BCM harness connector.

Nissan Maxima. ECK HAZARD SWITCH SIGNAL OPEN CIRCUIT

3.CHECK HAZARD SWITCH SIGNAL SHORT CIRCUIT

Check continuity between hazard switch harness connector and ground.

Nissan Maxima. CHECK HAZARD SWITCH SIGNAL SHORT CIRCUIT

4.CHECK HAZARD SWITCH GROUND OPEN CIRCUIT

Check continuity between hazard switch harness connector and ground.

Nissan Maxima. CHECK HAZARD SWITCH GROUND OPEN CIRCUIT

    Optical sensor 

    ECU diagnosis information