Hazard Warning Lamp Does Not Operate But Turn Signal Lamps Operate

WARNING: This page is about a different car, the 2005 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.

CHECK BULB
Make sure bulb standard of each turn signal lamp is correct. Refer to "EXTERIOR LAMP ".

OK or NG
- OK: GO TO 2.
- NG: Replace turn signal lamp bulb. Refer to "BULB REPLACEMENT (FRONT TURN SIGNAL LAMP) " for front turn signal bulb. Refer to "BULB REPLACEMENT (REAR TURN SIGNAL LAMP) " for rear turn signal bulb.
CHECK HAZARD SWITCH INPUT SIGNAL
With CONSULT-II

Select "BCM" on CONSULT-II. With "FLASHER" data monitor, make sure "HAZARD SW" turns ON-OFF linked with operation of hazard switch.

Fig 1: Displaying HAZARD SW On DATA MONITOR Mode Screen
Courtesy of NISSAN MOTOR CO., U.S.A.

When hazard switch is in ON position: HAZARD SW ON

Without CONSULT-II

Check voltage between BCM harness connector M18 terminal 29 (Y/R) and ground.

Fig 2: Terminals Voltage Reference Chart
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 3: Checking Voltage Between BCM Harness Connector M18 Terminal 29 & Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
- OK: Replace BCM. Refer to "REMOVAL AND INSTALLATION OF BCM ".
- NG: GO TO 3.
CHECK HAZARD SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector and hazard switch connector.
3. Check continuity BCM harness connector M18 terminal 29 (Y/R) and hazard switch harness connector M55 terminal 2 (Y/R).
  
  Fig 4: Checking Continuity BCM Harness Connector M18 Terminal 29 & Hazard Switch Harness Connector M55 Terminal 2
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  29 (Y/R) - 2 (Y/R): Continuity should exist.
OK or NG
- OK: GO TO 4.
- NG: Repair harness or connector.
CHECK GROUND
Check continuity of hazard switch harness connector M55 terminal 1 (B) and ground.

Fig 5: Checking Continuity Between Hazard Switch Harness Connector M55 Terminal 6 & Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

1 (B) - Ground: Continuity should exist.

OK or NG
- OK: GO TO 5.
- NG: Repair harness or connector.
CHECK HAZARD SWITCH
1. Disconnect hazard switch connector.
2. Check continuity hazard switch.
  
  Fig 6: Checking Hazard Switch Continuity
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 7: Terminals Continuity Reference Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
- OK: Replace BCM if turn signal lamps does not work after setting the connector again. Refer to "REMOVAL AND INSTALLATION OF BCM ".
- NG: Replace hazard switch.