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Home >> Infiniti >> 2004 >> QX56 AWD >> Repair and Diagnosis >> Accessories & Equipment >> Exterior Lights >> Turn Signal & Hazard Warning Lamps >> Turn Signal And Hazard Warning Lamps >> Turn Signal Lamp Does Not Operate

Turn Signal Lamp Does Not Operate

  1. CHECK COMBINATION SWITCH INPUT SIGNAL 

    With CONSULT-II

    Select "BCM" on CONSULT-II. With "FLASHER" data monitor, make sure "TURN SIGNAL R" and "TURN SIGNAL L" turns ON-OFF linked with operation of lighting switch.

    • When lighting switch is: TURN SIGNAL R ON TURN RH position 
    • When lighting switch is: TURN SIGNAL L ON TURN LH position 
      Fig 1: CONSULT-II Display - DATA MONITOR
      G02407455Courtesy of NISSAN MOTOR CO., U.S.A.

    Without CONSULT-II

    Refer to COMBINATION SWITCH INSPECTION .

    OK or NG 

  2. ACTIVE TEST 

    With CONSULT-II

    1. Select "FLASHER" during active test. Refer to ACTIVE TEST  .
    2. Make sure "FLASHER RIGHT" and "FLASHER LEFT" operate.

    Without CONSULT-II

    GO TO 3.

    OK or NG 

  3. CHECK TURN SIGNAL LAMPS CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect BCM connector and front turn/fog lamp LH and RH connectors.
    3. Check continuity between BCM harness connector M20 terminal 60 (G/B) and front turn/fog lamp LH harness connector E101 terminal 2 (G/B).
      • 60 (G/B) - 2 (G/B): Continuity should exist. 
    4. Check continuity between BCM harness connector M20 terminal 61 (G/Y) and front turn/fog lamp RH harness connector E102 terminal 2 (G/Y).
      • 61 (G/Y) - 2 (G/Y): Continuity should exist. 

    OK or NG 

    • OK: GO TO 4.
    • NG: Repair harness or connector.
      Fig 3: Checking Continuity Between BCM Harness And Front Turn/Fog Lamp RH Harness
      G02407457Courtesy of NISSAN MOTOR CO., U.S.A.
  4. CHECK GROUND 
    1. Check continuity between front turn/fog lamp LH harness connector E101 terminal 3 (B) and ground.
      • 3 (B) - Ground: Continuity should exist. 
    2. Check continuity between front turn/fog lamp RH harness connector E102 terminal 3 (B) and ground.
      • 3 (B) - Ground: Continuity should exist. 

    OK or NG 

    • OK: GO TO 5.
    • NG: Repair harness or connector.
      Fig 4: Checking Continuity Between Front Turn/Fog Lamp RH Harness Connector E102 Terminal 3 And Ground
      G02407458Courtesy of NISSAN MOTOR CO., U.S.A.
  5. CHECK BULB 

    Check bulb standard of each turn signal lamp is correct.

    OK or NG 

    • OK: Replace BCM if turn signal lamps do not work after setting the connector again. Refer to REMOVAL AND INSTALLATION OF BCM .
    • NG: Replace turn signal lamp bulb.