Turn Signal Lamp Does Not Operate

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.

Fig 1: Monitoring Turn Signal Switch (CONSULT-II)

Courtesy of NISSAN MOTOR CO., U.S.A.

When lighting switch is TURN RH position: TURN SIGNAL R ON 

When lighting switch is TURN LH position: TURN SIGNAL L ON 

Without CONSULT-II

Refer to COMBINATION SWITCH INSPECTION .

OK or NG

1. OK: Go to 2.
2. NG: Check lighting switch. Refer to , COMBINATION SWITCH INSPECTION .

With CONSULT-II

1. Select FLASHER during active test. Refer to ACTIVE TEST  .
   Fig 2: Using CONSULT-II To Operate Flashers

   Courtesy of NISSAN MOTOR CO., U.S.A.
2. Make sure FLASHER RIGHT and FLASHER LEFT operate.

Without CONSULT-II

Go to 3.

OK or NG

1. OK: Replace BCM. .
2. NG: Go to 3.

1. Turn ignition switch OFF.
2. Disconnect BCM connector and front combination lamp LH and RH connectors.
3. Check continuity between BCM harness connector M4 terminal 45 (G/W) and front combination lamp LH harness connector E44 terminal 4 (G).
   Fig 3: Testing Wire Harness Continuity BCM To Flasher Connectors

   Courtesy of NISSAN MOTOR CO., U.S.A.

   45 (G/W) - 4 (G): Continuity should exist  .

4. Check continuity between BCM harness connector M4 terminal 46 (BR/W) and front combination lamp RH harness connector E24 terminal 4 (PU). See Fig 3 .

   46 (BR/W) - 4 (PU): Continuity should exist  .

OK or NG

1. OK: Go to 4.
2. NG: Repair harness or connector.

1. Check continuity between front combination lamp LH harness connector E44 terminal 8 (B) and ground.

   8 (B) - Ground: Continuity should exist  .

2. Check continuity between front combination lamp RH harness connector E24 terminal 8 (B) and ground.
   Fig 4: Testing Combination Lamp RH Harness Connector Continuity

   Courtesy of NISSAN MOTOR CO., U.S.A.

   8 (B) - Ground: Continuity should exist  .

OK or NG

1. OK: Go to 5.
2. NG: Repair harness or connector.

1. Disconnect rear combination lamp unit connector.
2. Check continuity (short circuit) between front combination lamp LH harness connector E44 terminal 4 (G) and ground.

   4 (G) - Ground: Continuity should not exist  .

3. Check continuity (short circuit) between front combination lamp RH harness connector E24 terminal 4 (PU) and ground.

   4 (PU) - Ground: Continuity should not exist  .

OK or NG

1. OK: Go to 6.
2. NG: Repair harness or connector.
   Fig 5: Testing Flasher Circuit For Shorts

   Courtesy of NISSAN MOTOR CO., U.S.A.

Check bulb standard of each turn signal lamp is correct.

OK or NG

1. OK: Replace BCM if turn signal lamps do not work after setting the connector again. .
2. NG: Replace turn signal lamp bulb.