Rear Turn Signal Lamp Does Not Operate

CHECK TAIL LAMPS AND STOP LAMPS
Make sure tail lamps and stop lamps is illuminated.

OK or NG

OK : GO TO 2.

NG : GO TO 3.
CHECK TURN SIGNAL LAMPS CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector M4 terminal 45 and rear combination lamp control unit harness connector B65 terminal 4.
  45 - 4 : Continuity should exist.
3. Check continuity between BCM harness connector M4 terminal 46 and rear combination lamp control unit harness connector B65 terminal 5.
  46 - 5 : Continuity should exist.
  
  Fig 1: Identifying Continuity Between BCM Harness And Rear Combination Lamp Control Unit Harness Connector B65
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK : Replace rear combination lamp control unit.

NG : Repair harness or connector.
CHECK POWER SUPPLY CIRCUIT
1. Disconnect rear combination lamp control unit connector.
2. Check voltage between rear combination lamp control unit harness connector B65 terminal 1 and ground.
  1 - Ground : Battery voltage.
  
  Fig 2: Identifying Voltage Between Rear Combination Lamp Control Unit Harness And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK : GO TO 4.

NG : Repair harness or connector.
CHECK GROUND CIRCUIT
Check continuity between rear combination lamp control unit harness connector B65 terminal 7 and ground.

7 - Ground : Continuity should exist.

OK or NG

OK : GO TO 5.

NG : Repair harness or connector.

Fig 3: Identifying Continuity Between Rear Combination Lamp Control Unit Harness And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK REAR COMBINATION LAMPS CIRCUIT
1. Disconnect rear combination lamp RH and LH connectors.
2. Check continuity between rear combination lamp control unit harness connector B65 terminal 11 and rear combination lamp LH harness connector B57 terminal 3.
  11 - 3 : Continuity should exist.
3. Check continuity between rear combination lamp control unit harness connector B65 terminal 10 and rear combination lamp LH harness connector B57 terminal 4.
  10 - 4 : Continuity should exist.
  
  Fig 4: Identifying Continuity Between Rear Combination Lamp Control Unit And Rear Combination Lamp LH Harness Connector
  Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check continuity between rear combination lamp control unit harness connector B65 terminal 9 and rear combination lamp RH harness connector B219 terminal 3.
  9 - 3 : Continuity should exist.
5. Check continuity between rear combination lamp control unit harness connector B65 terminal 8 and rear combination lamp RH harness connector B219 terminal 4.
  8 - 4 : Continuity should exist.
OK or NG

OK : Replace rear combination lamp control unit or rear combination lamp, and then check if turn signal lamps is illuminated.

NG : Repair harness or connector.