Check Door Lock Actuator (Passenger Side and Rear LH/RH)
- CHECK DOOR LOCK ACTUATOR CIRCUIT
- Disconnect BCM and each door lock actuator connectors.
- Check continuity between BCM connector M4 terminals 50, 51 and front door lock actuator passenger side, rear door lock actuator LH/RH connectors D40, D52, D72 terminals 2, 3.
50 (PU) - 3 (PU) : Continuity should exist.
51 (W/B) - 2 (L or Y) : Continuity should exist.
- Check continuity between BCM connector M4 terminals 50, 51 and ground.
50 (PU) - Ground : Continuity should not exist.
51 (W/B) - Ground : Continuity should not exist.
OK or NG
OK : GO TO 2.
NG : Repair or replace harness.
- CHECK DOOR LOCK ACTUATOR SIGNAL
Check voltage between BCM connector M4 terminals 50, 51 and ground.
CONNECTOR TERMINAL VOLTAGE SPECIFICATIONSConnector Terminal (Wire color) Condition Voltage (V) (Approx.) (+) (-) M4 50 (PU) Ground Door lock/unlock switch is turned to LOCK. 0 --> Battery voltage --> 0 51 (W/B) Door lock/unlock switch is turned to UNLOCK. 0 --> Battery voltage --> 0 Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
OK : Replace front door lock assembly (passenger side) or rear door lock actuator LH/RH.
NG : Replace BCM.