Door Lock Actuator Check (Front LH)

WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.

CHECKDOO R LOCK ACTUATOR SIGNAL
1. Turn ignition switch OFF.
2. Check voltage between BCM connector M19 terminals 44, 50 and ground.
Fig 1: Connector Terminals Voltage Table
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 2: Checking Voltage Between BCM Connector M19 Terminals 44, 50 & Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
1. OK: GO TO 2
2. NG: Replace BCM.
CHECKDOO R LOCK ACTUATOR HARNESS
1. Disconnect BCM and front door lock assembly LH.
2. Check continuity between BCM connector M19 terminals 44, 50 and front door lock assembly (actuator) LH connector D14 terminals 2, 3.
  
  Fig 3: Connector Terminals Continuity Table
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 4: Checking Continuity Between BCM Connector M19 Terminals 44, 50 & Front Door Lock Assembly
  Courtesy of NISSAN MOTOR CO., U.S.A.
3. Check continuity between BCM connector M19 terminals 44, 50 and body ground.
Fig 5: Continuity Between BCM Connector M19 Terminals 44, 50 & Body Ground Table
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
1. OK: Replace front door lock assembly (actuator) LH.
2. NG: Repair or replace harness.