Power Door Lock Actuator: Testing and Inspection

DOOR LOCK ACTUATOR
1. Place the rod in the LOCK position, apply the battery power to the terminal [(3) for driver's side or (1) for passenger's side] and check to see that when the terminal [(1) for driver's side or (3) for passenger's side] is grounded, the rod moves to the UNLOCK position.
2. Then place the rod in the UNLOCK position, apply the battery power to the terminal [(1) for driver's side or (3) for passenger's side], and check to see that when the terminal [(3) for driver's side or (1) for passenger's side] is grounded, the rod moves to the LOCK position.
3. Check to ensure that when the rod is placed in the UNLOCK position, there is a continuity between the terminals (2) and (4), and that when the rod is placed in the LOCK position, there is no continuity.