Security Door Key Cylinder Switch Test

1.Remove the door panel.

2.Disconnect the 3P connector from the key cylinder switch.

 

3.Check for continuity between the terminals.

  • There should be continuity between the No. 2 and No. 3 terminals when the door key cylinder switch is LOCK position.
  • There should be continuity between the No. 1 and No. 2 terminals when the door key cylinder switch is UNLOCK position.