Door Key Cylinder Switch Test

1.Remove the driver's 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 in LOCK position.
  • There should be no continuity between the No. 2 and No. 3 terminals when the door key cylinder switch is in the neutral or UNLOCK position.
  • There should be continuity between the No. 1 and No. 2 terminals when the door key cylinder switch is in UNLOCK position.
  • There should be no continuity between the No. 1 and No. 2 terminals when the door key cylinder switch is in the neutral or LOCK position.

4.If the continuity is not as specified, replace the door key cylinder assembly.