Diagnostic Test

WARNING: This page is about a different variant/trim than selected.

CHECK CONNECTIONS ON DRIVER DOOR LOCK/UNLOCK SWITCH AND BODY CONTROL MODULE
1. Check for loose, damaged or corroded connections on the driver door lock/unlock switch or on the Body Control Module.
  Are there any loose or damaged connections?
  
  Yes
  - Repair the wiring connections as necessary.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Go To 2
CHECK WIRING BETWEEN DRIVER DOOR LOCK/UNLOCK SWITCH AND BODY CONTROL MODULE FOR AN OPEN/HIGH RESISTANCE
1. Check the wiring for an open circuit or high resistance between the driver door lock/unlock switch and PIN 14 of the Body Control Module connector F.
  Is there a high resistance or open condition in the wiring?
  
  Yes
  - Repair the open circuit or high resistance in the wiring.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Go To 3
CHECK WIRING BETWEEN DRIVER DOOR LOCK/UNLOCK SWITCH AND BODY CONTROL MODULE FOR A SHORT CIRCUIT
1. Check wiring for a short circuit between the driver door lock/unlock switch and PIN 14 of the Body Control Module connector F.
  Is there a short circuit in the wiring?
  
  Yes
  - Repair the short circuit in the wiring.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Go To 4
CHECK USING SCAN TOOL
1. Connect the scan tool and check that the driver door lock/unlock switch is working properly.
  Is the Driver door lock/unlock switch working properly?
  
  Yes
  - Replace the Body Control Module in accordance with the Service Information.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Replace driver door lock/unlock switch.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .