Diagnostic Test

CHECK FOR AN ACTIVE DTC
1. Turn the ignition on.
2. Press and release the Decklid/Liftgate Release Switch.
3. With the scan tool, read the Body Control Module (BCM) DTCs and record on the repair order.
  Is the DTC active?
  
  Yes
  - Go To 2
  No
  - The condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals and correct pin tension. If no problems are found, test complete.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
CHECK THE DECKLID RELEASE SWITCH
1. Turn the ignition off.
2. Disconnect the Decklid Release Switch harness connector.
3. Press and release the Decklid/Liftgate Release Switch.
4. With the scan tool, read the BCM DTCs.
  Is the DTC active?
  
  No
  - Go To 3
  Yes
  - Replace the Decklid Release Switch in accordance with the Service Information. Refer to SWITCH, DECK LID RELEASE, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
CHECK THE (P223) DECKLID/LIFTGATE RELEASE SWITCH SENSE CIRCUIT FOR A SHORT TO GROUND
1. Turn the ignition off.
2. Disconnect the BCM C6/F harness connector.
3. Check for continuity between ground and the (P223) Decklid/Liftgate Release Switch Sense circuit at the at the Decklid Release Switch harness connector.
  Is there continuity between ground and the (P223) Decklid/Liftgate Release Switch Sense circuit?
  
  Yes
  - Repair the short to ground in the (P223) Decklid/Liftgate Release Switch Sense circuit.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Replace the Body Control Module in accordance with Service Information. Refer to MODULE, BODY CONTROL (BCM), REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .