Diagnostic Test

DTC PRESENT
1. With the scan tool, record and erase the DTCs.
2. Cycle the ignition switch from On to Off.
3. Wait 30 seconds.
4. Turn the ignition on.
5. With the scan tool, read the DTCs.
  Does the scan tool display; U0431-00-IMPLAUSIBLE DATA RECEIVED FROM IPM?
  
  No
  - Test complete, 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 poor pin fit.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  Yes
  - Go To 2
POWER LIFTGATE MODULE
1. With the scan tool, read the DTCs in several other modules.
  Does the scan tool display; U0431-00-IMPLAUSIBLE DATA RECEIVED FROM IPM in other modules?
  
  No
  - Replace the Power Liftgate Module in accordance with the Service Information. Refer to MODULE, POWER LIFTGATE CONTROL, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  Yes
  - Replace the TIPM in accordance with the Service Information. Refer to MODULE, TOTALLY INTEGRATED POWER (TIPM), REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .