Diagnostic Test

CHECK POWERTRAIN CONTROL MODULE (PCM) DTCs
1. With the scan tool, read PCM DTCs.
  Are there any PCM DTCs present?
  
  Yes
  - Refer to DTC INDEX and perform the appropriate diagnostic procedure.
  No
  - Go To 2
CHECK FOR AN ACTIVE DTC
1. With the scan tool, read TPM DTCs and record on the repair order.
2. Start the engine and run for two minutes.
3. With the scan tool, read TPM DTCs.
  Is the DTC active?
  
  Yes
  - Replace the Tire Pressure Monitoring (TPM) Module in accordance with the Service Information. Refer to MODULE, TIRE PRESSURE MONITORING (TPM), REMOVAL .
  - Perform the TPM VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Go To 3
INTERMITTENT WIRING AND CONNECTORS
1. 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.
2. Wiggle test the wiring harness and connectors while monitoring the scan tool data relative to this circuit.
3. Look for the data to change or for the DTC to reset during the wiggle test.
4. While monitoring the scan tool data relative to this circuit.
5. Look for the data to change other than as expected or for the DTC to reset.
  Were any problems found?
  
  Yes
  - Repair as necessary.
  - Perform the TPM VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  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 correct pin tension.
  - Perform the TPM VERIFICATION TEST. Refer to STANDARD PROCEDURE .