Diagnostic Test

CHECK FOR AN ACTIVE DTC
1. Turn the ignition on.
2. With the scan tool, read ADCM DTCs and record on the repair order.
3. With the scan tool, erase the DTCs.
4. Start the Engine.
5. With the scan tool, read ADCM DTCs.
6. With the scan tool, read DTCs.
  Is the DTC active?
  
  Yes
  - Go To 2
  No
  - Go To 3
WRONG VIN PROGRAMMED IN PCM
1. Turn the ignition on.
2. With the scan tool, read the VIN in the PCM.
3. Compare VIN in the PCM to the vehicle VIN.
  Is the correct VIN programmed in the PCM?
  
  Yes
  - Replace the Active Damping Control Module (ADCM) in accordance with the Service Information. Refer to MODULE, ACTIVE DAMPING CONTROL (ADCM), REMOVAL .
  - Perform the ADCM VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Replace the Powertrain Control Module (PCM) in accordance with the Service Information. Refer to MODULE, POWERTRAIN CONTROL (PCM), REMOVAL .
  - Perform the PCM VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST - 3.6L , POWERTRAIN VERIFICATION TEST - 5.7L , POWERTRAIN VERIFICATION TEST - 6.2L or POWERTRAIN VERIFICATION TEST - 6.4L .
COMMUNICATION DTCS PRESENT
1. Turn the ignition off.
2. With the scan tool, read DTCs in all other modules. If any communications DTCs are present, perform the appropriate diagnostic procedure. Refer to DTC INDEX .
3. Perform any Service Bulletins that may apply.
  Were any problems found?
  
  Yes
  - Repair as necessary.
  - Perform the ADCM 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.