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Diagnostic Test

WARNING: This page is about a different car, the 2022 Chrysler Voyager and 2022 Chrysler Pacifica. However, it is still accessible from the selected car via links, so may be relevant.
  1. READ AND RECORD DTCS AND ENVIRONMENTAL DATA - ERASE DTCS AND CHECK FOR DTC TO RETURN 
    1. With the scan tool, read DTCs in all Electronic Control Units (ECUs) and record on the repair order.
    2. With the scan tool, run a vehicle Scan Report, or record the Environmental Data related to the DTCs.
    3. With the scan tool, erase all DTCs.
    4. Turn the ignition off for a minimum of 10 seconds.
    5. Turn the ignition on.
    6. Using the recorded Environmental Data, along with the When Monitored and Set Conditions above, operate the vehicle in the conditions that set the DTC.
    7. With the scan tool, read DTCs.

      Did the DTC return?

      Yes 

      • Go To  2

      No 

  2. CHECK FOR REAR CAMERA DTCS IN THE CVPM 
    1. Refer to the saved DTC information recorded on the repair order.

      Were any Rear Camera circuit voltage or performance DTCs present in the CVPM?

      Yes 

      No 

      • Go To  3
  3. INSPECT THE REAR CAMERA LVDS COAX CABLE CONNECTIONS 
    1. Turn the ignition off.
    2. Inspect the CVPM C4 harness connector for a secure and undamaged connection.
    3. Inspect the Coax Cable in-line harness connectors for a secure and undamaged connection.
    4. Inspect the Rear Camera harness connector for a secure and undamaged connection.

      Are all connections secure and undamaged?

      Yes 

      • Go To  4

      No 

      • Repair the cable connection as needed and check video operation.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  4. CONNECT TEST TOOL CABLE KIT TO THE REAR CAMERA - ERASE DTCS AND CHECK FOR DTC TO RETURN 
    1. Turn the ignition off.
    2. Disconnect the CVPM harness connector.
    3. Disconnect the Rear Camera harness connector.
    4. Connect the RG-174 Coax Cable 9977-6-8 Adapter (special tool #9977-6-8, Adapter, RG-174 Coax Cable) between the Rear Camera and the CVPM C4 connector.
    5. Turn the ignition on.
    6. With the scan tool, erase DTCs.
    7. Turn the Radio on and wait 25 seconds.
    8. With the scan tool, read DTCs.

      Did the DTC return?

      Yes 

      • Go To  5

      No 

      • Replace the Rear Camera LVDS Coax Cable in accordance with the Service Information.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  5. CONNECT TEST TOOL CABLE KIT TO A KNOWN GOOD CAMERA - ERASE DTCS AND CHECK FOR DTC TO RETURN 
    1. Disconnect the RG-174 Coax Cable 9977-6-8 Adapter at the Rear Camera.
    2. Disconnect a known good working Camera from the vehicle.
    3. Connect the RG-174 Coax Cable 9977-6-8 Adapter (special tool #9977-6-8, Adapter, RG-174 Coax Cable) to the known good working Camera.
    4. Turn the ignition on.
    5. With the scan tool, erase DTCs.
    6. Turn the Radio on and wait 25 seconds.
    7. With the scan tool, read CVPM DTCs.

      Did the DTC return?

      Yes 

      • Go To  6

      No 

  6. CHECK RELATED HARNESS CONNECTIONS - ERASE DTCS AND CHECK FOR DTC TO RETURN 
    1. Disconnect all CVPM harness connectors.
    2. Disconnect all related in-line harness connections (if equipped).
    3. Disconnect the related component harness connectors.
    4. Inspect harness connectors, component connectors, and all male and female terminals for the following conditions:
      • Proper connector installation.
      • Damaged connector locks.
      • Corrosion.
      • Other signs of water intrusion.
      • Weather seal damage (if equipped).
      • Bent terminals.
      • Overheating due to a poor connection (terminal may be discolored due to excessive current draw).
      • Terminals that have been pushed back into the connector cavity.
      • Perform a terminal drag test on each connector terminal to verify proper terminal tension.

      Repair any conditions that are found.

    5. Reconnect all CVPM harness connectors. Be certain that all harness connectors are fully seated and the connector locks are fully engaged.
    6. Reconnect all in-line harness connectors (if equipped). Be certain that all connectors are fully seated and the connector locks are fully engaged.
    7. Reconnect all related component harness connectors. Be certain that all connectors are fully seated and the connector locks are fully engaged.
    8. With the scan tool, erase DTCs.
    9. Using the recorded Environmental Data, along with the When Monitored and Set Conditions above, operate the vehicle in the conditions that set the DTC.
    10. With the scan tool, read CVPM DTCs.

      Did the DTC return?

      Yes 

      No 

      • Repairing the wiring or connectors corrected the condition.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
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