DTC U0073: Control Module Communication Bus "A" Off; DTC U0101: Lost Communication with TCM; DTC U0122: Lost Communication with Vehicle Dynamics Control Module; DTC U0155: Lost Communication with Instrument Panel Cluster (IPC) Control Module; DTC U0402: Invalid Data Received from TCM; DTC U0416: Invalid Data Received from Vehicle Dynamics Control Module; DTC U0423: Invalid Data Received from Instrument Panel Cluster Control Module [05/2014 - ]: Procedure
- CHECK ANY OTHER DTCS OUTPUT
- Connect the Techstream to the DLC3.
- Turn the ignition switch to ON.
- Turn the Techstream on.
- Enter the following menus: Powertrain / Cruise Control / Trouble Codes.
- Read the DTCs.
Result
Result Proceed to DTC U0073, U0101, U0122, U0155, U0402, U0416 or U0423 is output A DTC U0073, U0101, U0122, U0155, U0402, U0416 or U0423 and other DTCs are output B
B → See step 3
A → See step 2
- GO TO CAN COMMUNICATION SYSTEM. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [05/2014 - ]
- GO TO DTC CHART. Refer to DIAGNOSTIC TROUBLE CODE CHART [05/2014 - ]