DTC U0100: Lost Communication With ECM / Pcm "A"; DTC U0122: Lost Communication With Vehicle Dynamics Control Module; DTC U0140: Lost Communication With Body Control Module; DTC U0155: Lost Communication With Instrument Panel Cluster (IPC) Control Module [05/2014 - ]: Procedure
- CHECK OTHER DTC OUTPUT
- Connect the Techstream to the DLC3.
- Turn the ignition switch to ON and push the Techstream main switch on.
- Read the DTCs using the Techstream. Refer to DTC CHECK / CLEAR [05/2014 - ]
.
Result
Display (DTC output) Proceed to U0100, U0122, U0140 or U0155 A U0100, U0122, U0140 or U0155 and P160A B
B → See step 3
A: Go to next step
- CHECK DTC OUTPUT
- Connect the Techstream to the DLC3.
- Turn the ignition switch to ON and push the Techstream main switch on.
- Read the DTCs using the Techstream. Refer to DTC CHECK / CLEAR [05/2014 - ] .
NEXT → See step 4
- GO TO P160A. Refer to DTC P160A: Internal Control Module Random Access Memory (RAM) Error [05/2014 - ]
- GO TO CAN COMMUNICATION SYSTEM. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [05/2014 - ]