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 [06/2016 - ]: 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 [06/2016 - ]
).
Result
Display (DTC output) Proceed to U0100, U0122, U0140 or U0155 A U0100, U0122, U0140 or U0155 and P160A B
Result:
B
GO TO P160A
(Refer to DTC P160A: Internal Control Module Random Access Memory (RAM) Error [06/2016 - ] )
Result:
A
See step 2
- 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 [06/2016 - ] ).
Result:
NEXT
GO TO CAN COMMUNICATION SYSTEM
(Refer to HOW TO PROCEED WITH TROUBLESHOOTING [06/2016 - 03/2017] Refer to HOW TO PROCEED WITH TROUBLESHOOTING [03/2017 - ] )