Pinpoint Test G: DTC U0100:00: Notes
- DTC U0100:00 (Lost Communication With ECM/PCM "A") - sets in continuous memory if data messages received from the PCM over the High Speed Controller Area Network (HS-CAN) to the Cruise-Control Module (C-CM) are missing for greater than 5 seconds.
This pinpoint test is intended to diagnose the following:
- PCM
- C-CM