Pinpoint Test C : DTC (Diagnostic Trouble Code) U0100:87: Notes
WARNING: This page is about a different variant/trim than selected.
Normal Operation and Fault Conditions
AWD: DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0100:87 | Lost Communication With ECM/PCM "A": Missing Message | Sets in continuous memory in the AWD module if data messages received from the PCM are missing for 5 seconds or longer. |
Possible Sources
- Communication concern
- PCM
- AWD