Pinpoint Test N : U0100:87: Notes
Refer to MODULE COMMUNICATIONS NETWORK for schematic and connector information.
Normal Operation and Fault Conditions
The PAM communicates with the PCM on the HS-CAN.
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 PAM if expected messages from the PCM are not received for 0.5 second or more. |
Possible Sources
- Wiring, terminals or connectors
- PAM
- PCM