Pinpoint Test H: DTC (Diagnostic Trouble Code) U0131:00: Notes
Refer to MODULE COMMUNICATIONS NETWORK for schematic and connector information.
Normal Operation and Fault Conditions
The PAM communicates with the PSCM through the HS-CAN1, HS-CAN2 and GWM.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0131:00 | Lost Communication with Power Steering Control Module: No Sub Type Information | A continuous memory DTC that sets in the PAM if messages received from the PSCM are missing for 5 seconds or more. |
Possible Sources
- Communication network concern
- PSCM (integral to the steering gear)
- GWM concern
- PAM (integral to the BCM)