Pinpoint Test F : DTC (Diagnostic Trouble Code) U0131:87: Notes
Refer to MODULE COMMUNICATIONS NETWORK for schematic and connector information.
Normal Operation and Fault Conditions
The IPMA communicates with the PSCM through the HS-CAN2.
Possible Causes
- Communication network concern
- PSCM (integral to the steering gear)
- IPMA (integral to the interior rear view mirror)
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0131:87 | Lost Communication With Power Steering Control Module: Missing Message | A continuous memory DTC that sets in the IPMA if messages received from the PSCM over the HS-CAN2 are missing for 0.5 second or more. |