Pinpoint Test Q: DTC (Diagnostic Trouble Code) U0159:87: Notes
Refer to Module Communications Network for schematic and connector information.
Normal Operation and Fault Conditions
The IPMB communicates with the PAM through the HS-CAN2, GWM and HS-CAN1. The PAM is contained inside the BCM and cannot be serviced separately.
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0159:87 | Lost Communication With Parking Assist Control Module "A": Missing Message | Sets in continuous memory in the IPMB if expected messages from the PAM are not received for 5 seconds or more when the ignition is on. |
Possible Causes
- Communication network concern
- PAM (integral to the BCM)
- IPMB concern
- GWM concern