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Pinpoint Test M : DTC (Diagnostic Trouble Code) U0155:00, DTC (Diagnostic Trouble Code) U0155:87: Notes

WARNING: This page is about a different car, the 2020 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.

Refer to Module Communications Network for schematic and connector information.

Normal Operation and Fault Conditions 

The IPMA communicates with the IPC on the HS-CAN3 through the GWM.

Possible Causes 

DTC Description Fault Trigger Conditions
U0155:00 Lost Communication With Instrument Panel Cluster (IPC) Control Module: No Sub Type Information A continuous memory DTC that sets in the IPMA if messages received from the IPC over the HS-CAN3 through the GWM are missing for 10 seconds or more.
U0155:87 Lost Communication With Instrument Panel Cluster (IPC) Control Module: Missing Message