Pinpoint Test J : DTC (Diagnostic Trouble Code) U0140:00 Or DTC (Diagnostic Trouble Code) U0140:82: Notes
WARNING: This page is about a different car, the 2018 Ford Focus. 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 BCM through the HS-CAN. REFER to: Lane Keeping System - System Operation and Component Description .
Possible Causes
- Communication network concern
- BCM
- IPMA
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0140:00 | Lost Communication With Body Control Module: No Sub Type Information | Sets in continuous memory and on-demand in the IPMA if expected messages from the BCM are not received. |
| U0140:82 | Lost Communication With Body Control Module: Alive/Sequence Counter Incorrect/Not Updated | Sets in continuous memory and on-demand in the IPMA if expected messages from the BCM are not received. |