Pinpoint Test O : The Abs (Anti-Lock Brake System) Warning Indicator Is Never Or Always On: 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.
See ABS Warning Indicator and ABS/Brake/Stability-Traction Control System Indication. REFER to: Instrument Panel Cluster (IPC) - System Operation and Component Description .
Normal Operation and Fault Conditions
If the ABS warning indicator request message is missing for less than 5 seconds, the IPC defaults the ABS warning indicator to its last indication state (on or off), based upon the last message received.
If the ABS warning indicator request message is missing for 5 seconds or longer, the IPC defaults the ABS warning indicator on.
Possible Sources
- Communication concern
- ABS concern
- GWM concern
- IPC