Pinpoint Test Aa : The High Beam 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.
Normal Operation and Fault Conditions
See High Beam Indicator. REFER to: Instrument Panel Cluster (IPC) - System Operation and Component Description .
If the headlamp high/low status message is missing for less than 5 seconds, the IPC defaults the high beam indicator to its last indication state (on or off), based upon the last message received.
If the headlamp high/low status message is missing for 5 seconds or longer, the IPC defaults the high beam indicator off.
Possible Sources
- Exterior lighting concern
- Communication concern
- BCM concern
- GWM concern
- IPC