Pinpoint Test T : The LH -RH Turn Signal, High Beam. Front Fog Lamp Or Rear Fog Lamp (If Equipped) Indicator Is Never Or Always On: Notes
WARNING: This page is about a different car, the 2017 Lincoln Navigator and 2017 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.
Normal Operation and Fault Conditions
See LH -RH Turn Signal Indicator, High Beam Indicator or Fog Lamp Indicator. Refer to Instrument Panel Cluster (IPC) .
If the turn signal command, high beam indicator request or fog lamp status messages are missing for less than 5 seconds, the IPC defaults the turn signals, high beam or fog lamp indicator to its last state (on or off) based upon the last message received.
If the turn signal command, high beam indicator request or fog lamp status messages are missing for 5 seconds or longer, the IPC defaults the turn signals, high beam or fog lamp indicator off.
Possible Sources
- Turn signal concern
- Fog lamp concern
- High beam concern
- Communication concern
- BCM concern
- Rear Lighting Control Module A (RLCMA)
- IPC