Pinpoint Test K : All High Beams Are On Continuously - Vehicles With Halogen Headlamps: Notes
WARNING: This page is about a different car, the 2018 Ford F-550 Super Duty, 2018 Ford F-450 Super Duty, 2018 Ford F-350 Super Duty, and 2018 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
Refer to Headlamps/Autolamps for schematic and connector information.
Normal Operation and Fault Conditions
REFER to: Exterior Lighting - Overview .
REFER to: Exterior Lighting - System Operation and Component Description .
Possible Sources
- Wiring, terminals or connectors
- LH steering column multifunction switch
- SCCM
- BCM
Visual Inspection and Diagnostic Pre-checks
- Inspect the LH steering column multifunction switch for damage.