Normal Operation
WARNING: This page is about a different car, the 2013 Ford F-550 Super Duty, 2013 Ford F-450 Super Duty, 2013 Ford F-350 Super Duty, and 2013 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
When the parking lamps are on, the Body Control Module (BCM) provides voltage to the non-networked dimmable illumination sources based on the Steering Column Control Module (SCCM) illumination messages that are sent over the network to the BCM.
- B1315:15 (Backlighting (Non Reflective Controls) Illumination Output: Circuit Short Battery or Open) - an on-demand DTC that sets when the BCM detects a short to voltage from the backlighting output circuit.
This pinpoint test is intended to diagnose the following:
- Wiring, terminals or connectors
- BCM