Pinpoint Test F : The RH (Right-Hand) Front, RH (Right-Hand) Rear Or LH (Left-Hand) Rear Window Control Switch Illumination Is Inoperative Or Always On (With Window One-Touch Up): Notes
WARNING: This page is about a different car, the 2018 Ford Focus. However, it is still accessible from the selected car via links, so may be relevant.
Diagnostic Overview
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. For information about these practices, REFER to: Diagnostic Methods .
Refer to Power Windows for schematic and connector information.
Normal Operation and Fault Conditions
REFER to: Instrument Panel and Interior Switches Illumination - System Operation and Component Description .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B12FF:11 | Rear Door Switch Illumination: Circuit Short To Ground | A continuous and on-demand DTC that sets in the DDM or PDM when the DRDM or PRDM detects a short to ground on the rear door switch illumination output circuit. |
| B12FF:15 | Rear Door Switch Illumination: Circuit Short To Battery Or Open | A continuous and on-demand DTC that sets in the DDM or PDM when the DRDM or PRDM detects a short battery voltage or a circuit open on the rear door switch illumination output circuit. |
| U2010:11 | Switch Illumination: Circuit Short To Ground | A continuous and on-demand DTC that sets when the PDM detects a short to ground on the passenger front window switch illumination output circuit. |
| U2010:15 | Switch Illumination: Circuit Short To Battery Or Open | A continuous and on-demand DTC that sets when the PDM detects a short to battery voltage or an open circuit on the passenger front window switch illumination output circuit. |
Possible Sources
- Wiring, terminals or connectors
- Window control switch
- PDM
- DRDM
- PRDM