Pinpoint Test A : All DIMMABLE Illumination Does Not Dim: Notes
Diagnostic Overview
Diagnostics in this service information assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to Diagnostic Methods in Service Information for information about these practices.
Refer to CLUSTER AND PANEL ILLUMINATION for schematic and connector information.
Normal Operation and Fault Conditions
Refer to Instrument Cluster and Panel Illumination .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B1124:09 | Lamp Fade Control: Component Failure | Sets in continuous memory and on-demand when the SCCM detects a short to ground from the instrument panel dimmer switch up, down, or courtesy lamp request input circuits for more than 2 minutes. |
Possible Sources
- Wiring, terminals or connectors
- Instrument panel dimmer switch
- SCCM