Exterior Lighting System DTCS: Autolamps
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .
| DTC | Description | Action |
|---|---|---|
| B1A85:21 | Ambient Light Sensor: Signal Amplitude < Minimum | GO to Pinpoint Test B |
| B1A85:22 | Ambient Light Sensor: Signal Amplitude > Maximum | GO to Pinpoint Test B |