Pinpoint Test B : The AUTOLAMPS Are On Continuously: Notes
WARNING: This page is about a different car, the 2019 Ford SSV Plug-in Hybrid, 2019 Ford Police Responder Hybrid, and 2019 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
The Autolamps Are On Continuously
Normal Operation and Fault Conditions
REFER to: Exterior Lighting - Overview .
REFER to: Exterior Lighting - System Operation and Component Description .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B1A85:11 | Ambient Light Sensor: Circuit Short To Ground | A continuous memory and on-demand DTC that sets when the BCM detects a short to ground from the light sensor input circuit. |
| B1A85:13 | Ambient Light Sensor: Circuit Open | An on-demand DTC that sets when the BCM detects an open or short to voltage from the light sensor input circuit. |
Possible Sources
- Wiring, terminals or connectors
- Light sensor
- BCM
Visual Inspection and Diagnostic Pre-checks
- Inspect the headlamp switch for damage.
- Inspect the light sensor for damage.