Pinpoint Test C : One Or Both Front Fog Lamps 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.
One Or Both Front Fog Lamps 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 |
|---|---|---|
| B1046:11 | Front Fog Lamp Control Switch: Circuit Short To Ground | A continuous memory and on-demand DTC that sets when the BCM detects a short to ground on the fog lamp on input circuit. |
| B1147:15 | Left Front Fog Lamps: Circuit Short To Battery or Open | A continuous memory and on-demand DTC that sets when the BCM detects an open or short to voltage from the left fog lamp output circuit. |
| B1148:15 | Right Front Fog Lamps: Circuit Short To Battery or Open | A continuous memory and on-demand DTC that sets when the BCM detects an open or short to voltage from the right fog lamp output circuit. |
Possible Sources
- Wiring, terminals or connectors
- Headlamp switch
- BCM
Visual Inspection and Diagnostic Pre-checks
- Inspect the headlamp switch for damage.