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Symptom Chart

WARNING: This page is about a different car, the 2015 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.

Symptom Chart: Fog Lamps 

Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .

Symptom Chart 

Condition Possible Sources Actions
A module does not respond to the diagnostic scan tool Fuse
Wiring, terminals or connectors
Module
REFER to: Communications Network .
Both front fog lamps are inoperative Refer to the Pinpoint Test
NOTE: If equipped, when snow plow mode is selected, the fog lamps are disabled. Make sure the vehicle is not in snow plow mode before continuing diagnosis.
GO to PINPOINT TEST A : BOTH FRONT FOG LAMPS ARE INOPERATIVE 
An individual front fog lamp is inoperative Refer to the Pinpoint Test GO to PINPOINT TEST B : AN INDIVIDUAL FRONT FOG LAMP IS INOPERATIVE 
The front fog lamps are on continuously Refer to the Pinpoint Test GO to PINPOINT TEST C : THE FRONT FOG LAMPS ARE ON CONTINUOUSLY 
The rear fog lamp is inoperative Refer to the Pinpoint Test GO to PINPOINT TEST D : THE REAR FOG LAMP IS INOPERATIVE 
The rear fog lamp is on continuously Refer to the Pinpoint Test GO to PINPOINT TEST E : THE REAR FOG LAMP IS ON CONTINUOUSLY