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Fog Light Relay

Lighting

Controls the power supply to the fog lights.

The fog light relay controls the flow of electricity to the fog lights, ensuring they turn on and off when needed, based on the driver’s input or vehicle conditions.

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Typical part cost
$20–$60🔒
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Typical labor cost
$50–$150🔒
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Typically lasts
80,000–150,000 mi
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Or about
5.0–10.0 years
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DIY difficulty
3/10

⚠️ Owners Often Notice

If the Fog Light Relay is starting to fail, these are the signs owners most commonly report before it gets worse:

Fog lights not turning on
Electrical short
Fog light flickering
Fog light relay not engaging

Related Services

Services commonly performed on or around this part.

Replace Fog Light Relay

No standard interval on file

Inspect Fog Light Relay

No standard interval on file

Test Fog Light Relay

No standard interval on file