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Bath Fan Light is Not Working

The part(s) or condition(s) listed below for the symptom Bath fan light is not working are ordered from most likely to least likely to occur. Check or test each item, starting with the items at the top of the page.

Most Frequent Causes for Bath fan light is not working

For the most accurate results, enter your model number.


Cause 1Light Bulb

The light bulb has likely burned out. Try replacing the light bulb.

Parts
Cause 2Fluorescent Light Bulb

The fluorescent light bulb has likely burned out. Try replacing the light bulb.

Parts
Cause 3Light Socket

To determine if the light socket is defective, use a multimeter to test the incoming power to the socket. If the socket is getting power, but the light bulb won’t work, this indicates that the socket is defective and should be replaced.

Parts
Cause 4Light Switch

To determine if the light switch is defective, use a multimeter to test the switch for continuity. If the light switch does not have continuity, replace it.

Parts
Cause 5Switch Kit

To determine if a switch is defective, use a multimeter to test the appropriate switch for continuity. There may be up to three different circuits controlling the fan, light, and heater separately. If the switch does not have continuity in the on position, replace it.

Parts
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