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Bath fan light is not working

01 - Bath Fan Light Bulb

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

02 - Bath Fan Fluorescent Light Bulb

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

03 - Bath Fan Light 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.
Less Common

04 - Bath Fan Light 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.
Uncommon But Possible

05 - Bath Fan Switch 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.
Uncommon But Possible

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