Written by
Maya Ortiz Appliance Repair Content SpecialistPublished October 20, 2026
Whirlpool®
Code overviewat a glance.
The facts for this Whirlpool error, a plain-language snapshot, and what to confirm against your model number.
F6
Error codeF6
ApplianceMicrowave
Quick answer
F6 means the oven could not execute the function; the Relay Control Board or wiring may be the cause. Reset power first.
Model note: Whirlpool reuses codes across series and model years, so F6 may mean something different on another appliance or generation. Confirm this against your model’s documentation and record your full model number before acting.
Whirlpool®
What this codemay mean.
A plain-language reading of the code — always confirm against your model’s documentation.
Mean
The oven could not execute the function. There may be a problem with the Relay Control Board, or the associated wiring.
An F6 display means the microwave could not carry out the function you asked for. The manual suggests that the Relay Control Board, or the wiring around it, may be responsible.
Try this reset
Take the breaker off for one minute, then put it back on. Stay near the microwave for one minute and see if F6 comes up again, then confirm the microwave operates as normal. This applies to over-the-range Whirlpool microwaves.
F7 also reads as an Appliance Control Board problem.
F9 lists the Appliance Control Board and the Relay Control Board together.
Whirlpool microwave repair in Los Angeles
Call (310) 448-6692 when F6 does not clear. Whirlpool microwave repair in Los Angeles goes faster when you can give the code, the model number and the fact that you cycled power. Read more under microwave repair.
Stop immediately if you notice smoke, sparks, a burning smell, gas odor, or water near electrical parts.
Safe
Important
Do not attempt repairs involving electrical components, gas, water lines, refrigerant or sealed systems. Unplug the appliance if it is safe to reach the outlet, and leave internal diagnostics to a qualified technician.
Whirlpool®
Seeing this codeon your appliance?
Book an Whirlpool appliance service visit for a clear estimate and approval before any repair.
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