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Whirlpool service — Whirlpool Microwave F6 Code

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Whirlpool Microwave F6 Code Relay Control Board

Book a Repair (844) 968-2053
Daniel Reeves Written by Daniel Reeves Appliance Repair Content Specialist Published October 20, 2026

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Code overview at a glance.

The facts for this Whirlpool error, a plain-language snapshot, and what to confirm against your model number.

Error code F6
Appliance Microwave
Content status Verified
Quick answer

F6: the oven could not execute the function; possible Relay Control Board or wiring problem. Power reset 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.

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What this code may mean.

A plain-language reading of the code — always confirm against your model’s documentation.

The oven could not execute the function. There may be a problem with the Relay Control Board, or the associated wiring.

What the F6 message says

The oven could not execute the function. Whirlpool’s manual says the Relay Control Board or the associated wiring may be the cause, which is something for a technician to examine.

Owner checklist

  1. Breaker off (or unplug) for 1 minute.
  2. Breaker on.
  3. Monitor the microwave for a minute.
  4. Verify that it works.

The steps cover over-the-range models.

Related displays

F4E9 is a Smart Pop Control code, and F8E5 refers to the Exhaust Air Temperature Sensor.

Whirlpool microwave service in the Miami, New York, Houston, Los Angeles and San Diego areas

Phone (844) 968-2053 if F6 persists. Appointments are available in the Miami, New York, Houston, Los Angeles and San Diego metro areas. Share the code and model number, and what happened after the reset. Browse oven repair for related work.

Source: Product Help: F6 Over-the-Range Microwave

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Safety warning before you continue.

Stop immediately if you notice smoke, sparks, a burning smell, gas odor, or water near electrical parts.

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.

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Seeing this code on your appliance?

Book an Whirlpool appliance service visit for a clear estimate and approval before any repair.

Experienced technicians, clear diagnostics, and workmanship coverage on completed repairs.

Book a Repair (844) 968-2053

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Ready to restore your Whirlpool appliance?

Book a repair online or call us — clear estimates, approval before any work, and a workmanship warranty on completed repairs.

Book a Repair (844) 968-2053

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Tell us what’s wrong — we’ll take it from there.

Share a few details and we’ll confirm an appointment. Prefer to talk? Call us and we’ll help right away.

Prefer to call? (844) 968-2053
  1. Share the symptom Tell us the Whirlpool model and what’s going wrong.
  2. Confirm a window We’ll schedule a visit that fits your day.
  3. Approve before work You get a clear estimate — nothing starts without your OK.
Phone (844) 968-2053
Email info@whirlpoolservicecenter.support
Hours Mon–Sat: 8:00 AM – 7:00 PM
Service area Serving Miami, New York, Houston, Los Angeles and San Diego metro areas.
Response time Appointment timing depends on ZIP code, route capacity, and appliance type.
(844) 968-2053 Book a Repair