Error code · Microwave

Whirlpool Built-In Microwave Error F4 E7 and What to Check: Microwave Meat Probe

Medium · inspection needed

Code: F4 E7
Appliance: Microwave
Brand: Whirlpool
Warranty: 30-day workmanship

What F4 E7 means

On Whirlpool built-in microwaves and microwave drawers such as WMC50522AS, F4 E7 refers to the microwave meat probe circuit. The brand's advice is to verify the microwave meat probe is securely inserted in its receptacle, and to avoid using the oven meat probe in the microwave, because the two have different resistance values. If the probe is seated and the code stays, the probe, the receptacle or the wiring may be responsible.

Common causes of F4 E7

Microwave meat probe not fully seated
Microwave meat probe itself
Receptacle contacts and wiring

✓ One safe check you can try

1. Make sure the probe in the oven is the microwave one, not the one for the oven. 2. Push it all the way into its receptacle. 3. Shut off the breaker for one minute and restore it. 4. Watch the display for F4 E7 for a minute. 5. If the code appears again, call us.

! Why to stop there

A properly seated, correct probe that still triggers F4 E7 points to the probe, receptacle or wiring, which we test separately.
We check the probe's resistance and the receptacle contacts.
We tell you what we find and quote in writing before any repair.

Opening a panel yourself does not automatically cancel a manufacturer warranty, but it can cause accidental damage, and some manufacturers set their own service conditions. Check your warranty terms, or ask us, before deciding.

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F9Whirlpool OTR Microwave Error F9: Control and Relay Boards Registration ErrorWhirlpool Over-the-range Microwave "Registration Error": Network Checks F9 or F9E0Whirlpool Built-in Microwave Codes F9 and F9E0: Home Power Supply Sabbath, Sab, 5Ab, or 5A6Whirlpool Built-in Microwave Showing Sab or 5Ab: Sabbath Mode F9QWhirlpool Over-the-range Microwave with F9Q on the Display: Power Reset Code SEWhirlpool Over-the-range Microwave Error SE: Keypad Circuit F9Q1F9Q1 on a Whirlpool Over-the-Range Microwave: Touch Pad Circuit FC E1Whirlpool Over-the-range Microwave Wi-Fi Code FC E1: Weak Signal

F4 E7F4 E7 questions

Can I use my oven's meat probe in the microwave?

No. The brand warns that the oven probe and the microwave probe have different resistance values, so the oven probe can trigger F4 E7. The oven probe is made for a different range of resistance.

The probe is the right one and fully inserted. Why is F4 E7 still here?

The code can also point to the receptacle or the wiring. Do the breaker reset, and if the code returns, we should test each part of the probe circuit.

Can I microwave without the probe?

If the display clears, you can usually run normal cycles without the probe. If F4 E7 shows up with no probe in use, stop and book a check.

Book a visit

Still seeing F4 E7?

A technician diagnoses it on site and gives you the price in writing before any work starts.

(713) 589-6107