JennAir Combination Wall Oven Code F4 E7: microwave meat probe not reading

What F4 E7 means

On JennAir combination wall ovens with a microwave, F4 E7 means the microwave meat probe may not be seated properly, or there may be a problem with the probe, its receptacle or the wiring. The microwave and the oven use different probes with different resistance values, so mixing them up can set this code. The display shows F4 E7. You may see it as soon as you plug a probe in.

Common causes of F4 E7

Microwave meat probe not fully inserted in its receptacle
Oven meat probe used in the microwave by mistake
Probe, receptacle or wiring that has failed

✓ One safe check you can try

1. Remove the probe and check it is the one made for the microwave. 2. Wipe the receptacle and the plug dry. 3. Insert the probe firmly until it seats. 4. Press Cancel and start again. 5. If F4 E7 will not stay cleared, contact us for a diagnosis of the meat probe.

! Why to stop there

A wrong probe is a simple fix that costs nothing, so check that first.
If the receptacle itself has failed, only a technician can reach it.
Trying another probe type in the microwave can confuse the control.

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.

→Same appliance

Other Wall Oven codes

Press Cancel to ResetJennAir Wall Oven Message "Press Cancel to Reset": Clear and power cycle Probe or Insert ProbeJennAir Wall Oven Display Probe or Insert Probe: Meat probe needed PUSH or PSHJennAir Wall Oven Display PUSH or PSH: Press start Sabbath, Sab, 5Ab, or 5A7JennAir Wall Oven Display Sabbath, Sab, 5Ab or 5A7: Sabbath mode is on FC E6JennAir Wall Oven Code FC E6: Wi-Fi power module FC E7JennAir Wall Oven Code FC E7: Oven did not connect to router FC E8JennAir Wall Oven Code FC E8: Registration error FC E9JennAir Wall Oven Code FC E9: Wi-Fi power module wiring

F4 E7F4 E7 questions

Can I use the oven probe in the microwave?

No. The two probes have different resistance values, and the microwave will show an error if the wrong one is plugged in. The microwave and oven probes use different resistance values, so the right one must be used.

Does F4 E7 stop all cooking?

It mainly affects probe-based cooking. Timed cooking may still be possible, though the code should be cleared first. Probe cooking is the main thing affected, and timed cooking may remain available.

When is a service call needed?

If the right probe is firmly seated and dry and the code stays, the probe, receptacle or wiring needs testing. We quote in writing first.