JennAir Wall Oven Code FC E4: Wi-Fi antenna problem

What FC E4 means

On JennAir connected built-in wall ovens such as the JJW9830DDP, FC E4 means there may be a problem with the Wi-Fi antenna or the associated wiring. Unlike the other FC codes, it points at the oven's own hardware instead of your router. The oven shows FC E4, and the connected features are unavailable, but baking normally continues to work. Nothing else about the oven changes.

Common causes of FC E4

Wi-Fi antenna in the oven that has failed
Antenna wiring or connector that is loose or damaged

✓ One safe check you can try

1. Reset power by turning the breaker off and on after a one-minute wait, giving the Wi-Fi antenna a second try. 2. Turn it on and watch the display for a minute. 3. Check that the oven still bakes normally. 4. Make sure the clock and time of day are correct. 5. If the display shows FC E4 once more, phone us and we will test the Wi-Fi antenna.

! Why to stop there

The antenna is built into the oven, so there is no router setting that will fix it.
Reaching the antenna means opening the control section.
The oven can be used without Wi-Fi, so waiting for service is usually safe.

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

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 Feature Not AvailableJennAir Wall Oven Message "Feature Not Available": Follow the Prompt on the Display

FC E4FC E4 questions

Is FC E4 caused by my router?

No. The code points at the oven's Wi-Fi antenna or its wiring, not the router. Restarting the router will not change it. It names the oven's own antenna, so the issue is inside the appliance and not your network.

Can I ignore FC E4?

If you do not use the connected features, the oven can keep cooking while you wait. We would still recommend a check before the antenna wiring gets worse.

How do you handle the repair?

We test the antenna and its wiring, give a written price and replace what has failed. Our work carries a 30-day workmanship warranty. A written quote comes first, and the replacement is covered by our workmanship warranty.