Error code · Wall Oven

Maytag Wall Oven Codes F8 E4 and F8 E5: Exhaust Fan Air Temperature Sensor

Medium · inspection needed

Code: F8 E4, F8 E5
Appliance: Wall Oven
Brand: Maytag
Warranty: 30-day workmanship

What F8 E4, F8 E5 means

F8 E4 and F8 E5 are two codes on Maytag built-in wall ovens that share one description: the exhaust fan air temperature sensor, or the wiring serving it. This sensor reads the temperature of air leaving the oven through the exhaust, which helps the control judge whether heat is escaping correctly. When the reading is missing or out of range, the control shows one of the two codes. You may see the oven stop a cycle or refuse to heat.

Common causes of F8 E4, F8 E5

The exhaust fan air temperature sensor
Wiring and connector to that sensor
The control reading the sensor

✓ One safe check you can try

1. Let the oven cool completely and check that the vents are clear of anything stacked near them. 2. Cut power at the breaker for one minute. 3. Turn it back on. 4. Watch the display for a full minute, then try a short bake and note whether the oven reaches normal heat.

! Why to stop there

Both codes lead to the same sensor circuit, so the digit alone does not tell us the cause
We test the sensor and its wiring before replacing anything
You approve a written quote before work starts, and we give a 30-day workmanship warranty

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

Flashing Time, Clock, 12:00, Power Loss or Enter TimeMaytag Wall Oven Display Flashing Time, 12:00 or Power Loss: Set the Clock Locked, Lock or Loc on a Wall OvenMaytag Wall Oven Display Locked, Lock or Loc: Controls and Door Locked Please Remove and Empty ContainerMaytag Steam Wall Oven Message Please Remove and Empty Container: Drain Finished Probe or Insert Probe on a Wall OvenMaytag Wall Oven Message Probe or Insert Probe: Meat Probe Not Detected Registration ErrorMaytag Wall Oven Message Registration Error: Connection Needed Temperature Reached Insert FoodMaytag Steam Wall Oven Message Temperature Reached Insert Food: Preheat Done F8 E3Maytag Wall Oven Code F8 E3: Oven Cooling Fan, Wiring and Control F9 or F9 E0Maytag Wall Oven Code F9 or F9 E0: Supply Wiring Polarity

F8 E4, F8 E5F8 E4, F8 E5 questions

Do F8 E4 and F8 E5 mean different things?

The manufacturer gives them one description. The extra digit may show how the control saw the problem. For you, the first steps are the same, and we test one sensor circuit for both.

Is the oven overheating?

The code points to a sensor reading problem, not proof of overheating. If the oven smells hot or burnt, or the cabinet feels very warm, stop using it and call us.

Is this a common repair?

Sensors in the airflow path can wear over time. On older ovens we test the circuit, quote in writing, and tell you honestly whether the repair is worth the money.

Book a visit

Still seeing F8 E4, F8 E5?

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

(713) 936-6390