A sensor code F8E5 comes up. What does this mean? What is the problem? What should I do?

Question edited for clarity and add MAKER!

Replacements

https://www.google.com/search?q=whirlpool+30+over+the+range+microwave

They all come in standard widths. Any 30" microwave should be fine.

Whirlpool MH2175XST
1.7 Cu. Ft. Over-the-Range Microwave with 1,000 Cooking Watts, Warm Hold Cycle and Sensor Cooking Cycles: Bisque 4.6 quick specs
Style: Over the Range
Width: 29 7/8 Inch
Depth: 15 3/4 Inch
Height: 17 1/8 Inch
Capacity: 1.7 Cu. Ft.

Possible similar model (no letter Y) that may have documents or other contact information to request assistance.

https://www.searspartsdirect.com/model/1vtx76no20-001198/whirlpool-wmh76719cs3-microwave-hood-combo-parts?page=2

Two free online manuals:

https://www.manualslib.com/manual/1168264/Whirlpool-Ywmh76719.html

https://www.manualslib.com/manual/994280/Whirlpool-Ywmh76719cs.html

Different model with that error message that may be similiar:

http://www.fixya.com/support/r25791095-error_code_f8e5

F8E5 Exhaust air template detection failure 1. Press CANCEL - CANCEL - START, verify failure code, and then press CLOCK/OPTIONS to display the exhaust air temperature sensor reading. Verify the sensor temperature reading is at room temperature (typically 50?F to 90? [10?C to 32?C]) and verify failure code. If failure code matches complaint, continue to Step 2. 2. Unplug microwave oven or disconnect power. 3. Disconnect sensor from ACU PCBA. 4. Measure HF NTC resistance between connector pins and confirm reading is between 9.5k??and 10.5k??at room temperature. If measurement is not correct, or if a short or open circuit is found, replace sensor. 5. Replace all parts and panels before operating. 6. Plug in microwave oven or reconnect power. 7. If the sensor temperature reading is still not correct, replace ACU PCBA. 8. If failure does not appear, stop.

Hi,

I just check and didn't find any posted for this model, are you having issue? What issue are you having? More information please. Thnaks

I’m happy to help further over the phone at https://www.6ya.com/expert/gere_bf68e6055dd61249

see if the place you bought it wants it returned for refund and you might get some assistance.

TOUCH PANEL & MICROCOMPUTER BOARD TEST FOR WHIRLPOOL....

The microwave oven may be provided with a self diagnostic routine that can be operated

through the touch pad keyboard. To enter the self-diagnostic routine:

1.While pressing the CANCEL keypad:
a) Open the oven door.
b) Unplug the microwave oven for 2-seconds and plug it back in.
c) Release the CANCEL keypad and close the oven door. You will see the following display.

CHART
NOTE: The humidity sensor test results will appear on the display after 8-seconds.If the tests are successful, "OK " will be displayed. If one or more of the tests fail, "ERR " will be displayed.. 2.When a keypad is pressed, a number according to the test chart will be displayed. When no keypad is pressed, a blank "O" (square) is displayed...

POWER FAILURE & FAILURE CODES
Power Failure: After a power failure, the WELCOME screen will be displayed.

F2 Keyboard Failure: Refer to the Tech Sheet and conduct a touch panel continuity test.

F3 Humidity Sensor Failure: Refer to the Tech Sheet and test the sensor.

F6 Microwave Relay Failure: Check the microwave relay.

F7 Microcomputer Board Failure: Change the microcomputer board.


Hope helps.

F2 on a Whirlpool microwave means you have a shorted membrane keypad.

If and when an oven is coming on or doing anything by itself, this is very dangerous and can result in a fire.

So until it is repaired, please leave it unplugged or leave the door open when it's not in use, and please do not leave it running unattended.

Please reply back with your full model number from the tag in or on the unit so we can help you with an estimate or free DIY tips.

F3H Humidity sensor failure 1. Unplug microwave oven or disconnect power.
2. Connect a new sensor to the board (at P5).
3. Plug in microwave oven or reconnect power.
4. If no failure code appears when starting sensor function:

Unplug microwave oven or disconnect power.

Replace old sensor.
5. If failure code appears when starting sensor function:

Unplug microwave oven or disconnect power.

Replace power supply board.
6. Plug in microwave oven or reconnect power.

F2 on a Whirlpool microwave means you have a shorted membrane keypad.

If and when an oven is coming on or doing anything by itself, this is very dangerous and can result in a fire.

So until it is repaired, please leave it unplugged or leave the door open when it's not in use, and please do not leave it running unattended.

Please note that FixYa is not currently notifying us Experts when Clarification Requests are answered.

To allow us to help you effectively (at no charge), please post a NEW problem to FixYa, and please include your brand name and the full model number from the tag in or on the unit, your symptoms, "F2 fault code".