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Error code · Range

Understanding F1-L on an Older Whirlpool Range: Temperature Sensing

Older Whirlpool freestanding and slide-in ranges, for example members of the WFG515S0ES family, display F1-L when the oven wants its power cycled. The guidance names the oven temperature sensor, the control and the wiring as the…

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Code
F1-L
Appliance
Range
Brand
Whirlpool
Warranty
30-day workmanship

What F1-L means

Older Whirlpool freestanding and slide-in ranges, for example members of the WFG515S0ES family, display F1-L when the oven wants its power cycled. The guidance names the oven temperature sensor, the control and the wiring as the areas that may be involved. Many such ranges are still in homes around Houston and we repair them. The code stays on the display, and the oven may bake unevenly or not heat.

Common causes of F1-L

  • Oven temperature sensor
  • Wiring between the sensor and the control
  • Control
✓ One safe check you can try

1. Turn the oven off and let it cool completely. 2. Switch the breaker off for a minute and then on. 3. Stay near the range for a minute and see if the code returns. 4. Try a normal bake to make sure the oven heats correctly. 5. If F1-L returns, stop using the oven.

! Why to stop there
  • Older sensors and connectors age with heat, and the display cannot show which one is giving trouble
  • We test before we recommend any part
  • We say plainly when an old range is no longer worth the 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.
→Same appliance

Other Range codes

PUSH or PSHWhirlpool Range PUSH or PSH: Start Was Not Pressed Sabbath ModeWhirlpool Range Sabbath Mode: Why the Oven Stays On Sabbath, Sab, 5Ab, or 5A7Whirlpool Range Sabbath, Sab, 5Ab or 5A7: Canceling the Mode Lo or PreWhirlpool Range Lo or Pre: Low Temperature and Preheating LOCLOC on a Whirlpool Range or Wall Oven: Control Lock Is On LockWhirlpool Range Cooktop Lock: Unlocking the Surface Controls PowerLossWhirlpool Range and Wall Oven PowerLoss: Reset the Time Press Cancel to ResetWhirlpool Range Message "Press Cancel to Reset": What to Do
F1-LF1-L questions
Why is F1-L listed separately from F1-H?

The dash and letter belong to the code, and the older display style differs from the newer one. We give each its own page so you can match what your range shows.

Could a loose wire cause F1-L?

Yes, loose or corroded connections are a common cause on older ovens, which is why we test the wiring and its plugs as well as the sensor itself before naming any part.

How long does a repair take?

That depends on the cause. After testing we tell you what is needed and the price, and most owners decide on the spot whether to go ahead.

Book a visit

Still seeing F1-L?

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

(713) 589-6107