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Error code reference

Amana Range Error Code F93

Invalid lock/unlock inputs detected.

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What the F93 error code actually means

Your Amana range is displaying F93 because it cannot figure out whether the oven door is locked or unlocked. The sensors that tell the control board the door latch position are sending conflicting information. This usually points to a problem with the door latch mechanism or the wiring connected to it.

Diagnostic procedure

The full F93 procedure

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1
Confirm the fault
Power cycle the unit: switch off the breaker for 60 seconds, then restore power. If the code returns, the fault is persistent and the procedure below isolates the cause.
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Most common causes of F93

Ranked by how often they cause this code
  1. 1Faulty door latch assembly
  2. 2Damaged or loose wiring harness
  3. 3Failed door latch position switch
  4. 4Debris or obstruction in the latch mechanism
  5. 5Defective electronic control board

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Questions people ask about F93

What does F93 mean on a Amana range?
The F93 code means the control board has detected invalid inputs from the door lock and unlock position sensors on the latch assembly. The board cannot confirm whether the door is actually locked or unlocked because the signals it is receiving are contradictory or out of expected range. This fault most often involves the door latch assembly, its wiring, or the position switches within the latch unit.
Is it safe to use my Amana range while F93 is displayed?
Standard bake and broil functions may still operate, but you should avoid running a self-clean cycle while F93 is active. The self-clean cycle requires a confirmed door lock before reaching high temperatures, and an unresolved latch fault means this safety confirmation is not reliable. Repair the fault before attempting self-clean.
Can I fix the F93 error myself, or do I need a technician?
A knowledgeable DIYer can inspect the wiring harness for visible damage, clean debris from the latch area, and test latch position switches with a multimeter. Replacing the door latch assembly is also a manageable repair for someone comfortable working on appliances. However, if the control board is suspected, a professional diagnosis is recommended before investing in that repair.
Can I reset the F93 code to clear it?
You can attempt a reset by disconnecting the range from power for several minutes and then restoring power. However, if the underlying latch or wiring issue has not been corrected, the F93 code will return, often immediately or the next time a self-clean cycle is initiated. A reset alone will not fix the root cause.
How much does it cost to fix an F93 error on an Amana range?
Repair costs depend on the faulty component. A replacement door latch assembly typically ranges from roughly 50 to 150 dollars for the part, plus labor if a technician is hired. A new electronic control board is more expensive, generally in the range of 150 to 350 dollars for the part. Getting a diagnosis first helps avoid replacing components unnecessarily.

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