Appliance Diagnostic

GE Microwave F3 Error Code - Shorted Keypad Touch Panel

F3 indicates the main control board senses a stuck or shorted touch key switch on the membrane.

What Caused This Error?

The control system reports F3 when the monitored condition described by the error code is outside the expected operating range. In this case, the most likely trigger is short circuit in touch membrane. Other common contributors include moisture damage to ribbon connector and faulty control board logic.

Step-by-Step Diagnostic Check

  1. Unplug unit from outlet for 5 minutes.
  2. Clean keypad face with dry cloth.
  3. Re-seat touch panel ribbon wire into board housing.
  4. Replace key pad assembly or smart board.

Did this fix your GE F3 error?

Most Likely Replacement Part

Keypad Switch Assembly

OEM Part #: MODEL-SPECIFIC

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