F5E3
Whirlpool · Whirlpool WMH31017HZ 1.7 cu. ft. Over-the-Range Microwave
The door sensor detects the door as simultaneously open and closed — contradictory signals from multiple door switches. This usually means one switch is stuck or has failed while others read correctly. Check each door switch for proper operation. Also check that the door hook(s) are engaging the switches correctly when the door is closed — bent or damaged hooks cause mis-triggers.
Error F5E3 on the Whirlpool Whirlpool WMH31017HZ 1.7 cu. ft. Over-the-Range Microwave means: Door Sensing Error. The top-ranked community fix is “Test and Replace Faulty Door Switches or Repair Door Hooks” (medium difficulty, ~45 min, DIY cost: $15-$40). 2 community-ranked fixes available below.
Published February 2026 · 2 fixes · microwave
Content is based on manufacturer service documentation, community repair experience, and OEM technical bulletins. Always verify with your owner's manual.Learn about our editorial standards.
While many microwave repairs can be done safely at home, consider hiring a qualified technician if:
Average professional repair cost for this issue: $150-$230.
The Whirlpool Whirlpool WMH31017HZ 1.7 cu. ft. Over-the-Range Microwave has 8 other known error codes:
Error code F5E3 also appears on 4 other Whirlpool models:
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