F5
Avanti Door Switch Logic Error

Microwave displays F5 and will not start; may be accompanied by beeping.

Advertisements

Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Advertisements

Possible Causes

Incorrect sequence of door switch states, Failed door switch, Misaligned door latch, Shorted monitor switch

How to Fix / Troubleshooting

Safety: Unplug the microwave before accessing door switches.

Steps:

  • 1. Inspect door and latch: Ensure the door closes firmly and the latch hooks engage fully.
  • 2. Test all door switches: Access the switch assembly and test each switch with a multimeter while opening and closing the door. Replace any switch that does not operate correctly.
  • 3. Check switch bracket: Make sure the bracket holding the switches is not cracked or loose. Replace if damaged.
  • 4. Verify wiring: Inspect for crossed or miswired connections that could cause incorrect switch logic.
Advertisements

Repair Difficulty

Hard 4/5

Required Part

Door Switch Kit
Check Price on Amazon

We may earn a commission from links on this page.

Advertisements