Wolf Stuck Relay or Control Logic Fault

Microwave continues to run (fan and light on) after the timer reaches zero and beeps.

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

Stuck power relay on control board, Firmware glitch, Shorted control output, UI board not sending stop command

How to Fix / Troubleshooting

Safety first: Open the door to stop microwave energy immediately if the unit does not stop at the end of a cycle, then unplug the unit.

Reset:

  • Leave unplugged for 5–10 minutes, then reconnect and test a short cycle while monitoring closely.

If the problem recurs:

  • The control board relay is likely sticking and must be replaced.
  • Do not continue using the microwave; schedule service with a Wolf technician.
Advertisements

Repair Difficulty

Hard 4/5

Required Part

Main Control Board
Check Price on Amazon

We may earn a commission from links on this page.

Advertisements