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Error E63 Degraded US market

KitchenAid Microwave Error Code E63

E63 on a KitchenAid microwave usually means: The Oven Sensor circuit reported a shorted condition to the control board. On a KitchenAid Microwave, code E63 points to the control board.

Fix it fast: Manufacturer troubleshooting steps. Full ranked steps below.

Likely part
control board
Fault type
communication
Manufacturer source Updated Oct 17, 2026 View source

How to fix E63 — ranked steps

Try these in order. Stop when the code clears.

  1. 1 Manufacturer troubleshooting steps

    DIY
    • Power unit down by turning off the circuit breaker(s) for one (1) minute.
    • Power unit up by turning on the circuit breaker(s).
    • Monitor the microwave for one (1) minute to ensure the error code does not display again.
    • Verify microwave operation.

Frequently asked questions

What does KitchenAid Microwave error E63 mean?

The Oven Sensor circuit reported a shorted condition to the control board. On a KitchenAid Microwave, code E63 points to the control board.

Which part is usually at fault for KitchenAid error E63?

The most commonly implicated component is the control board.

What is the first thing to try for KitchenAid error E63?

Power unit down by turning off the circuit breaker(s) for one (1) minute. Power unit up by turning on the circuit breaker(s). Monitor the microwave for one (1) minute to ensure the error code does not display again. Verify microwave operation.

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