Error Code dF

The door switch isn't working properly

Moderate

Address soon - your appliance may not work properly

Also displayed as: dF

What This Means

Door sensor unit loose or shorted; Defective door switch giving invalid readings; Wiring fault in door sense circuit

What actually causes this:

The switch that detects whether the door is open or closed has worn out or its connection came loose.

First Thing to Check

Open the door, check for anything stuck in the door latch area, then close it firmly and try again.

Parts Involved

Door Switch

How to Fix

  1. 1

    1. Inspect door sensor unit for loose or shorted connections

  2. 2

    2. Test door switch: Door open — COM-NC (pins 1-3) should be < 1Ohm, COM-NO (pins 1-2) should be infinity

  3. 3

    3. Test door switch: Door closed — COM-NC (pins 1-3) should be infinity, COM-NO (pins 1-2) should be < 1Ohm

  4. 4

    4. If switch readings are inconsistent, replace door switch

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