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Error code reference

Electrolux Dryer Error Code E45

Door closed sensing alarm

Electrolux codesElectrolux dryer codes

Door closed sensing alarm — error in door closed detection circuit, door micro-switch faulty or disconnected, or main board error.

First step from the service manual

Check door micro-switch and wiring; check main board.

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

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What E45 means on a Electrolux dryer

The E45 error code on an Electrolux dryer indicates a fault in the door closed detection circuit. This system relies on a door micro-switch to signal the main control board that the door is properly latched before allowing the drum to spin and the heating element to activate. When the board cannot confirm a valid door-closed signal, it triggers the E45 alarm and halts operation as a safety measure.

The most common cause is a faulty or disconnected door micro-switch. This small component, typically mounted in the door latch assembly, closes an electrical circuit when the door is pushed shut. If the switch contacts wear out, become corroded, or if the wiring harness leading to the switch becomes loose or damaged, the board receives no confirmation signal and faults out. Physical damage to the door latch mechanism itself can also prevent the switch from actuating properly.

If the micro-switch and its wiring check out as intact and functional, the main control board itself may be the source of the fault. A failed input circuit on the board can misread or fail to process the switch signal entirely, producing the same E45 code. Diagnosing this requires ruling out the switch and wiring first before condemning the board, as board replacement is the more costly repair path.

Source: manufacturer service documentation.

Common causes of E45

  1. 01

    Faulty door micro-switch

    Part replacement

    The door micro-switch wears out over time and may no longer close the circuit reliably when the door is latched. Testing the switch with a multimeter for continuity when actuated will confirm if it has failed.

  2. 02

    Disconnected or damaged wiring harness

    Wiring / connection

    The wiring connector leading to the door micro-switch can vibrate loose or sustain damage, breaking the signal path to the main board. Inspect the harness and connector for loose pins, fraying, or burn marks.

  3. 03

    Worn or broken door latch assembly

    Part replacement

    If the physical latch mechanism is cracked or worn, the door may appear closed but not actually depress the micro-switch fully. Check that the door closes firmly and the latch engages the strike completely.

  4. 04

    Main control board failure

    Part replacement

    If the switch and wiring are confirmed good, the input circuit on the main board that reads the door signal may have failed. This is the least common cause and should only be considered after the switch and wiring are ruled out.

See the test procedure for each cause

Frequently asked questions about E45

What does E45 mean on a Electrolux dryer?
E45 is a door closed sensing alarm that indicates a problem in the door detection circuit. The dryer cannot confirm the door is properly shut, so it stops running as a safety measure. The fault typically points to a failed door micro-switch, a loose or damaged wiring connection, or in some cases a main control board fault.
Can I fix an E45 error myself?
In many cases, yes. Start by inspecting the door latch area for obvious damage and checking that the wiring connector to the door micro-switch is securely plugged in. If the connector is intact, a technician or experienced DIYer can test the micro-switch with a multimeter and replace it if it is not passing continuity when actuated. Main board replacement is more involved and may warrant a professional repair.
Is it safe to keep using my dryer when E45 is displayed?
No. The dryer displays E45 specifically because it cannot verify the door is safely closed, and it will not operate in this state. Attempting to bypass the door detection circuit is not recommended, as the door interlock is a safety feature designed to prevent the drum from spinning with an open door. Resolve the underlying fault before resuming normal use.
Will resetting the dryer clear the E45 error code?
A power reset may temporarily clear the code, but if the underlying fault in the door micro-switch or wiring is still present, the error will return as soon as the dryer runs a cycle. A permanent fix requires diagnosing and repairing the actual cause of the fault in the door detection circuit.
How much does it cost to repair an E45 error on an Electrolux dryer?
Repair costs vary depending on what has failed. A door micro-switch is a relatively inexpensive part, and total repair costs including labor typically range from around $75 to $175. If the main control board is at fault, parts and labor costs can range from $200 to $400 or more depending on the specific model and service rates in your area.

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