Electrolux Washer Error Code E42

E42 on an Electrolux washer indicates a problem with the door lock circuit. The washer has detected a fault that prevents it from confirming the door is securely locked, so it stops operation as a safety precaution. Possible causes include a door that is not fully closed, a defective door safety interlock, damaged wiring, a current leak from the heating element, or a faulty main control board.

No, you should not attempt to bypass or ignore E42 and run the washer. The code exists specifically because the door lock system has not been confirmed as operational, and running the machine without a secured door presents a water leakage risk. Additionally, if the fault involves a current leak from the heating element, continuing to operate the washer could create an electrical hazard.

Repair costs vary depending on the root cause. Replacing a door safety interlock switch is typically one of the less expensive fixes, with parts and labor generally ranging from around $100 to $200. If the main control board is the cause, costs can rise significantly, often in the range of $200 to $400 or more depending on parts availability and labor rates in your area. Getting a diagnostic estimate before authorizing repairs is always advisable.

Start by making sure the door is fully closed and that no clothing or debris is blocking the latch. If the door closes properly but the error returns, inspect the wiring harness connected to the door lock assembly for any loose connectors or visible damage. If wiring looks intact, the door safety interlock switch may need to be tested and potentially replaced. Persistent E42 codes that survive these checks may point to a heating element insulation issue or a failing control board, both of which typically require a technician.

A reset may temporarily clear the E42 code, but if an underlying fault exists the error will return once the washer attempts to run a cycle and re-checks the door lock circuit. Resetting can be useful to confirm whether the error is intermittent or consistent, but it does not repair the root cause. A persistent E42 code requires proper diagnosis of the door lock components, wiring, heating element, or control board.