Bosch Range Error Code F94

F94 means the oven door lock mechanism exceeded its maximum number of lock attempts without successfully confirming that the door was locked. This happens during a self-clean cycle or a manual oven lockout operation. The control module stops the cycle and displays F94 to indicate the lock system needs diagnosis before the oven can continue.

Resetting the oven by cutting power at the breaker may temporarily clear the F94 code, but the error will return as soon as the oven attempts to lock the door again if the underlying fault has not been corrected. A reset is useful for confirming whether the error is persistent, but it is not a repair. The root cause in the lock motor, switch, or wiring must be addressed.

Repair costs depend on the specific failed component. A replacement lock motor assembly typically falls in the range of $40 to $120 for the part. If a control board replacement is needed, parts alone can range from $150 to $400 or more. Adding professional labor, total repair costs generally range from $100 to $500 depending on the diagnosis and the technician's rates in your area.

Some causes of F94 are DIY-friendly. Inspecting and cleaning debris or carbon buildup from around the door latch costs nothing and requires no parts. Testing the lock motor windings and the wiring harness with a multimeter is also within reach for a knowledgeable DIYer. Replacing the lock motor assembly or control board involves working near electrical components and is generally better handled by a qualified technician.

Standard baking and broiling functions may still operate, but the self-clean cycle and oven lockout feature will not function properly while F94 is present. Avoid running the self-clean cycle until the door lock issue is resolved, as an unlocked oven door during a high-temperature cleaning cycle is a safety concern. It is best to diagnose and repair the fault before relying on any function that requires door locking.