Kenmore 790 model freestanding range, 4-digit codes Error Code F090: Meaning & How to Fix It

By the ErrorCodePro Editorial Team · Last reviewed October 20, 2026

Kenmore 790 model freestanding range, 4-digit codes error code F090 means: Door lock error. The relay control board doesn't detect the door lock motor operating. [1] Keep using it? Only if the owner checks below clear the code; if it returns, stop and book a repair. Start with the owner checks below, beginning with: write down the code and model number.

Source: Kenmore 790 model freestanding range, 4-digit codes error-code chart, via Sears PartsDirect [1].

Quick facts

Code	F090
Also shown as	None listed by the manufacturer
Brand / appliance	Kenmore 790 model freestanding range, 4-digit codes
System	Door / lock
Meaning (service chart)	Door lock error. The relay control board doesn't detect the door lock motor operating. [1]
Keep using it?	Only if the owner checks below clear the code; if it returns, stop and book a repair
DIY-safe?	Owner checks only (listed below)
Support	Kenmore customer support (kenmore.com) or a Sears-authorized technician
Source document	Kenmore 790 model freestanding range, 4-digit codes error-code chart (via Sears PartsDirect)

On this page: Meaning · Steps · Parts · When to call a technician · Related codes · FAQ

What error code F090 means on a Kenmore 790 model freestanding range, 4-digit codes

Door lock error. The relay control board doesn't detect the door lock motor operating. [1]

This is a door / lock code. Codes and wording can vary by model, so check your owner's manual for your model number.

How to fix Kenmore 790 model freestanding range, 4-digit codes error code F090 (safe owner checks)

Safety first: disconnect power before you remove any panel or reach into the sump or drum. Do not touch wiring, the control board or the motor. If you see water near electrical parts, stop and call a technician. These steps are based on the Kenmore 790 model freestanding range, 4-digit codes error-code chart (via Sears PartsDirect) [1], rewritten for clarity.

Write down the code and model number. Note exactly what the display shows (F090) and copy the full model number from the rating label, so you can confirm this chart applies to your 790 model freestanding range, 4-digit codes and order the right parts.
Do a power reset. Disconnect power to the unit, wait 30 seconds, then restore power.
Close the door or lid fully. Try again to lock the oven door by initiating the Oven Lockout or starting a Clean Cycle.
Test and decide. Run a short cycle or restart and watch the display. If F090 comes back after these checks, stop using the range for this function and call a technician, because the remaining causes need meters or part replacement.

The first and last steps (and the power reset) are general owner checks added by ErrorCodePro; the rest follow the Kenmore 790 model freestanding range, 4-digit codes error-code chart published by Sears PartsDirect, rewritten for safe owner use.

Parts that may be involved

Exact parts depend on your model number. This page lists part types only, never part numbers.

Door lock assembly
Relay control board
Wire harness

When to call a technician

If the door lock motor doesn't run, disconnect power to the range and check the wire harness connections between the door lock assembly and the relay control board.
Reconnect any loose wires or replace the wire harness if damaged.
If the wiring is okay, a technician should replace the door lock assembly.
If the problem continues, a technician should replace the relay control board.
Anything involving wiring, the control board, the motor or the water valve electrics
The appliance is under warranty: contact Kenmore customer support (kenmore.com) or a Sears-authorized technician first

Frequently asked questions

What does error code F090 mean on a Kenmore 790 model freestanding range, 4-digit codes?

The Kenmore 790 model freestanding range, 4-digit codes error-code chart lists F090 as follows: Door lock error. The relay control board doesn't detect the door lock motor operating.

Is it safe to keep using the 790 model freestanding range, 4-digit codes with F090?

Only if the owner checks below clear the code; if it returns, stop and book a repair.

Can I fix Kenmore 790 model freestanding range, 4-digit codes error F090 myself?

Only with the owner checks on this page, starting with: write down the code and model number. If it persists, call a technician or Kenmore customer support (kenmore.com) or a Sears-authorized technician.

Sources

Sears PartsDirect: Kenmore 790 model freestanding range, 4-digit codes error-code chart (third-party copy of manufacturer service data)

Last reviewed: October 20, 2026. ErrorCodePro is not affiliated with Kenmore.