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Error code reference

Kenmore Dishwasher Error Code OE

Drain error

Kenmore codesKenmore dishwasher codes

Drain error - dishwasher does not drain to the normal water level.

First step from the service manual

Clean the filter assembly and check that the drain hose is not kinked or blocked.

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

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What OE means on a Kenmore dishwasher

The OE error code on a Kenmore dishwasher indicates a drain error, meaning the appliance has failed to reduce the water level in the tub to the expected point within a set time period. This code is triggered when the control board detects standing water remaining after a drain cycle should have completed. The drain system includes the filter assembly, drain pump, drain hose, and the connection point at the household plumbing or garbage disposal.

The most frequent cause of this error is a restricted or clogged filter assembly at the bottom of the tub. Food particles, grease, and debris accumulate in the filter over time and reduce water flow to the drain pump significantly. A kinked, pinched, or improperly routed drain hose is another common physical obstruction that prevents water from exiting the unit. If the drain hose connects to a garbage disposal, a blocked knockout plug or a clogged disposal inlet can also back up water into the dishwasher.

If the physical drain path is clear and the filter is clean, the issue may lie with the drain pump itself. A failed drain pump motor will not move water out of the sump regardless of the condition of the hose or filter. In some cases, debris that bypasses the filter can jam the pump impeller, preventing it from spinning. Diagnosing a pump failure typically requires confirming power is reaching the pump during the drain cycle and checking that the impeller spins freely.

Source: manufacturer service documentation.

Common causes of OE

  1. 01

    Clogged filter assembly

    Wiring / connection

    Food debris, grease, and residue build up in the filter basket at the bottom of the tub and restrict water flow to the drain pump. Remove, rinse, and scrub the filter components under running water to clear the blockage.

  2. 02

    Kinked or blocked drain hose

    Wiring / connection

    The drain hose running from the pump to the sink drain or garbage disposal can become kinked, pinched behind the unit, or clogged with debris. Inspect the full length of the hose for sharp bends or obstructions and confirm the hose end is not submerged in standing water.

  3. 03

    Blocked garbage disposal or drain connection

    Wiring / connection

    If the drain hose connects to a garbage disposal, a clogged disposal or an intact knockout plug can prevent drainage completely. Run the disposal to clear it and confirm the dishwasher inlet port is open.

  4. 04

    Jammed or failed drain pump

    Part replacement

    Debris that bypasses the filter can jam the drain pump impeller, or the pump motor itself can fail and stop moving water. A jammed impeller may be cleared manually after removing the filter assembly, but a burned-out pump motor requires component replacement.

  5. 05

    Blocked household drain or high drain hose loop

    Wiring / connection

    A slow or clogged sink drain can cause water to back up into the dishwasher, and a drain hose that lacks a proper high loop or air gap can allow backflow. Confirm the drain hose is looped to near the top of the cabinet before descending to the drain connection.

See the test procedure for each cause

Frequently asked questions about OE

What does OE mean on a Kenmore dishwasher?
The OE code on a Kenmore dishwasher signals a drain error, meaning the dishwasher did not reach the expected water level during a drain cycle. The control board monitors the drainage process and triggers this code when water remains in the tub beyond the allowed time. It typically points to a clog, blockage, or pump issue in the drain system.
How do I fix the OE error on my Kenmore dishwasher?
Start by removing and cleaning the filter assembly at the bottom of the tub, as a clogged filter is the most common cause. Next, check that the drain hose is not kinked, pinched, or blocked, and confirm the garbage disposal inlet or sink drain connection is clear. If those steps do not resolve the error, inspect the drain pump for a jammed impeller or consider testing the pump motor for failure.
Is it safe to use my Kenmore dishwasher while the OE code is active?
You should not run the dishwasher while the OE error is present. If the drain system is not functioning, water will remain in the tub and could overflow, cause odors, or lead to bacterial growth. Resolve the drain issue before running another cycle.
Will resetting my Kenmore dishwasher clear the OE error code?
Resetting the dishwasher by cutting power for a few minutes may temporarily clear the code, but it will return if the underlying drain issue is not resolved. The code is triggered by an actual drainage failure, not a random electronic glitch. Fix the physical cause first, then reset the unit to confirm the error is gone.
How much does it cost to repair a Kenmore dishwasher showing an OE error?
If the fix involves only cleaning the filter and checking the drain hose, the repair costs nothing beyond your time. If the drain pump needs to be replaced, parts and labor can range from roughly $100 to $250 depending on the specific model and your location. Getting a diagnosis from a technician before purchasing parts is a good way to avoid unnecessary expense.

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