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Error code reference

Kenmore Range Error Code CLO

Cooktop lockout is active; surface element controls are locked.

Kenmore codesKenmore range codes

Cooktop lockout is active; surface element controls are locked.

First step from the service manual

Ensure all surface element controls are OFF, then press and hold the designated key until CLO disappears (after 3 seconds).

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

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What CLO means on a Kenmore range

The CLO code on a Kenmore range indicates that the cooktop lockout feature is currently active. This is a built-in control function, not a fault or malfunction, designed to prevent unintended activation of the surface elements. When lockout mode is engaged, the control board disables all surface element controls, meaning no burners or heating elements can be turned on regardless of knob or touch input. The CLO display serves as an active status indicator rather than an alarm.

The cooktop lockout is typically managed through the range's electronic control board and the associated control panel interface. When the lockout function is triggered, the control board sends a signal that effectively blocks input from the surface element controls until the lockout is manually deactivated. This is especially common on ranges with touch-sensitive control panels, where accidental activation is more likely during cleaning or when objects rest on the surface.

The most direct resolution is to ensure all surface element controls are in the OFF position, then press and hold the designated lockout key on the control panel for approximately 3 seconds until the CLO indicator disappears. If the display does not clear after following this procedure, the control panel or electronic control board may require further inspection, as a stuck key or control board issue could be causing the lockout state to persist.

Source: manufacturer service documentation.

Common causes of CLO

  1. 01

    Lockout mode intentionally activated

    Wiring / connection

    The most common reason for CLO is that the cooktop lockout was deliberately enabled, often by holding the lockout key during cleaning or to prevent accidental use. No repair is needed; simply deactivate it using the designated key.

  2. 02

    Accidental lockout activation

    Wiring / connection

    Leaning on the control panel, placing items on touch controls, or wiping the panel while it is on can trigger the lockout unintentionally. Following the deactivation steps will resolve this immediately.

  3. 03

    Stuck or unresponsive control panel key

    Part replacement

    If the designated lockout key is physically stuck or the touch surface is not responding properly, the lockout may activate on its own or fail to deactivate. Inspect the key for debris, moisture, or physical damage.

  4. 04

    Electronic control board issue

    Part replacement

    A faulty control board may incorrectly engage or maintain the lockout state even when the proper deactivation sequence is performed. If CLO persists after repeated correct attempts, the control board may need to be inspected or replaced.

See the test procedure for each cause

Frequently asked questions about CLO

What does CLO mean on a Kenmore range?
CLO on a Kenmore range means the cooktop lockout feature is active, and the surface element controls are currently disabled. This is a built-in safety function, not an error or malfunction. It prevents any surface burner or heating element from being turned on until the lockout is deactivated. You can clear it by pressing and holding the designated lockout key for about 3 seconds after confirming all controls are set to OFF.
How do I fix the CLO code on my Kenmore range?
First, make sure all surface element controls are in the OFF position. Then press and hold the designated lockout key on your control panel until the CLO display disappears, which should take approximately 3 seconds. If the code does not clear, check the key for debris or damage and try again. Persistent CLO that does not respond to the deactivation sequence may indicate a control panel or control board issue.
Is the CLO code on a Kenmore range a safety concern?
The CLO code itself is not a safety hazard. It actually indicates a protective feature is working as intended by preventing unintended burner activation. However, if CLO appears unexpectedly and you cannot deactivate it, the range will not function for cooking until the issue is resolved. A stuck key or failing control board should be addressed to restore normal operation.
Will resetting my Kenmore range clear the CLO code?
A power reset, such as unplugging the range or tripping the circuit breaker for a minute, may temporarily clear the CLO display. However, the proper way to deactivate cooktop lockout is through the control panel using the designated key sequence. If the lockout reactivates immediately after a reset, a stuck key or control board problem is likely involved.
How much does it cost to repair a Kenmore range showing a CLO code?
In most cases, resolving CLO costs nothing because it only requires pressing a button to deactivate the lockout. If a faulty control panel keypad is the cause, replacement parts typically range from $40 to $150 depending on the model. An electronic control board replacement, if needed, can range from $100 to $300 or more for parts alone, with additional labor costs if a technician is required.

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