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Error code reference

Electrolux Freezer Error Code Red ALARM LED blinking + audible alarm

Temperature alarm

Electrolux codesElectrolux freezer codes

Temperature alarm — freezer compartment temperature has risen above -12°C.

First step from the service manual

Press the Alarm reset button to silence the audible warning; alarm auto-resets when temperature drops below -13°C.

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

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What Red ALARM LED blinking + audible alarm means on a Electrolux freezer

The red ALARM LED blinking in combination with an audible alarm on an Electrolux freezer indicates a temperature alarm condition. This alarm is triggered when the temperature inside the freezer compartment rises above the threshold of -12°C. The alarm system is designed to alert users before food reaches a temperature that could compromise its safety or quality. This is a protective monitoring function, not a component failure code in itself, though it often points to an underlying issue that requires attention.

The alarm will continue to sound until one of two things happens: the user presses the Alarm reset button to silence the audible warning, or the internal temperature drops back below -13°C, at which point the alarm resets automatically. Note the 1°C hysteresis between the trigger point (-12°C) and the auto-reset point (-13°C), which prevents the alarm from cycling on and off rapidly during minor temperature fluctuations. Silencing the alarm manually does not resolve the underlying cause if the temperature remains elevated.

Common triggers for this condition range from user-related factors such as a door left ajar or a recent large load of warm food, to mechanical issues including a faulty door seal, a malfunctioning evaporator fan, condenser coil fouling, or refrigerant loss. Identifying whether the temperature is actively recovering or continuing to rise after the alarm is triggered is the first step in determining whether a service repair is required.

Source: manufacturer service documentation.

Common causes of Red ALARM LED blinking + audible alarm

  1. 01

    Door left open or not fully closed

    Wiring / connection

    A door that was left ajar or is not sealing properly allows warm air to enter the compartment, rapidly raising the internal temperature. Check that the door is fully closed and that no items inside are blocking it from latching.

  2. 02

    Warm food load recently added

    Wiring / connection

    Placing a large quantity of warm or room-temperature food into the freezer can temporarily raise the compartment temperature above the alarm threshold. The temperature should recover on its own within a reasonable period once the compressor catches up.

  3. 03

    Damaged or worn door gasket

    Part replacement

    A door seal that is torn, compressed, or no longer making full contact around the door frame allows warm ambient air to continuously leak into the compartment. Inspect the gasket around the full perimeter for visible gaps, cracks, or deformation.

  4. 04

    Condenser coils fouled with dust or debris

    Wiring / connection

    Heavily blocked condenser coils reduce the system's ability to reject heat, causing the compressor to work harder and the compartment temperature to rise over time. Inspect the condenser coils, typically located at the rear or underside of the unit, for heavy dust buildup.

  5. 05

    Evaporator fan or compressor failure

    Part replacement

    If the evaporator fan is not circulating cold air through the compartment, or if the compressor is not running, the freezer will lose temperature and trigger the alarm. Listen for normal fan and compressor operation sounds to help identify which component may have failed.

See the test procedure for each cause

Frequently asked questions about Red ALARM LED blinking + audible alarm

What does Red ALARM LED blinking + audible alarm mean on a Electrolux freezer?
This alert means the temperature inside the freezer compartment has risen above -12°C, which is above the safe threshold for keeping food properly frozen. The red LED blinks and an audible alarm sounds to alert you to the condition. You can press the Alarm reset button to silence the beeping. The alarm will reset automatically once the temperature drops back below -13°C.
How do I fix the temperature alarm on my Electrolux freezer?
Start by pressing the Alarm reset button to silence the audible warning, then check that the freezer door is fully closed and the door gasket is sealing correctly. Make sure the condenser coils are clean and that airflow around the unit is not restricted. If the freezer continues to show elevated temperatures after these checks, a faulty fan, compressor, or refrigerant issue may require a technician to diagnose.
Will resetting the alarm fix the problem on my Electrolux freezer?
Pressing the Alarm reset button silences the audible warning but does not address the root cause if the temperature remains above -12°C. The alarm will automatically reset itself only when the compartment temperature drops back below -13°C. If the underlying cause, such as a door seal issue or a failing component, is not corrected, the alarm will trigger again.
Is my food safe when the Electrolux freezer temperature alarm goes off?
Food safety depends on how long the temperature has been elevated and how far above -12°C the compartment reached. If the alarm was triggered briefly by opening the door or adding a warm food load, and the temperature recovers quickly, food is generally not at risk. If the freezer has been above safe temperatures for an extended period, particularly above 0°C, frozen food should be evaluated carefully before consuming.
How much does it cost to repair an Electrolux freezer showing a temperature alarm?
Repair costs vary widely depending on the cause. Cleaning condenser coils or adjusting a door is a low-cost or no-cost fix. Replacing a door gasket typically costs between $30 and $100 for parts, plus labor if a technician is involved. More significant repairs such as an evaporator fan motor or compressor replacement can range from $150 to $500 or more depending on parts and local labor rates.

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