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Error code reference

Samsung Hood Error Code E-02

Cooking time setting over error (MWO).

Samsung codesSamsung hood codes

Cooking time setting over error (MWO).

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What E-02 means on a Samsung hood

The E-02 error code on a Samsung hood indicates a cooking time setting over error originating from the MWO (microwave oven) control system. This error is triggered when the cooking time entered by the user exceeds the maximum allowable limit programmed into the control board's firmware. The control module continuously monitors timer input values, and when a setting is received that falls outside the accepted range, the system flags it as an invalid entry and displays E-02 to prevent unintended operation.

This error is specifically tied to the time input logic within the MWO control circuit. The control board interprets keypad or touch input signals and validates them against preset operational boundaries. If the input signal is corrupted, if a button is held too long, or if the control board itself is malfunctioning and misreading input values, the system may register a time value that exceeds its programmed threshold, resulting in this error code.

In most cases, the fault is not a mechanical component failure but rather an input or communication issue between the user interface panel and the main control board. A one-time occurrence is often resolved by clearing the entry and re-entering a valid cooking time. Persistent occurrences suggest a failing keypad membrane, a control board processing error, or an intermittent connection between the input panel and the control module.

Source: manufacturer service documentation.

Common causes of E-02

  1. 01

    User entered an out-of-range cook time

    Wiring / connection

    The most frequent trigger is simply entering a cooking time that exceeds the unit's maximum allowable setting. Clearing the input and re-entering a valid, shorter time will typically resolve this immediately.

  2. 02

    Stuck or malfunctioning keypad button

    Part replacement

    A keypad button that is physically stuck or electrically shorted can continuously send input signals, causing the control board to register an excessively high time value. Inspect the keypad surface for visible damage or unresponsive keys.

  3. 03

    Faulty keypad membrane or touch panel

    Part replacement

    A degraded membrane keypad can send erratic or unintended signals to the control board, causing it to log a time setting that was never actually entered by the user. This often occurs intermittently before becoming a consistent fault.

  4. 04

    Main control board malfunction

    Part replacement

    If the control board is misinterpreting valid input signals as out-of-range values, the board itself may be failing. This is typically identified when the error persists after replacing the keypad and performing a reset.

  5. 05

    Intermittent wiring connection between keypad and control board

    Wiring / connection

    A loose or corroded connector in the wiring harness between the user interface and the main board can cause corrupted data signals, leading the board to register an invalid time setting.

See the test procedure for each cause

Frequently asked questions about E-02

What does E-02 mean on a Samsung hood?
E-02 on a Samsung hood indicates a cooking time setting over error in the MWO control system. It means the appliance has detected a cooking time input that exceeds the maximum value allowed by the control board. This can be caused by a user entry error, a stuck keypad button, or a fault in the control electronics.
How do I fix the E-02 error on my Samsung hood?
Start by clearing any current cooking time entry and entering a new, valid time that falls within the appliance's accepted range. If the error clears, the issue was likely an accidental over-entry. If the error persists, inspect the keypad for stuck buttons, check wiring connections between the keypad and control board, and consider replacing the keypad membrane or control board if the fault continues.
Will resetting my Samsung hood clear the E-02 error?
A reset by powering the unit off at the circuit breaker for 60 seconds can clear a temporary E-02 error caused by a one-time input issue. However, if the underlying cause is a faulty keypad, damaged membrane, or failing control board, the error will return. A reset is a useful first step but is not a long-term fix if a component is defective.
Is the E-02 error on a Samsung hood a safety concern?
The E-02 error itself is a control input validation fault, not a direct indicator of a hazardous condition. The appliance flags this error to prevent unintended extended operation, which is a protective function. That said, a malfunctioning keypad or control board should be diagnosed and repaired promptly to ensure the unit operates as intended.
How much does it cost to repair the E-02 error on a Samsung hood?
Repair costs depend on the faulty component. A keypad membrane or touchpad panel typically costs in the range of $30 to $100 for the part, while a main control board can range from $80 to $200 or more depending on the model. Adding professional labor, total repair costs generally fall between $100 and $350, with a no-parts reset costing nothing if the error was caused by a simple input mistake.

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