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Error code reference

Samsung Hood Error Code E-63

Humidity sensor T1 max time error.

Samsung codesSamsung hood codes

Humidity sensor T1 max time error.

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What E-63 means on a Samsung hood

The E-63 error code on a Samsung hood indicates a humidity sensor T1 maximum time error. This fault is triggered when the humidity sensor designated T1 fails to complete its measurement cycle within the expected time window. The hood's control board monitors the duration of the sensor's response, and when that duration exceeds the programmed threshold, the board registers a timeout fault and displays E-63. The T1 humidity sensor is responsible for detecting moisture levels in cooking exhaust, which the hood uses to modulate fan speed and ventilation duration automatically.

This type of timeout error typically points to a problem with the sensor itself, the wiring harness connecting the sensor to the control board, or the control board's ability to receive and process the sensor signal. A sensor that has degraded internally may draw out its signal response indefinitely, triggering the max time condition. Corrosion, grease contamination, or physical damage to the sensor or its connector pins can also disrupt signal timing and cause the same fault.

Because the hood relies on the T1 sensor to drive its auto-sensing ventilation functions, an E-63 error may disable or impair those automatic modes. Manual fan operation may still be available depending on the specific model. Resolving this fault requires identifying whether the root cause is the sensor, the wiring, or the control board, as each requires a different repair approach.

Source: manufacturer service documentation.

Common causes of E-63

  1. 01

    Faulty T1 humidity sensor

    Part replacement

    The T1 humidity sensor itself has degraded or failed internally, causing its signal response to exceed the maximum allowed time. This is the most frequent root cause of the E-63 error.

  2. 02

    Grease or moisture contamination on the sensor

    Wiring / connection

    Heavy grease or moisture buildup on the sensor element can interfere with accurate readings and slow the sensor's response cycle enough to trigger the timeout. Inspect the sensor for visible contamination.

  3. 03

    Damaged or loose wiring harness

    Wiring / connection

    A loose connector, broken wire, or corroded terminal between the T1 sensor and the control board can disrupt the signal and cause the board to register a timeout. Check all connectors along the sensor circuit for damage or poor seating.

  4. 04

    Corroded sensor connector pins

    Wiring / connection

    Exposure to cooking steam and grease can corrode the sensor's connector pins over time, increasing resistance in the circuit and causing signal delays that exceed the maximum time limit.

  5. 05

    Defective control board

    Part replacement

    If the sensor and wiring both test correctly, the control board may be failing to process the sensor signal within the required time frame. A faulty board is the least common cause but should be considered after other components are ruled out.

See the test procedure for each cause

Frequently asked questions about E-63

What does E-63 mean on a Samsung hood?
E-63 on a Samsung hood indicates a humidity sensor T1 maximum time error. This means the T1 humidity sensor, which detects moisture in cooking exhaust, failed to complete its signal response within the time the control board expects. The fault can be caused by a defective sensor, contamination, or a wiring issue.
Can I fix the E-63 error on my Samsung hood myself?
Some steps, such as cleaning grease or moisture from the sensor and checking for loose wiring connectors, can be performed by a careful DIYer. However, if the sensor itself has failed or the control board is defective, replacing those components typically requires familiarity with appliance disassembly and electrical connectors. If you are not comfortable working with appliance wiring, a qualified technician is recommended.
Is it safe to use my Samsung hood while it shows E-63?
The E-63 error means the automatic humidity sensing function is not operating correctly, so the hood may not regulate ventilation as intended. Manual fan operation may still work depending on your model, but continued use without addressing the fault is not recommended. It is best to resolve the error before relying on the hood for regular cooking ventilation.
Will resetting my Samsung hood clear the E-63 error?
A power reset by unplugging the hood or turning off its circuit breaker for a few minutes may temporarily clear the error code. However, if the underlying cause is a faulty sensor, contamination, or damaged wiring, the E-63 code will return once the hood resumes normal operation. A reset alone is not a fix for this fault.
How much does it cost to repair a Samsung hood showing E-63?
Repair costs vary depending on the root cause. Cleaning contamination off the sensor or reseating a loose connector involves minimal cost if done yourself. Replacing the T1 humidity sensor typically costs between 50 and 150 dollars for parts, plus labor if a technician performs the work. A control board replacement is more expensive, generally ranging from 150 to 350 dollars or more including parts and labor.

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