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Error code reference

Haier Washer Error Code Temperature sensor

Temperature sensor (NTC) is not properly connected or damaged (displayed at end of program).

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Temperature sensor (NTC) is not properly connected or damaged (displayed at end of program).

First step from the service manual

Cut off power and measure resistance of temperature sensor by multimeter, check if between 5-14 kΩ.

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

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What Temperature sensor means on a Haier washer

The temperature sensor error on a Haier washer indicates a fault with the NTC (Negative Temperature Coefficient) thermistor used to monitor wash water temperature. This sensor feeds real-time resistance data to the main control board, allowing the machine to regulate heating during the wash cycle. The error is displayed at the end of the program, meaning the control board has completed its cycle but flagged the sensor reading as outside acceptable parameters at some point during operation.

The NTC thermistor works by changing resistance in response to temperature. At typical operating temperatures, the sensor should read between 5 and 14 kΩ when measured with a multimeter after the machine is powered down. A reading outside this range, whether near zero (indicating a short) or open-loop (indicating a break in the circuit), confirms the sensor is damaged or not functioning correctly. A reading within range but at the extreme edges may point to a connection issue rather than a failed component.

The two primary failure modes are physical damage to the sensor itself and a loose or corroded connector at the sensor harness. Because the error appears at cycle end rather than mid-cycle, intermittent contact issues during the wash are a common culprit. The sensor is typically located on or near the drum tub and can be exposed to moisture and vibration over time, both of which can degrade connectors and sensor integrity.

Source: manufacturer service documentation.

Common causes of Temperature sensor

  1. 01

    Loose or disconnected wiring connector

    Wiring / connection

    The NTC sensor connector may have worked loose due to vibration over time. Inspect the harness connection at the sensor for any unplugged, bent, or corroded terminals before assuming the sensor itself has failed.

  2. 02

    Failed NTC temperature sensor

    Part replacement

    The thermistor element inside the sensor can fail, resulting in resistance outside the 5 to 14 kΩ range. Measure resistance with a multimeter after cutting power; a reading of zero or infinite resistance confirms the sensor needs replacement.

  3. 03

    Corroded or damaged connector terminals

    Wiring / connection

    Prolonged exposure to moisture inside the drum area can corrode the sensor connector pins, creating intermittent electrical contact. Visually inspect the terminals for oxidation or pitting and clean or replace the connector as needed.

  4. 04

    Damaged sensor wiring harness

    Part replacement

    The wire leads running from the sensor to the control board can become pinched or frayed from drum movement. A broken wire in the harness will produce an open circuit reading on a multimeter even if the sensor itself is intact.

  5. 05

    Faulty main control board

    Part replacement

    If the sensor and all wiring check out within the 5 to 14 kΩ specification, the control board's sensor input circuit may be defective. This is the least common cause and should only be considered after ruling out all sensor and wiring issues.

See the test procedure for each cause

Frequently asked questions about Temperature sensor

What does Temperature sensor mean on a Haier washer?
This error means the washer's NTC temperature sensor is either not properly connected or has been damaged. The sensor monitors water temperature throughout the wash cycle, and the control board flagged a problem with its readings. The error appears at the end of the program to alert you that the sensor circuit needs attention before the next wash.
How do I fix the temperature sensor error on a Haier washer?
Start by cutting power to the machine and using a multimeter to measure the resistance of the NTC temperature sensor. A healthy sensor reads between 5 and 14 kΩ. If the reading is outside that range, the sensor needs replacement. If the resistance is within spec, check the wiring harness and connector for loose connections or corrosion.
Will resetting my Haier washer clear the temperature sensor error?
A power reset may temporarily clear the error display, but if the underlying fault with the sensor or its wiring is not resolved, the code will return at the end of the next wash cycle. A reset is not a fix, it should only be used to confirm whether the fault is intermittent or consistent.
Is it safe to use my Haier washer with a temperature sensor error?
The machine may still complete cycles, but temperature regulation cannot be trusted when the sensor is faulty. Wash programs that rely on specific water temperatures, such as sanitize or delicate cycles, may not perform correctly. It is best to address the fault before using temperature-sensitive settings.
How much does it cost to repair a Haier washer temperature sensor error?
If the fix is a reseated connector or cleaned terminals, there is no parts cost and only your time is involved. Replacing the NTC temperature sensor itself typically costs between $15 and $50 for the part, depending on the model. If a technician is needed for diagnosis and replacement, total repair costs generally range from $80 to $200 including labor.

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