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Error code reference

Hotpoint Cooktop Error Code F01

Visual board NTC short circuit (subcode 1)

Hotpoint codesHotpoint cooktop codes

Visual board NTC short circuit (subcode 1) - Short circuit of NTC on the visual/graphics board.

First step from the service manual

Replace the display card.

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

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What F01 means on a Hotpoint cooktop

The F01 error code on a Hotpoint cooktop indicates a short circuit condition in the NTC (Negative Temperature Coefficient) thermistor located on the visual board, also referred to as the graphics or display board. An NTC thermistor is a temperature-sensing resistor whose resistance decreases as temperature increases. When the control system detects that the NTC on the visual board is in a short circuit state, meaning its resistance has dropped to near zero ohms rather than the expected value range, it triggers this fault code to protect the appliance from operating with faulty temperature feedback.

The visual board NTC serves a monitoring role for the display and control electronics, helping the system track thermal conditions in that section of the cooktop. A short circuit on this sensor can occur due to physical damage to the thermistor itself, contamination from moisture or cooking residue reaching the board, a solder joint failure creating an unintended low-resistance path, or degradation of the thermistor component over time. Unlike an open circuit fault, a short circuit means current is flowing through an unintended path with little to no resistance.

Because the NTC is integrated into the visual board assembly rather than being a standalone serviceable component in most configurations, the diagnostic approach points directly to replacing the display card as the corrective action. Attempting to isolate and replace only the thermistor is generally not practical given its integration into the board circuitry. Technicians should visually inspect the board for signs of burning, moisture damage, or physical impact before installing a replacement unit.

Source: manufacturer service documentation.

Common causes of F01

  1. 01

    Failed NTC thermistor on the visual board

    Part replacement

    The NTC thermistor component on the display board has internally short circuited, dropping its resistance to near zero. This is the most direct cause of the F01 fault and typically requires replacing the entire visual board assembly.

  2. 02

    Moisture or liquid contamination on the display board

    Wiring / connection

    Spills or steam exposure can create conductive bridges across the NTC thermistor contacts or surrounding circuitry, causing the control system to read a short circuit condition. Inspect the board for corrosion, residue, or water marks.

  3. 03

    Damaged solder joint or PCB trace on the visual board

    Part replacement

    A failed solder joint or cracked PCB trace near the NTC circuit can create an unintended low-resistance path that mimics a short circuit. Close inspection under magnification may reveal the defect, though board replacement is typically the practical solution.

  4. 04

    Physical damage to the display board

    Part replacement

    Impact, heat exposure, or manufacturing defects can physically damage the thermistor or nearby components on the visual board. Look for visible burn marks, cracked components, or discoloration on the board surface.

  5. 05

    Wiring harness short between display board and control board

    Wiring / connection

    Although less common, a pinched or damaged wire in the harness connecting the visual board to the main control board could introduce a short circuit on the NTC signal line. Inspect the harness routing and connector pins for damage before replacing the board.

See the test procedure for each cause

Frequently asked questions about F01

What does F01 mean on a Hotpoint cooktop?
F01 on a Hotpoint cooktop indicates a short circuit of the NTC thermistor on the visual or graphics board, identified as subcode 1. The NTC is a temperature-sensing component, and when the system detects its resistance has collapsed to a near-zero short circuit state, it triggers this fault and stops normal operation. Resolving the error requires replacing the display card.
Can I fix the F01 error on my Hotpoint cooktop myself?
If you are comfortable working with appliance electronics and can safely access the internal components, you can inspect the visual board for obvious signs of damage such as burn marks or moisture. However, the primary repair action is replacing the display card, which involves disconnecting wiring harnesses and installing a new board. If you are not experienced with appliance repairs, it is safer to have a qualified technician perform the replacement.
Is it safe to use my Hotpoint cooktop while the F01 error is displayed?
You should not continue using the cooktop while the F01 error is active. The fault indicates that the temperature sensing circuit on the display board is not functioning correctly, which means the appliance cannot reliably monitor conditions in that part of the electronics. Operating the cooktop in this state could lead to further component damage or unpredictable behavior.
Will resetting my Hotpoint cooktop clear the F01 error?
A power cycle or reset may temporarily clear the error display, but the fault will return if the underlying short circuit condition in the NTC on the visual board has not been corrected. Since this is a hardware fault rather than a software or communication glitch, the error will persist until the display card is replaced or the root cause of the short circuit is repaired.
How much does it cost to repair a Hotpoint cooktop F01 error?
Repair costs will vary depending on parts availability and whether you hire a technician or perform the repair yourself. A replacement display or visual board for a Hotpoint cooktop can range from roughly 50 to 200 dollars or more depending on the specific model. Adding professional labor, total repair costs could range from approximately 100 to 350 dollars, though this will depend on your location and the technician's rates.

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