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Error code reference

Prodigy Ice Maker Error Code C

Clean cycle is in progress.

Prodigy codesProdigy ice maker codes

Clean cycle is in progress.

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What C means on a Prodigy ice maker

The "C" indicator on a Prodigy ice maker signals that a clean cycle is actively running. This is not a fault code in the traditional sense. It is a status notification that the machine has entered its automated cleaning mode, which cycles cleaning solution and water through the internal water distribution system, evaporator, water trough, and associated plumbing circuits. The display holds this indicator for the duration of the cycle to inform the operator that normal ice production is suspended.

During the clean cycle, the ice maker halts refrigeration and ice harvesting functions and instead circulates water or a cleaning solution through the system to dissolve mineral scale, biofilm, and other deposits that accumulate on water-contact surfaces. The cycle is typically initiated either manually by pressing the clean button on the control panel or automatically if the unit has a scheduled cleaning reminder. The duration of the cycle varies depending on the unit model and the degree of buildup present.

No component failure is implied by the "C" indicator. Once the clean cycle completes, the unit will automatically transition back to normal ice-making operation and the indicator will clear. If the "C" indicator remains on longer than expected or the machine does not return to ice production after the cycle ends, it may indicate a control board issue, a stuck relay, or a sensor that is not registering cycle completion correctly.

Source: manufacturer service documentation.

Common causes of C

  1. 01

    Manual clean cycle initiated

    Wiring / connection

    A technician or operator pressed the clean button on the control panel, starting the cycle intentionally. This is the most common reason for the "C" indicator and requires no corrective action.

  2. 02

    Scheduled or reminder-triggered clean cycle

    Wiring / connection

    Many Prodigy models track operating hours and prompt or automatically initiate a clean cycle after a set interval. The indicator will appear without any manual input when this threshold is reached.

  3. 03

    Cycle running longer than expected due to heavy scale buildup

    Wiring / connection

    Significant mineral or lime scale deposits can extend the clean cycle duration. If the unit is overdue for cleaning, the "C" may remain displayed for a prolonged period while the system works through heavier contamination.

  4. 04

    Control board not registering cycle completion

    Part replacement

    If the "C" indicator does not clear after a full cleaning cycle has run, the control board or an associated sensor may be failing to detect that the cycle is complete. This can prevent the unit from returning to ice production.

  5. 05

    Stuck relay or wiring fault in the control circuit

    Part replacement

    A relay that does not release properly after the clean cycle can hold the machine in cleaning mode indefinitely. Inspecting the control board and associated wiring for signs of damage or corrosion can help identify this condition.

See the test procedure for each cause

Frequently asked questions about C

What does C mean on a Prodigy ice_maker?
The "C" indicator on a Prodigy ice maker means a clean cycle is currently in progress. This is a normal status display, not a fault or error. The machine has suspended ice production while it circulates water or cleaning solution through its internal components. The indicator will clear automatically when the cycle finishes.
How do I fix or stop the C indicator on my Prodigy ice maker?
In most cases, no fix is needed. The "C" indicator will clear on its own once the clean cycle completes. If you need to stop the cycle early, pressing the clean or off button on the control panel should interrupt the process. If the indicator persists after the cycle should have ended, check the control board and sensors for faults.
Is it safe to use my Prodigy ice maker while the C code is displayed?
You should not attempt to harvest or use ice while the clean cycle is running. Cleaning solution may be present in the water system during this time, making any ice produced during the cycle unsafe for consumption. Wait until the cycle completes and the machine returns to normal ice production before using the ice.
Will resetting my Prodigy ice maker clear the C indicator?
A reset may interrupt the clean cycle, but it is generally not recommended to force-stop the process partway through. Doing so can leave cleaning solution residue in the water system. It is better to allow the cycle to complete naturally. If the "C" indicator is stuck and the cycle will not end, a reset can be used as a diagnostic step to determine if the control board is responding correctly.
How much does it cost to repair a Prodigy ice maker that is stuck in clean cycle mode?
If the unit is genuinely stuck in clean mode due to a component failure, repair costs typically depend on the specific faulty part. Control board replacements generally range from $150 to $400 in parts alone, with additional labor costs depending on your service provider. Simpler issues like a stuck relay or wiring fault may cost less to address. A thorough diagnostic inspection is the best first step before committing to any parts replacement.

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