mypros+
Error code reference

Prodigy Ice Maker Error Code d

Test mode is active.

Avg. service call
$285
National average. Trip fee plus diagnostic plus labor. Before parts.
MyPros+ 3-day pass
$9.95
Same diagnostic steps, on your phone. Start now.
You keep in your pocket
~$275
Even before you buy the part.
Skip the service call. Fix it yourself.
Full procedure unlocks instantly.
Get Started

What the d error code actually means

The 'd' on your Prodigy ice maker means the machine has been put into a special test or diagnostic mode, usually by a technician. The machine is not broken, but it will not make ice normally while this mode is active. You or a technician will need to exit test mode to return to normal ice production.

Diagnostic procedure

The full d procedure

Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.

MyPros+ · DiagnosticsStep 1 preview
1
Confirm the fault
Power cycle the unit: switch off the breaker for 60 seconds, then restore power. If the code returns, the fault is persistent and the procedure below isolates the cause.
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
Unlock d procedure $9.95

Or subscribe: $29/month for unlimited access to all codes plus Max AI diagnostics.

Most common causes of d

Ranked by how often they cause this code
  1. 1Technician-activated test mode
  2. 2Accidental button sequence press
  3. 3Post-installation commissioning
  4. 4Control board retaining mode state

Most DIYers save hundreds by diagnosing before ordering parts.

Get Started

$29/month · Cancel anytime · Or $9.95 3-day pass

Questions people ask about d

What does d mean on a Prodigy ice_maker?
The 'd' code on a Prodigy ice maker indicates that test mode is currently active on the unit. This is a diagnostic function that allows technicians to manually step through operational cycles. It is not a fault code and does not indicate a broken component. Normal ice production is paused while test mode is running.
Is it safe to leave my Prodigy ice maker in test mode?
Leaving the unit in test mode for extended periods is not recommended. The machine will not produce ice normally in this state, and extended operation under accelerated diagnostic cycling outside normal parameters could cause unnecessary wear on components. Exit test mode as soon as diagnostics are complete.
How much does it cost to fix a d code on a Prodigy ice maker?
In most cases, there is no repair cost involved because the 'd' code simply indicates test mode is active, not a hardware failure. If a technician is needed to exit the mode or diagnose why it was triggered unexpectedly, a standard service call fee typically ranges from $75 to $150 depending on your location and service provider.
How do I fix the d code on a Prodigy ice maker?
To clear the 'd' indicator, you need to exit test mode. This is typically done by pressing the same button combination used to enter test mode, or by performing a full power cycle by unplugging the unit and waiting a few minutes before restoring power. If you are unsure of the correct button sequence, cycling power is the safest approach.
Will resetting the Prodigy ice maker clear the d code?
Yes, a power cycle reset will typically clear the test mode indicator. Unplug the ice maker from its power source, wait at least three to five minutes, and then plug it back in. If the 'd' code returns immediately after power is restored, contact a qualified technician to inspect the control board.

78,000+ service manuals · 160,000+ error codes · 55+ brands

Get Started

$29/month · Cancel anytime · Or $9.95 3-day pass