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Error code reference

Bosch Refrigerator Error Code 3-2-8

Ice maker

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What the 3-2-8 error code actually means

Your Bosch refrigerator is detecting a problem with a small motorized valve in the ice maker that controls when ice drops into the dispenser chute. This part, called the hopper flap solenoid, is either not working electrically or has failed mechanically. Until this is fixed, your ice dispenser may not work properly.

Diagnostic procedure

The full 3-2-8 procedure

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1
First diagnostic step
Check solenoid; if problematic replace; if OK replace icemaker.
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Most common causes of 3-2-8

Ranked by how often they cause this code
  1. 1Failed solenoid coil
  2. 2Shorted solenoid winding
  3. 3Loose or corroded wiring connector
  4. 4Mechanically seized solenoid plunger
  5. 5Faulty ice maker assembly

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Questions people ask about 3-2-8

What does 3-2-8 mean on a Bosch refrigerator?
Error code 3-2-8 on a Bosch refrigerator indicates a fault with the hopper flap solenoid in the ice maker. This solenoid controls the gate that releases ice into the dispenser chute. The code is triggered when the control board detects an electrical or functional problem with this component. Ice dispensing may be partially or fully disabled until the issue is resolved.
Is error code 3-2-8 a safety issue?
Error code 3-2-8 is not a safety hazard in the traditional sense. It does not affect food preservation temperatures or refrigerant systems. The concern is limited to ice maker function, specifically the dispenser flap operation. There is a minor risk that a shorted solenoid could draw excess current over time, so it is worth addressing the fault rather than leaving it unresolved.
Will resetting the refrigerator clear error code 3-2-8?
Resetting the refrigerator by unplugging it or cycling the control panel may temporarily clear the error code display, but the code will return if the underlying fault with the hopper flap solenoid has not been corrected. A reset is not a repair. The solenoid must be tested and either confirmed functional or replaced before the code will clear permanently.
Can I fix error code 3-2-8 myself?
A knowledgeable DIYer can perform the first diagnostic step, which is checking the solenoid for electrical continuity and proper resistance using a multimeter. If the solenoid tests faulty, replacing it or the ice maker assembly is the fix. However, accessing the ice maker and its components typically requires removing shelving and possibly panels, so comfort with appliance disassembly is helpful before attempting this repair.
How much does it cost to repair error code 3-2-8 on a Bosch refrigerator?
If only the hopper flap solenoid requires replacement and it is available as a standalone part, the part cost is generally in the range of $15 to $60. If the full ice maker assembly must be replaced, parts costs typically range from $80 to $250 or more depending on the model. Adding professional labor, total repair costs can range from $150 to $400 depending on your location and the parts required.

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