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Error code reference

Bosch Refrigerator Error Code 3-2-9

Ice maker

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What the 3-2-9 error code actually means

Your Bosch refrigerator has detected a problem with the part that controls the ice crusher inside the ice maker. This means the machine that switches between cubed and crushed ice may not be working correctly. A technician will need to test or replace that component to restore normal ice maker function.

Diagnostic procedure

The full 3-2-9 procedure

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MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check solenoid; if problematic replace; if OK replace icemaker.
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Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Most common causes of 3-2-9

Ranked by how often they cause this code
  1. 1Failed crusher solenoid coil
  2. 2Damaged or corroded wiring harness
  3. 3Shorted solenoid coil
  4. 4Faulty ice maker assembly

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Questions people ask about 3-2-9

What does 3-2-9 mean on a Bosch refrigerator?
Error code 3-2-9 on a Bosch refrigerator indicates a fault with the ice maker's crusher solenoid. This solenoid controls the switching mechanism between cubed and crushed ice. The refrigerator's control board has detected an electrical problem with this component, such as an open circuit, a short, or a wiring issue. Ice production or the crush function may be disabled until the fault is resolved.
Is error code 3-2-9 a safety concern?
This error code is not a safety hazard. It specifically relates to the ice maker's crusher solenoid and does not affect the refrigerator's core cooling or food preservation functions. Your refrigerator will continue to keep food cold normally. The main impact is a loss of ice crushing capability or potentially a complete stop of ice production.
Will resetting my Bosch refrigerator clear the 3-2-9 error code?
A power reset may temporarily clear the error code from the display, but the fault will return if the underlying problem with the crusher solenoid or wiring has not been corrected. Resetting alone does not fix a failed solenoid coil or damaged wiring harness. The code should be treated as a diagnostic indicator that requires proper component testing and repair rather than a simple reset.
Can I fix error code 3-2-9 myself?
A knowledgeable DIYer can attempt the first diagnostic step, which involves inspecting the wiring harness for visible damage and testing the crusher solenoid for continuity using a multimeter. If the solenoid is faulty, replacing it requires accessing the ice maker compartment and disconnecting electrical connectors. If the solenoid tests fine, replacing the full ice maker assembly is the next step, which is more involved and may be better suited to a qualified technician.
How much does it cost to repair error code 3-2-9 on a Bosch refrigerator?
Repair costs depend on which component is at fault. Replacing just the crusher solenoid is generally the less expensive option, with parts typically ranging from around $20 to $60 depending on the model. If the full ice maker assembly requires replacement, parts costs can range from $80 to $250 or more. Adding professional labor charges will increase the total cost of either repair.

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