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Error code reference

Bosch Refrigerator Error Code E2002

RAM check (IW210/icemaker)

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What the E2002 error code actually means

Your Bosch refrigerator is reporting a memory error in the icemaker's control board, which means the icemaker's small computer cannot check itself properly. This usually means the icemaker will stop making ice until the issue is resolved. The fix is often a reset or, if the problem persists, replacing the icemaker control board.

Diagnostic procedure

The full E2002 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.

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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.
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Most common causes of E2002

Ranked by how often they cause this code
  1. 1Failed icemaker control board (IW210 module)
  2. 2Transient power surge or interruption
  3. 3Moisture or frost intrusion into the icemaker assembly
  4. 4Firmware corruption on the icemaker module

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Questions people ask about E2002

What does E2002 mean on a Bosch refrigerator?
E2002 indicates a RAM check failure in the IW210 icemaker control module. The icemaker's control board runs a memory self-test, and when that test fails, the refrigerator logs this code. It means the icemaker's internal logic cannot confirm its memory is functioning correctly, so ice production is likely stopped. The cause is usually a faulty control board or a temporary power disruption.
Will resetting the refrigerator clear the E2002 error?
A hard power reset may clear E2002 if the RAM failure was caused by a temporary power event rather than physical hardware damage. Disconnect power for at least 5 minutes to allow the module to fully discharge before restarting. If the error reappears shortly after the reset, the control board itself has failed and a reset will not provide a lasting fix.
How much does it cost to repair a Bosch refrigerator E2002 error?
If only a reset is needed, there is no parts cost involved. If the IW210 icemaker control board requires replacement, parts alone typically range from around 80 to 200 dollars depending on the specific model, with labor adding another 100 to 200 dollars if a technician performs the work. Total repair costs commonly fall in the range of 150 to 400 dollars for a board replacement including professional service.
Can I fix E2002 on my Bosch refrigerator myself?
A basic reset is a reasonable first step that a homeowner can perform safely. Unplug the refrigerator or turn off the circuit breaker for 5 to 10 minutes, then restore power and check if the error clears. If the code returns, the IW210 icemaker control board likely needs replacement, which is a more involved repair best suited to a technician familiar with icemaker assemblies.
Is it safe to keep using my refrigerator with E2002 showing?
The E2002 error is isolated to the icemaker control module and does not affect the main refrigeration or freezer cooling functions. Your food should remain safe as long as the refrigerator and freezer compartments are maintaining proper temperatures. However, the icemaker will not operate correctly while this error is active, so you should plan for repair if you rely on the built-in ice production.

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