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Kenmore Washer F11 Error Code — Serial Communication Error

Kenmore Washer Error Code Reference

F11

Kenmore Washer F11 Error Code — Serial Communication Error

Kenmore Washer

High Severity
Warning: If your Kenmore appliance displays the F11 error code and you are unsure how to proceed, turn off the appliance and contact a qualified technician. Some errors require professional repair to avoid further damage or safety risks.

Kenmore Washer F11 Error — Serial Communication Failure

The F11 error code indicates a serial communication breakdown between the main control board (CCU) and the Motor Control Unit (MCU). Without this communication link, the washer cannot coordinate spin speed, agitation, and other motor functions.

Diagnosis

  1. Perform a hard reset by unplugging for 10 minutes.
  2. Inspect the wiring harness between the CCU and MCU for damage, moisture, or loose connectors.
  3. Check both boards for signs of burning or moisture damage.
  4. Run the factory diagnostic cycle (consult your service manual for your specific model) to isolate which board is generating the communication fault.

Board Replacement

F11 is often misdiagnosed — technicians without proper diagnostic tools frequently replace the wrong board. Our team uses factory-level diagnostic software to identify exactly which board (CCU or MCU) has failed before any parts are ordered. This saves time and money.

Need Professional Help with Error Code F11?

Our highly trained Kenmore technicians can diagnose and fix this error code quickly — using factory-certified parts and a 30-day warranty.

Other Kenmore Washer Error Codes

F13 Kenmore Washer F13 Error Code — Dispenser Error F14 Kenmore Washer F14 Error Code — Slow Drain F15 Kenmore Washer F15 Error Code — Motor Speed Error F16 Kenmore Washer F16 Error Code — Door Lock Failure F17 Kenmore Washer F17 Error Code — Inlet Valve Error F7 Kenmore Washer F7 Error Code — Motor Control Fault
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