Samsung Washers2024–present

Error Code 8C1

The washer's vibration sensor has detected a fault.

Moderate

Address soon - your appliance may not work properly

Also displayed as: 8C1

What This Means

Wire disconnection to MEMS PBA; MEMS PBA defective; Main PBA fault

What actually causes this:

A loose wire at the vibration sensor or a failed sensor board.

First Thing to Check

Turn off the washer, wait 2-3 minutes, then turn it back on and try again.

Parts Involved

MEMS PBAMain PBA

How to Fix

  1. 1

    1. Check wire connections for External MEMS PBA (8CA1)

  2. 2

    2. Replace MEMS PBA if necessary (8CB1)

  3. 3

    3. Replace Main PBA if MEMS replacement does not resolve

This Error Applies To

Samsung WA50B5100A Series Washers (2024) (2024–present)

Service manual exact match: WA50B5100AV/UWService manual exact match: WA50B5100AW/UWService manual exact match: WA50B5100AVService manual exact match: WA50B5100AWService manual exact match: WA49B5105AVService manual exact match: WA49B5105AWService manual exact match: WA49B5105AV/WService manual exact match: WA49B5105AW/W

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