How to Fix Bosch Washer Error F43

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⚠️ Safety Warning: Appliance repair involves electricity, gas, and moving parts. Always disconnect power before working on any appliance.

Error Code: F43 Difficulty: Hard

Problem: Motor error.

⚖️ Repair Decision

✅ WORTH FIXING

Parts under $100

How to Fix F43 Error (Step-by-Step)

Disconnect the washing machine from the power supply and confirm the error stays cleared during a full test cycle.
Remove the rear panel to get access to the motor.
Take a picture of the wiring connections to the motor for reference.
Disconnect the wiring harness and any ground wires from the motor.
Loosen and remove the bolts that secure the motor to the tub.
Carefully remove the motor from the machine and confirm the error stays cleared during a full test cycle.
Install the new motor, secure it with the bolts, and reconnect all wiring as per your reference picture.
Turn the appliance off, wait about 2 minutes, then turn it back on.

OEM Part #: Motor Carbon Brushes

Estimated Market Price: $35-$70

Still Not Working?
If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.

Appliance Type

Appliance Age

Estimated repair cost (parts, or parts + labor) Most DIY parts are $50–$250. If you have a quote, use the total.

Is it under warranty?

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Get the ‘Secret Service Mode’ Cheat Sheet for your Bosch model. Includes an easy-to-read list of every error code and quick diagnostic tips.