How to Fix Bosch Washer Error F37

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

Error Code: F37 Difficulty: Hard

Problem: Faulty NTC (temperature sensor).

⚖️ Repair Decision

✅ WORTH FIXING

Parts under $100

How to Fix F37 Error (Step-by-Step)

Unplug the washing machine from the power outlet and confirm the error stays cleared during a full test cycle.
Access the back of the machine to locate the NTC sensor on the heating element.
Disconnect the wiring from the sensor and confirm the error stays cleared during a full test cycle.
Carefully unclip or unscrew the old NTC sensor from its housing.
Install the new NTC sensor, making sure it is securely in place.
Reconnect the wiring to the new sensor and confirm the error stays cleared during a full test cycle.
Reassemble the back panel and test the machine and confirm the error stays cleared during a full test cycle.
Turn the appliance off, wait about 2 minutes, then turn it back on.

OEM Part #: NTC Sensor

Estimated Market Price: $15-$30

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.