CodeRegistry
Brands
  1. Home
  2. Bosch
  3. Washing Machines
  4. F37
About·Privacy·Terms

CodeRegistry — Your global library for technical solutions.

For your safety: always follow the equipment manufacturer’s official manuals. CodeRegistry is an independent help site and is not affiliated with the brands listed here.

F37

F37 — Faulty NTC (temperature sensor)

Bosch · Washing Machines

What does F37 mean?

The NTC temperature sensor is faulty, causing the program to terminate without heating the water. This requires checking the sensor and its wiring.

Common Causes

  • Faulty NTC temperature sensor
  • Break in the wiring to the NTC sensor

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the NTC sensor for proper connection and any signs of damage.

  2. 2

    Inspect the wiring connected to the NTC sensor.

  3. 3

    The program will not heat; professional inspection may be needed.

Browse all codes in this manual (47)
Verified technical data. Last updated: April 2026

Related Faults

E02E02 — Motor problemE67E67 — Incorrect module encodingF01F01 — Door not closed or laundry obstructing door
Source: Bosch Washing Machines
Open Manual (Page 5)Search more codes in this manual