f31
Moderate
Bosch · Ovens & Ranges
Oven temperature sensor short circuit
Quick Answer
Error code F31 on your Bosch Ovens & Ranges means: Oven temperature sensor short circuit. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Turn off the oven at the circuit breaker and unplug if possible.
2
Check the wire harness connections on the oven temperature sensor and the electronic control board.
3
Test the sensor with a multimeter - a functional sensor should show approximately 1100 ohms at room temperature.
4
If the resistance is very low, the sensor has an internal short and must be replaced.
5
If the wire harness connections are OK, replace the oven temperature sensor.
6
If the problem persists after sensor replacement, replace the electronic control board.
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Oven temperature sensor
Multimeter
Electronic control board (if needed)
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