e30
Moderate
Bosch · Washing Machines
Heating sensor (NTC) defective
Quick Answer
Error code E30 on your Bosch Washing Machines means: Heating sensor (NTC) defective. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Unplug the washer and locate the NTC sensor.
2
Check wiring connections to the sensor for corrosion or damage.
3
Test the NTC sensor resistance with a multimeter.
4
Replace the NTC sensor if readings are out of specification.
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
NTC temperature sensor
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