E17
Error code
medium severity
Bosch
E17 Error: Water temperature too high — Thermostat fault
Water temperature too high — Thermostat fault
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Diagnostic Steps
- 1
Step 1
Check the NTC temperature sensor
- 2
Step 2
Check the main control board
- 3
Step 3
Replace the thermostat/NTC sensor
⚠️ Always disconnect your appliance from mains power before starting any repair. If in doubt, consult a qualified engineer.
Parts to Check in order of probability
Frequently Asked Questions
What does the E17 error mean on a Bosch dishwasher?↓
Water temperature too high — Thermostat fault
Can I fix the E17 error myself?↓
Many E17 faults can be resolved by a competent DIYer. Always disconnect from mains power first. If unsure, consult a qualified engineer.