ERROR CODE EXPLAINED
Thermador Induction Cooktop
Thermador Induction Cooktop E8204 Error Code
What it means
Thermador says E8204 indicates the cooking-sensor battery is low.
Try this first
- Replace the cooking-sensor battery with a 3 V CR2032 battery.
Can I keep using it?⚠ Thermador says E8204 indicates the cooking-sensor battery is low.
Repair usually required?⚠ Follow only the manufacturer-backed checks listed on this page before replacing parts.
If the error keeps returning
Use the linked official manufacturer support source for additional model-specific guidance.
Official source
Troubleshooting information verified against manufacturer support documentation.
View manufacturer support page →Safety note:ApplianceSignal provides general troubleshooting information. Always follow the appliance manufacturer's safety instructions and disconnect power when required.