Editorial & technical review
- Written by ApplianceWorth Editorial Team
- Technically reviewed by Victor — appliance technician
- Last reviewed 2026-07-01
- Applies to Thermador refrigerators
- Confidence medium
- Also displayed as E33
- Sources Manufacturer service documentation and field-repair experience · Methodology · Report a correction
What this code means
E33 indicates an ice-chute flap motor or switch problem. E34 indicates a hopper-flap switch or crusher-mechanism problem on applicable ice-and-water dispenser models.
Most likely causes
- Ice buildup is holding a flap open or closed
- A flap motor, switch or linkage has failed
- The ice hopper or crusher is not seated correctly
- A dispenser connector or control module is faulty
Safe checks for the owner
- Remove the ice bin and reinstall it fully after clearing loose ice.
- Do not force the chute or crusher mechanism.
- Turn off the ice maker if the dispenser continues cycling or grinding.
Estimated U.S. repair cost
$220–$480, depending on model, access, parts availability and local labor.