3c
Moderate
Samsung · Dishwashers
WaterWall filter blockage / Rotary model high temperature error
Quick Answer
Error code 3C on your Samsung Dishwashers means: WaterWall filter blockage / Rotary model high temperature error. This is usually fixable — see the step-by-step guide below.
Affected Models
Specific models affected
Likely Causes
How to Fix It
1
For WaterWall models: Remove the bottom rack and locate the fine filter at the bottom of the dishwasher.
2
Clean the fine filter thoroughly under running water.
3
Reinstall the filter and run a test cycle.
4
For Rotary models: Switch the power off at the circuit breaker for 30 seconds, then turn it back on.
5
If the error returns after cleaning or resetting, request professional service.
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
Fine mesh filter (if damaged)
Temperature sensor (Rotary models)
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