Error code · Candy
E21 · Uncontrolled water supply
This error indicates an uncontrolled water supply with an open solenoid valve. Immediately close the faucet and disconnect the appliance from the power supply.
DishwasherCall Technician — Professional Help NeededFixLens verified
Safe first steps
- Immediately close the water supply faucet to stop the uncontrolled water flow.
- Disconnect the dishwasher from the power supply by unplugging it or turning off the circuit breaker.
- Check for any visible leaks around the dishwasher and the water supply line.
- Inspect the solenoid valve for any signs of damage or malfunction.
When to stop
- If you notice any significant leaks or damage to the solenoid valve, stop and call a professional for repair.
Likely cause
This error indicates an uncontrolled water supply with an open solenoid valve. Immediately close the faucet and disconnect the appliance from the power supply.
Verification
Reviewed by: automated manual extraction
Verified against Candy CEF 3E53E0W technical documentation
FixLens publishes its own structured technical logic verified against Candy CEF 3E53E0W documentation · last verified April 21, 2026.
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