Candy CDCP 6 - Black or gray marks on dishes; Detergent left in dispenser cups; The dishes are not drying; Error Codes

Error Codes
When some malfunctions come on, the appliance will display error codes to warn you:
WARNING!
If overflow occurs, turn off the main water supply before calling a service.
If there is water in the base pan because of an overfill or small leak, the water should be removed before
restarting the dishwasher.
Technical Information