20 Most Recent Meiko DV 80.2 Dishwasher Questions & Answers

305 Booster content is insufficient for rinsing See error code 301, booster tank level sensor defective/disconnected, water inlet strainer is soiled, booster tank vent is clogged, anti siphen flap. 301 Level 1 not reached when filling (number of cycles exceeded) Booster pump output low/defective, rinse nozzles clogged, wash tank level sensor soiled, moisture in sensor tube, hose kinked or not water tight.

are all 3 cycle lights flashing together? if so then the eeprom has blown (the little pcb fitted at 90deg to the main spuel 6 card. This component is very prone to failing where there are power cuts or surges . You will only need to replace the eeprom and not the main card but make sure power is ok before you fit new one or it may blow again.
Regards Kit

307 Wash tank level sensor defective (short circuit) Check connection, defective sensor, I/O board defective. Per service manual.

Press the "0" key at any time to exit programming mode. Per Service Manual.

206 Increase in wash time Booster not ready for rinsing at right time. See error code 205. 205 Temperature increase not reached Booster heater not working, heat elements are open, defective temp sensor. Per the service manual

121 Door/hood is open, door switch malfunction Close door and restart wash cycle, check switch. Per the service manual.

203 No change detected by level switch during rinse pump operation Level switch defective/disconnected, booster pump defective/disconnected, start cap defective/disconnected, no signal from I/O board, check microswitch manually. This is per their service manual.

possible door seal.