CR members can read on for a deep dive into appliance reliability across 25 manufacturers that embrace LG, Frigidaire, GE, KitchenAid, Samsung, Bosch, Electrolux, Kenmore, Maytag, Miele, Sub-Zero/Wolf, and Whirlpool. We're not only a service engineer for Hotpoint, but also a service engineer for Hoover, Creda, Ariston, Whirlpool, Servis, Electrolux, Bosch, AEG, Zanussi, Tricity Bendix, Miele, Siemens, Candy, Neff, Ocean, Dyson, Brandt, Dedietrich, Indesit and Bauknecht. We're probably the best machine service engineer out there in your area. We are service engineer for Girbau, Schulthess, Primus, Ipso and Huebsch. Electrolux washing machines are so sophisticated that they'll wash all types of clothes with none issues. Fix any issues. If that doesn’t work, substitute the motor PCB and the main PCB. 5 volts to forestall potential issues with the main board. E5HWiring defective, Inverter board defective. 1. Replace Main control board. E66 - Heating sensor circuit failure triggered by the main control.