UK Appliance Repair Questions? Ask a Technician for Answers ASAP
OK on this washing machine its abit of a fiddle - first thing to do is get the back off and take a look at the main power pcb that is usually located at the bottom rear left hand side. Make a careful not (ie mark up the connectors on the casing of the pcb cover and then unplug the board and in good light check to see if any of the tracks have been damaged or capacitors domed. Come back to me with your results.
Is the door still locked?
OK it is going to be one of three things - a faulty pcb but visually you say this looks OK, the cables between the main door interlock (door lock) and the lock itself. Do you have any means of testing the wiring ie a multimeter?