It's usually a shorting door lock that damages the main module. Aswer is change the module and the door lock at the same time. we stock the main module at £39.90+vat plus post of £5+vat. We do not stock the door lock. Our site is www.emwelec.co.uk - put your model number in the search box and order online or call 0115 9652118 (open Tuesday after Easter)
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix washing machines.