Hotpoint Dishwasher error codes 6th or 7th flashing neon August 22, 2013 Dishwasher, Repair Guides Hotpoint FWD 60 Dishwasher This video will show you how to replace the thermistor and module on a Hotpoint FWD 60 Dishwasher, just one of the possible reasons for the flashing 6th or 7th neon error code.