Hotpoint LTB4B019UK Dishwasher Error Code Home › Forums › Trade Technical & Spare Parts Forums › Hotpoint LTB4B019UK Dishwasher Error Code This topic has 1 reply, 2 voices, and was last updated 5 years, 1 month ago by lyndy. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts February 16, 2021 at 9:05 am #99147 lyndyParticipant What would be causing the error code start button flashing and the 3 indicator light to flash. Manual says air break is at fault but have changed air break and no luck, still faulting. Thanks February 16, 2021 at 9:31 am #475177 electrofixModerator well if it is light 3 ( would need to dee a pic) it may be fault 4 thermistor Dave Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In