Hotpoint Dishwasher DIF04B1 4 lights on Home › Forums › Trade Technical & Spare Parts Forums › Trade Technical Enquiries › Hotpoint Dishwasher DIF04B1 4 lights on This topic has 3 replies, 2 voices, and was last updated 4 years, 7 months ago by scots. Viewing 4 posts - 1 through 4 (of 4 total) Author Posts August 24, 2021 at 6:59 am #99963 scotsParticipant Have this dishwasher all 4 lights on, sounds like a board error? Anyone else had this or any suggestions. Thanks Brian August 24, 2021 at 9:21 am #478663 electrofixModerator Hi Brain the only fault code i can see is for units with virtual sensors have emailed you the virtual sensor info Dave August 24, 2021 at 8:52 pm #478664 scotsParticipant Hi Dave Just reading it now, interesting, is this not how the Bosch DW monitor the draining too? Thanks for this info again Brian August 24, 2021 at 9:22 pm #478665 electrofixModerator correct bosch do the same. the pump draws less current when its empty Dave Author Posts Viewing 4 posts - 1 through 4 (of 4 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In