hotpoint wd420 Home › Forums › Public Support Forums › Help And Support › Washing Machine Help Forum › hotpoint wd420 This topic has 1 reply, 2 voices, and was last updated 17 years, 5 months ago by col-mac. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts October 14, 2008 at 4:15 pm #40212 col-macParticipant When the machine is turned to a program the on/off light flashes along with lights 1 and 2 on the side bar. Any idea what this fault code is. Cheers October 14, 2008 at 4:22 pm #265150 helo_75Participant f12 non communication between pcb’s check loom between pcb’s sometimes unpluggin it for 30 mins works or its the main pcb thats faulty 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