Bosch WFE2021 showing 06. Home › Forums › Trade Technical & Spare Parts Forums › Trade Technical Enquiries › Bosch WFE2021 showing 06. This topic has 1 reply, 1 voice, and was last updated 17 years ago by iadom. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts March 30, 2009 at 9:08 am #44619 iadomModerator Customer just phoned. Says display is showing 06 (not F06) machine will not start at all. According to him, his instruction book indicates a doorlock problem. Fault code guide lists F06 as an NTC fault. 😕 Any pointers? Jim. March 30, 2009 at 3:58 pm #281655 iadomModerator Re: Bosch WFE2021 showing 06. Sorted, It was flashing 6. Not something I have seen before, the harness plug to the doorlock was completely adrift. 8) Jim. 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