John Lewis JLWM1203 – Error code E66 Home › Forums › Public Support Forums › Help And Support › Washing Machine Help Forum › John Lewis JLWM1203 – Error code E66 This topic has 1 reply, 2 voices, and was last updated 8 years, 3 months ago by DaveBlobby. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts December 26, 2017 at 8:41 pm #92912 DaveBlobbyParticipant Hi All Our w/c is stopping a few minutes into any cycle. It does rinse and drain OK which we use to empty it I did the start button/button next to it thing and its displaying Error E66 Any ideas of what this means please Thanks in Christmassy advance December 26, 2017 at 9:39 pm #452558 electrofixModerator Re: John Lewis JLWM1203 – Error code E66 E66 means the contacts of the heater relay are always closed could be the relay has failed but could also be the wash heater has failed check heater first. if heater has blown then its most likely the fault 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