JohnnyCrash has a Nanocom that can read diesels in St. Helens. Send him a message!
https://www.google.com/maps/d/u/0/viewer?hl=en&authuser=0&mid=1DUHf2IKfYWSBl2XWZwUHtOfOgRk
https://www.google.com/maps/d/u/0/viewer?hl=en&authuser=0&mid=1DUHf2IKfYWSBl2XWZwUHtOfOgRk