1997 BMW Z3 What does a check engine code P1423 mean?
view the following link. This will hopefully point you in the right direction. I didn't watch the whole vid, but I'm assuming this will give you some insight: https://www.youtube.com/watch?v=WtzFfFXUDy4
Search BMW Z3 Questions
Are you a UK consumer? CarGurus now has a discussion forum in the UK.
BMW Z3 Experts