Fault Code: P1686 Unknown Code
#2
https://books.google.com/books?id=jcV3DAAAQBAJ&pg=PA680&lpg=PA680&dq=p1686+porsche+code&source=bl &ots=T_l6QqYlhu&sig=eksGc0kbZ6pKSSPNh84Ty2FtBSk&hl=en&sa=X&ved=0ahUKE wj-wZT3yIXVAhXCYyYKHUH7D58Q6AEIQjAG#v=onepage&q=p1686%20porsche%20code&f=fa lse
output stage engine compartment purge fan level low?
output stage engine compartment purge fan level low?