hi where is the oil retention valve is it easly checked/ replaced?
hi i used locking tools.
been using the car today engine pulls very well and start well just at low speed 1500rpm very tappety more noticeable...
Hello am new to this site
I bought an Audi a6 2.5tdi quattro akeabout a year ago with a ticking engine
sounded like videos on youtube ofengines...
hi am new to this forum
i have an audi a6 2.5 tdi quattro manual with the same fault
did you find what was wrong with yours?