-
Expert
97 Answers
- Posted on Aug 19, 2017
Re: How to fix cod p20f4 audi Q7 2010 TDI ?
You need to clarify the fault code, as the 'f' is not valid.
Removing the 'f' gives 10 possible fault codes (0-9) ranging from manifold flap issues to the Evaporator circuit (relevant for diesels?) to the exhaust DPF needing a regeneration...
×