2006 BMW X3 Q&A

2006 BMW X3 Question: I have a PO 174 B ( bank 2 system too lean) CHECK ENGINE CODE. How much to fix.

I want to know how much will cost to repair. -
Answer 1
you have to have it diagnosed it could be a vacuum leak bad injector fuel pressure regulator so you have to have it checked at a german garage -
Comment 1
Just bought X3, can this be expensive to fix? -