AudiA4 - B8 Forum - 2008 - 2015; B8 - Common problems? Notices B8 - Common problems? – 22-05-2011, 09:19 AM. Not my car but thought I would add anyway, The A4 courtesy car I had out had a very jerky S-Tronic 'box, particualry between 3rd to 4th. It was a 2010 3.0TDI with 10,000 miles (around that).1 Clogged / Leaking Fuel Injectors In the B8 A4, fuel is sprayed directly into the cylinders using fuel injectors. Fuel injectors may become clogged, filthy, and leaky Notsure this was a major issue with the 3.0 in the B8/8.5 like they were with the 4.2 in the B6/7. Sure, problems can always arise, but it shouldn't be a serious threat unless it is super high mileage or something else is going on Related Audi S4 Audi A4 Audi Volkswagen Group Cars and Motor Vehicles forward back. A sub dedicated to the
TheB8 S5 is very reliable and can easily be used as a daily driver or for long road trips. Audi S5 V8 Common Problems Carbon Build Up. Carbon build-up is a common problem with direct injection engines, the Audi S5 V8 included. The engine uses fuel injection directly into the combustion chamber of each cylinder for better performance and
Common2008-2015 Audi A4 Problems. Some of the worst issues 4th generation A4 owners have to deal with. Busted Timing Chains. Audi's EA888 2.0-liter engine has a history of tensioner problems in its timing chain. The loose chain is to blame for multiple occurances of catastrophic engine failure. Audi was forced to offer settlement offers