2009 Audi A4 pinouts
The connector/pinout information may be applied to the Audi model A4
Audi OBD-II diagnostic interface pinout for Audi A4 produced after 1995 suitable for most Audi models after 1996 (i.e. Audi A3, A4, TT)
Audi (2009-2016) MMI Information Screen 10 pin connector pinout for Audi A4 of 2009 - 2016 years p/n 8T0057603E, 8T0057603F, 8T0057603A, 8T0057603G, 8T0919603F, 8T0919603G, 8T0919603A, 8T0919603E
Audi (2008-2012) A4 B8 Concert Head Unit pinout for Audi A4 of 2008 - 2012 years p/n 8T2035186Q, 8R1035186Q, 8T1035186B
Audi (2007-2017) Symphony Head Unit pinout for Audi A4 of 2007 - 2015 years p/n 8T1035195AA ?