9-3 Sedan, Cabrio '04+, Combi, 9-3X Workshop
Hey guys, got codes P0340, and P0420 and also an incredibly battery drain again.
Problem: Car dies over night..
Question: Can a bad DIC drain my battery?
Small overview: Had a drain problem before, it was the Amp and my AC compressor. Bypassed the amp, and replaced my AC compressor, all was...