audi a4 b6 2.5

  1. J

    P0101

    Hey everyone I keep getting a P0101 code “Mass or Volume Air Flow A Circuit Range / Performance” (Audi A4 B6 2.5 V6 TDI 2003) I have: •new air filter •new genuine MAF sensor (also tried one from a running car with no issued) •checked wiring from sensor to ecu •there isn’t any air leaks on...