DTC - P-code - Description
16486 - P0102 - Mass or Volume Air Flow Circ Low Input
17544 - P1136 - Long Term Fuel Trim Add.Fuel,Bank1 System too Lean
Well, sounds like MAF was only part of the
problem, best bet, in all honesty, is get it in to a garage, a SEAT dealer or VW specialist really. No point keep spending money and not fixing the
problem.