a4 2.0tfsi

[sewell10]

can the diverter valve cause boost cut some times in high gears pulling a way car goes into limp mode then goes ok the car has been remaped

 

[Craig Cull]

have you ever changed the diverter valve?

 

[sewell10]

no never changed the valve

 

[Marrow]

Ye rubber blows on them especially when mapped change to oem rev d this would be first thing to try. Its any easy diy job.