MKIV GTI
These codes are coming up, the car was running really slow previously but got the Turbo Intake hose replaced, now the car runs great..but my CEL is still on.
Engine: AWW
16487 - Mass Air FlowSensor (G70)
P0103 0 35-10 - Signal too High - Intermittent
17705 - Pressure Drop between Turbo and...