Home >> Audi >> 2012 >> A7 >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> 3.0L - Turbocharger & Supercharger - Engine Code(S): CGXB & CTUA >> 21 Turbocharger, Supercharger >> Charge Air System >> Charge Air Pressure Sensor -G31- / -G447-, Removing And Installing >> Tightening Specifications