Home >> Volvo >> 2016 >> XC90 T6 R-Design >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Intake And Exhaust System - Specifications, Mechanical >> WASTEGATE Valve >> WASTEGATE Valve [2017-2018, B4204T23 | 2016-2018, B4204T27; B4204T28] >> Check Pressure