Home >> Volkswagen >> 2012 >> Beetle Base, 2.5L Eng VIN P, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> 2.5L - Generic Scan Tool - Engine Code(S): CBTA & CBUA (Hatchback) >> St Generic Scan Tool >> Diagnosis And Testing >> Diagnostic Procedures >> EVAP Purge Regulator Valve, Checking >> Test Requirements