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Home >> Isuzu >> 1994 >> Trooper S, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation - EFI >> Emission Systems >> Exhaust Gas RECIRCULATION (EGR) System >> Electronic Vacuum Regulator Valve (EVRV)

Electronic Vacuum Regulator Valve (EVRV)

ECM controls vacuum to EGR valve through EVRV using inputs from coolant temperature sensor, throttle position sensor and distributor.