Temperature Vacuum Switch
Switch has a normally open bimetal disc which allows free air flow in vacuum line. When closed, it blocks air flow by sealing against an "O" ring. It is used to hold off EGR to provide better cold driveability.
Switch has a normally open bimetal disc which allows free air flow in vacuum line. When closed, it blocks air flow by sealing against an "O" ring. It is used to hold off EGR to provide better cold driveability.