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Home >> Opel >> 1976 >> Opel Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Exhaust Emissions System - Catalytic Converters >> Operation >> High Temperature Control System >> Air Switching Valve
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Air Switching Valve

This valve is designed to switch air flow from air pump (secondary air) and is operated by manifold vacuum and air pump pressure which is controlled by vacuum switching valve.