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DESCRIPTION The Secondary Air injection (AIR) system consists of an air pump, the Air Switching Valve (ASV), a pressure The AID drives the ASV and the air pump according to command signals transmitted by the ECM. The pressure The AID is not only equipped to drive the pump and valve, but also with a diagnosis function to detect HINT: As a large current is required to drive the air pump and ASV, an AID is installed to this system.
2009 Toyota Tundra 2009 ENGINE PERFORMANCE Engine Control System (3UR-FBE) - Tundra
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