toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Exhaust Gas Recirculation|System Diagnosis > < Vacuum Switching Valve (VSV) for Vapor Pressure Sensor <--> [Leak Detection Solenoid, Evaporative System]|Specifications|Page 3079
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Exhaust Gas Recirculation: Description and Operation

PURPOSE / OPERATION 

The Exhaust Gas Recirculation system is designed to reintroduce exhaust gases into the combustion cycle, lowering combustion temperatures and
reducing the formation of Nitrogen Oxides (NOx).

Exhaust Gas Recirculation|System Diagnosis > < Vacuum Switching Valve (VSV) for Vapor Pressure Sensor <--> [Leak Detection Solenoid, Evaporative System]|Specifications|Page 3079