Mercedes Benz CLS Class Purge Control Valve Issues

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Mercedes Benz CLS Class Purge Control Valve Issues Issues Discussion

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Mercedes Benz CLS Class Purge Control Valve Issues

Purge control valve is the part of EVAP system of Mercedes Benz CLS Class and it works to prevent the emergence of vapors in the fuel tank to escape into the air. These vapors are prevented to escape in the air and they are pumped into the engine during different driving conditions, where they burnt. If the purge valve is not fully closed, they can create problems like rough starting or problems running of used Mercedes Benz CLS Class, when the engine turns over.