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Mercedes Benz
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2009
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C 300 (204.054) V6-3.0L (272.947)
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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P Code Charts
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P0456
P0456
Purge control system has a slight leak (minor leak) (P0456)
Possible cause:
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Purge control system has leak (function chain)
Affected functions:
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Fuel system
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