P0456 any thoughts - MBWorld.org Forums

E55amg0220 · 2017-11-12 02:05:29

So out of the blue today I start getting a P0456 I know what the code means but anyone have any ideas of what to look at and where??

11-12-2017, 10:32 AM

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E55amg0220

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2003 Mercedes E55 AMG

Quote:

Originally Posted by hayseed

my guess,,, tighten the gas cap -- possibly get a new gas cap -- next area would be charcoal canister and vent hoses - have you done any resent work to the car ?

tightened the gas cap but it may be bad ill get one. Ive done some wk on the tb an such but not much. Ill check the hoses today as well as the canister see what i can find

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