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Old 05-12-2008, 09:52 AM
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Yesterday I noticed that my truck threw out a 0456 code small leak in evap system,my question is how do I FIND THE LEAK?
 
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Old 05-12-2008, 10:38 AM
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Default RE: 0456
make sure the gas cap is tight
 
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Old 05-12-2008, 11:06 AM
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Default RE: 0456
It's almost always the gas cap. Clear the code, tighten the cap and see if it comes back. If it does, a new cap is only $15 at your Dodge dealer.
 
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Old 05-12-2008, 05:12 PM
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So do you take the negative battery cable off for5 minutes,then tighten cap and watch for codes,I'ts a new cap from the dealer.
 
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Old 06-18-2008, 08:40 PM
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Think I found it a cracked line to hte canister fixed it and cleared the codes and nothing yrt.
 
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Old 09-28-2008, 11:14 AM
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Came back again,notice it does it when the temp outside drops or rises wierd.
 
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