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evaporative emissions

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Old Oct 11, 2011 | 06:57 PM
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Default evaporative emissions

hello to all this my first post. i have a 2002 ram 1500 sport 5.9 that was missing and running like crap. after changing plugs, wires, cap, rotor, injector rings with no change i finally change intake and pelnum gaskets the miss went away. now it keeps setting an evap code (large and small). check as many hoses as i could find no cracks or brakes. is it possible that i have a couple injectors pluged in wrong? would it matter? how could i tell? i am gettin fustrated with with any info would be great
 
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Old Oct 12, 2011 | 07:08 PM
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Welcome to DF.

First, before anything else, please read this:
https://dodgeforum.com/forum/dodge-ra...s-section.html

Although your body style is 3rd gen, your engine is 2nd gen, so I will move this to the 2nd gen section for ya.
 
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Old Oct 12, 2011 | 08:41 PM
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Sequential fuel injection, so, yes, it does matter. Although, that would make the engine run rough, wouldn't set evap codes.

You have a vacuum leak somewhere. Need to find it. Check the lines running back to the canister.
 
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Old Oct 14, 2011 | 06:42 PM
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ok so i was experimenting and i can move the front injector wiring to any pattern i want engine runs the same no missing or anything the only thing that changes is fuel mileage. evap leak is it important to only use OEM gas cap?
 
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Old Oct 14, 2011 | 07:12 PM
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Did you inspect the black plastic canister? They can develop cracks.
 
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Old Oct 14, 2011 | 08:51 PM
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Last edited by TNtech; Oct 15, 2011 at 04:03 PM.
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