When there is a small leak in the dodge challenger s evap system it will throw the p0456 obdii code.
Gas cap light on 2010 dodge challenger.
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Dodge challenger p0456 obdii code symptoms.
Also keep in mind that if your dodge cel mil light is on your fuel economy may be lower and exhaust emission usually increases.
In some cases you need to pull over immediately to prevent damage while in others you merely need to tighten you gas cap next time you stop in order to reset the service engine soon light.
Inspected cap and it was definitely worn but gasket ring looked and felt okay.
While it could be something as simple as a loose gas cap there are over 1000 diagnostic trouble codes dtc that can trigger the check engine light.
Gas cap message which warning light means check fuel cap on 2017 dodge challenger duration.
Your dodge check engine light can come on for various reasons.
You can either tighten the cap and wait for the system to reset itself when it determines the problem is fixed or you can use an obd ii code scanner to manually reset the system.
P0456 code will typically not be accompanied by any noticeable symptoms other than the smell of gas and the service engine soon light.
Cheap enough to buy a new cap so i did.
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A check engine light can indicate a broad spectrum of problems with your 2010 dodge challenger.
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