Originally Posted by StratusLarry
I have a 2004 Stratus with the check engine light on. Computer shows code P0456. Must be a dealer code. Can't find codes 456-459, any help?
a code po456 quote:evaporative emission control system leak detected(very small leak)
po457 evaporative emission control system leak detected(fuel cap loose/off)
those are the only 2 codes close to it that i found
is there a chance the gas cap is loose or you started the car with the gas cap off?