2009 Dodge Ram check engine light

Tiny
MKR24
  • MEMBER
  • 2009 DODGE RAM
  • 5.7L
  • V8
  • AUTOMATIC
  • 77,800 MILES
My light turned on when I filled the tank and my friend was revving it then it shut off when the tank got about half way but I went to fill it up again and the light came back on I've tried unplugging the battery for a few minutes and had a mechanic reset the codes I just remember the mechanic saying something about vapor what could It be
Sunday, May 24th, 2015 AT 3:34 PM

1 Reply

Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
Either your gas cap wasn't tight which requires at least 3 clicks when putting in fuel or the evap canister solenoid is bad or there is a small leak.
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Sunday, May 24th, 2015 AT 3:43 PM

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