2002 Hyundai Elantra EVAP CODE

2002 HYUNDAI ELANTRA

109,000 MILES • 4 CYL • FWD • AUTOMATIC

DEFLEE79

MEMBER
1 POST
FOLLOW

I got a PO451 . where should i look for problems ? I know it's the evap pressure / performance out of range . Any good place to start? here is the data:fuel sys 1 -cl:calc load-22.75:ect-190:stft b1-.78:ltft b1- -1.56:map-10.63:rpm-1128:veh speed-34: also a PO455 was found

Jul 21, 2009 at 4:13 PM

Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.

JACOBANDNICKOLAS

AUTOMOTIVE REPAIR CONTRIBUTOR
110,190 POSTS

I would have the syetem fogged. What they will do is force fog into the EVAP system. If there is a leak, the fog will come out and the leak will be identified.

That is how I would start. If you try to find a leak, you'll look forever and most likely not find it. They are a pain.

Sep 3, 2009 at 11:59 AM