There are pages and pages of things that can cause a check engine light. You need to have it checked with a scantool. Then the code can be diagnosed and repaired.
Click the link for directions and a diagram.
the dealership has the codes also depending on which state your in theres Advace auto parts the have a book that has the codes the port to check the codes is under the dash
Hook up a scan tool or take it to your dealer.
have vehicle scanned to determine the problem and have codes cleared
it's under the glove box [behind] to the far right [blue].
If the check engine light comes on in a car, it is important to find out why. There is a scanner that can be bought that will tell the person what is wrong, or they can take their car to an auto shop.
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There are pages and pages of causes for the check angine light. Have it checked fro codes with a scan tool.
go to your local auto parts store and tell them you need codes cleared. Or buy a code grabber and do it yourself.
in pass.side under dash.blue conecter with 2 wires.use another wire to conect the two.watch light on dash it will flash the codes
The other question had the correct answer you need to have the codes read from your cars computer to determine the problem, Some auto parts stores will do it for free.
When the light comes on, your car has stored a trouble code. I would have the codes extracted(PEP BOYS/AUTO ZONE) to determine the problem.Sometimes it can be minor, but there can be 30+ different codes.