Check engine light comes on and off, these are indication that there is some error code stored in your vehicles ECM. The engine module computer needs to be scanned. These will give the code and as per the error code the further problem can be detected and confirmed. The engine light indicator blinks or remains steady on dash when engine computer noticed any problem with any engine electrically operated components.
For more help, I suggest you to refer the help links provided below. These will let you know more about which areas to look, check, when there is engine light coming up on dash panel.
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Click the link below: -------
CHECK ENGINE LIGHT
http://alltypesofpartsreplacing.blogspot.com/2012/12/check-engine-lightengine-warning-light.html
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Check Engine Light Reset Procedure? http://whoisbyme.blogspot.in/2012/06/check-engine-light-reset-procedure.html----------These will help.Thanks.
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