you need to get it scanned mate,thats your engine managment light thats on ,the built in computer in your car will of logged a fault.when someone scans it they will be able to tell you whats wrong with it.its usually a sensor.
bob
July 2009
Automatic Answer
We may have found other answers which could help you.
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix cars.