Warning lights come on when there is a problem. An Engine management light comes on when there is a problem within the engine, that may cause problems later.
get an engine diagnostic scan.
The check engine light will come on anytime the ECU detects a problem with the emission system. It should also come on when you start the vehicle and stay for a few seconds and then go out.
The light should stay on whenever the key is on and the engine is off.
That is the check engine light. It will come on and stay on when the computer has detected a problem with the emissions system on the vehicle.
my trac off light comes on in my 2002 cavalier then the car cuts off, but will start back up minutes later then the check engine light will come on and they both stay on
Turn on the ignition and look at the dash. The light will come on and stay on for a few seconds to let you know it is working.
Yes. Your Check Engine light or Service Engine Soon light.
The Vehicle Stability Assist (VSA) light will come on briefly when the system is activated. It will also come on and stay on if you turn the system off by pushing the VSA button. If the light comes on and stays on and the VSA button has not been pushed, then stop and turn the engine off. Restart the engine to reset the system, and if the light continues to stay on take the vehicle to you local Honda dealer for repair as something is wrong.
No
because the engine is cold. after it warms up the light goes off. Cute! But what causes the blue light to come back on even after you've been driving for a while?
It usually means that the fault has not been cleard. Use a code scanner, read the code and repair the problem then you should be able to successfully clear the check engine light.
In most cases the check engine light will come on after you put a new engine in it, it can come on for various reasons, In my case my check engine light came on because my oxygen sensor was reading the fumes from my exhaust in which came from my last engine. eventually iit will turn off but its good to get a diagnostic to be sure that they wouldn't have to replace your sensor