Take it to Auto Zone they can hook it up to a computer and find out mine was the Camshaft sensor
Auto Zone will tell you the problem code and the faulty part. 99% of the time it is just a sensor and not any thing that stops your engine from working. Also u can reset lights by removing terminals from battery then wait 1 minute and then reattache them. If light goes out then problem fixed but if still on then auto zone.
Have vehicle scanned to determine the problem take it to autozone they will hook up there hand held computer to it and tell you what is wrong as long as the check engine light is on and its free
yes, and also, using the wrong gas cap could also cause the light to come on. It may even cause your engine to stall
The engine management has detected something wrong. Get the diagnostic code read and go from there. If you have changed the battery or a fuse recently it could just be the data bus has spiked and needs resetting.
You shouldn't be able to overheat a Geo Metro unless there is something wrong.
If the check engine light is on, there's something wrong with the engine. Or, the computer is bad. One or the other. They don't set a light for no reason.
Cold engine knock that goes away after warmup is usually piston slap. Worn pistons worn cylinder bores, wrong oil (too light) on a high mileage engine.
Yes, it can turn the light on for the wrong oil.
When the check engine light comes on, it's a good indication that something is wrong with your engine.
When ever the check engine light comes on, the cars computer has been given a code from the engine. Go to any auto shop with a dyignostic computer. They will hook it up to the cars computer and it will give the code to the dyignostic computer and they will tell you what the code stands for and than you will find out that is wrong with your car.
somethings wrong with regards to the engine
the check engine light means you have something wrong with your emissions. it might be the two sensers on the exhaust pipe.
Something is wrong if the check engine light is on. If the engine is running great then there is no great hurry to get it fixed but there is something wrong with the emissions system or the light would not be on. It is your choice to fix it or not. It may never cause any problems and it could damage the O2 sensors or the converter depending on what is wrong.