Means you need to get a code reader that covers this car so the onboard computer can tell you or your mechanic what it's headache is. Can be something minor (misfire on one or more cylinders-generally means "HEY you do have to replace your spark plugs and wires every so often" to "I'm about to blow up, unload me quick to some sucker." You'll need a Chilton/Haynes repair manual to tell you what each code means. The readers are fairly cheap. Yours' probably would need and OBD II.
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Means you need to get a code reader that covers this car so the onboard computer can tell you or your mechanic what it's headache is. Can be something minor (misfire on one or more cylinders-generally means "HEY you do have to replace your spark plugs and wires every so often" to "I'm about to blow up, unload me quick to some sucker." You'll need a Chilton/Haynes repair manual to tell you what each code means. The readers are fairly cheap. Yours' probably would need and OBD II.
Means you need to have the vehicle scanned for fault codes and you have an emission related problem