engine light on 1992 ES300
Anyone have a clue as to why my engine light does not come on even though the engine runs crappy- missing and blowing smoke. I don't know what controls the signal and the book is of no help. does the ECU send the check engine signal? The light illuminates when ignition is turned on - so bulbs okay.
Many thanks Dicer - Have suspected the Ecu for a time now. Don't know of the jumper thing but will try to find info on it. Willing to try anything to get this car going again instead of being a garage queen. I've spent so much on it a bit more won't hurt. Have been looking for a OBD 1 reader but haven't come up with one. finding some stored codes would be good.
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