Rough idle [Archive] - Toyota MR2 Message Board

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I have a 89 N/A 5 speed that has an odd quirk that I can seem to find any info about. It has 231,000 miles on it and was garage kept before I purchased it from the previous owner. The problem is once the car warms up, it has a hard time keeping a normal idle speed and runs rough. Its not missing on any cylinders and otherwise sounds and drives fine. Once I do however come to a stop where the engine idles, it will vary between 800rpm - 400rpm and shakes the whole car; I can see the