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Old 09-23-2011, 06:07 AM   #1
fabian
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Post rpm going down @ 2000 to 1500

hello i have a problem with my supra mk3 when the rpm goes up to 2000 fast falls down to 1500 and if i keep the accelerator in same position rpms in my car keeps going up and down from 2000 to 1500 what is wrong????
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Old 09-24-2011, 05:28 AM   #2
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is your car turbo or n/a?
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Old 09-28-2011, 04:55 AM   #3
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its a turbo supra 89
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Old 09-28-2011, 06:28 AM   #4
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could be a boost leak. if not that, check TPS and AFM. if not them, check IAC.
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