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1992 Nissan 300ZX Question: why does my car idle at 2000rpms ?



janiac527, 3.0L V6, Buffalo, NY, October 10, 2012, 20:37

i adjusted the idle down to 700rpms but as soon as i drive it the car idles at 2000 rpms

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  • Answer #1

    Greg's Orange Auto (14643 Answers) , Orange, CA - (714) 361-9386
    globalhelper October 11, 2012, 09:34

    ck for vac leak, if you can't find one have a smoke test done and that will find it

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  • Answer #2

    October 11, 2012, 19:23

    yes do check for vaccum leak, the older nissans had issues with idle air control valve and ecm going bad causing to be unable to control idle.

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