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Old 08-11-2016, 01:51 PM
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Frankenstein350
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Default Acceleration problem

So my 2004 350Z works perfect upon a cold start and drives just fine for about 10 minutes but the after that it just stops going out of no where. It doesn't Rev but about to 1500rpms. After that I wait a couple minutes and it'll drive for a little more but then do the same thing. It has a brand new throttle body sensor so I don't think it'll be that. Anyone have an idea of what it might be?

Last edited by Frankenstein350; 08-11-2016 at 01:52 PM.
Old 08-11-2016, 01:53 PM
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travlee
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camshaft position sensors, vacuum leak, did you reset the ecu, do the idle air relearn, do the throttle position relearn.

come on man, do some basic troubleshooting then come on here and say... i did this, this, and this.
Old 08-11-2016, 02:45 PM
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KJFire4Life
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Some people are not as mechanically inclined as others trav. It's his first post, cmon now, he's just simply asking for help. I realize he could have searched and probably found out a lot of answers or recommendations but at least he's asking for help instead of being all gung ho and trying to fix it himself and ****ing it up farther. Frankenstein, trav had some good suggestions, first off would be to check to see if you have a check engine light? then check the simple things like power from battery, look under the hood to check all connections and lines etc.....It's sounds to me like you're getting a bad signal from either cam/crank sensor, or you have a a heating up issue as it only happens once it's at operating temp. Kinda sounds like limp mode to me, you 6MT or 5AT?
Old 08-11-2016, 03:17 PM
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SmoothZ
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To the OP, get a diagnostic tool and read the codes. Have a notepad and pen handy. Once you have those written down, then you can probably start eliminating some questions.

How many miles do you have on the Z?
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