300ZX (Z31) Performance / Technical Discussions related to Turbo charging, Supercharging, Engine, ECU, exhaust, and etc. performance enhancements and Techical related.

Z31 engine problem

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Old 01-20-2010 | 07:52 AM
  #1  
acastiaux2's Avatar
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Z31 engine problem

I hold the accelerator down and this is what it does and it also takes a long time to idle down when it is running right http://www.youtube.com/watch?v=EOBn0...=youtube_gdata
Old 01-20-2010 | 08:05 AM
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NismoPick's Avatar
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Run the ecu diagnostic test & write down the codes.
Old 01-20-2010 | 08:15 AM
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acastiaux2's Avatar
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I have nothin could cause this
Old 01-20-2010 | 08:42 AM
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NismoPick's Avatar
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Originally Posted by acastiaux2
I have nothin could cause this
couldyourephrasethat

I'm not sure what you mean.... Is this a statement or question?
Old 01-20-2010 | 08:45 AM
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Would this be the same problem from a year ago? https://www.zdriver.com/forums/300zx-z31-forums-8/1985-engine-cuts-out-28426/
Old 01-20-2010 | 09:42 AM
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No it's not the same problem and it was a statement when I get home I'll post what codes showed up
Old 01-20-2010 | 03:06 PM
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It seems that its the MAF. Pull that off and see if the wires aren't broken. If they are then, buy another. You can get cheap off ebay but they are used... i paid over 250 for mine at checker auto parts. I even have a spare in my tool box in case it goes out again that i got a junkyard for 6 bucks

Last edited by z31rider; 01-20-2010 at 03:10 PM.
Old 01-20-2010 | 07:11 PM
  #8  
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I'm almost positive it's not the maf because when I unplug it it runs even worse and if the maf was bad and I unplugged it it shouldn't change anything right?
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