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Plsssss Help Blue is Dying

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Old Aug 31, 2016 | 01:13 PM
  #1  
Brandon Henson's Avatar
Brandon Henson
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Default Plsssss Help Blue is Dying

So I currently have a 2004 nissan 350z that is having problems. I have a couple of Zs and love them all. However, Blue is driving me insane. About a month ago I noticed that I was getting random misfire cel. It would only come on intermittently and would quickly go away and performance would return to normal. I figured might as well pop the hood and have a look. I tested each coil pack by lifting them out one at a time until I found the culprit. Now this is were I went wrong. I bought a cheap after market coil pack off of ebay for 23 dollars because i was tight on cash week and threw it on to see if that would solve the problem. It ran fine. It definitely didnt have as much get up and go power but it wasnt misfiring anymore. About two days later i noticed driving home that my oil pressure gauge was pegged out at 120+. So I pulled over let car cool off and flipped the key to ACC. It automatically pegged again. However, the car still felt fine in everyway besides lack of power. I was close to home so i drove home. This is still a problem. A day after that my car started misfiring harder than before and idling rough even at start up. This wasnt a problem before. So i went and forked out the 80 dollars for an oem coil pack and threw that one on to replace the cheap one. My friend said a cheap coil pack could be sending out bad signals and set timing off as well as other things. So i figured i should replace and see if that fixes the problem. So i put it in start Blue up and she roars to life with that deep growl in her pipes. Revved a few times and she sounded great. Shifted into first started driving and instantly noticed all my power was back. Jumped on the freeway and flew with no problems. However, on the way back as i headed up my hill it started fo misfire again worse than before. Pulled into my house and popped hood and smoke coming from were i assume the bot cable for the battery runs to starter. I have concluded this because battery looked like it had some blue stuff coming out of top and i had replaced all plugs and packs. Took plugs all back out and they all looked perfect. So needless to say i am about to fork over money to a stealership and just let them tell me whats wrong so I can go fix it. I am tired of guessing.
Next steps were to check ecm as well as replacings coil pack harnesses and fi harnesses. Does anyone have any input. Also i have searched and searched and tried all fixes that resembled my problem and none helped.
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Old Sep 1, 2016 | 02:31 AM
  #2  
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mcubed45
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What codes are you throwing?
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Old Sep 1, 2016 | 05:06 AM
  #3  
dboyzalter's Avatar
dboyzalter
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Originally Posted by Brandon Henson
So I currently have a 2004 nissan 350z that is having problems.

I have a couple of Zs and love them all. However, Blue is driving me insane. About a month ago I noticed that I was getting random misfire cel. It would only come on intermittently and would quickly go away and performance would return to normal. I figured might as well pop the hood and have a look.

I tested each coil pack by lifting them out one at a time until I found the culprit. Now this is were I went wrong. I bought a cheap after market coil pack off of ebay for 23 dollars because i was tight on cash week and threw it on to see if that would solve the problem. It ran fine. It definitely didnt have as much get up and go power but it wasnt misfiring anymore.

About two days later i noticed driving home that my oil pressure gauge was pegged out at 120+. So I pulled over let car cool off and flipped the key to ACC. It automatically pegged again. However, the car still felt fine in everyway besides lack of power.

I was close to home so i drove home. This is still a problem. A day after that my car started misfiring harder than before and idling rough even at start up.

This wasnt a problem before. So i went and forked out the 80 dollars for an oem coil pack and threw that one on to replace the cheap one. My friend said a cheap coil pack could be sending out bad signals and set timing off as well as other things. So i figured i should replace and see if that fixes the problem.

So i put it in start Blue up and she roars to life with that deep growl in her pipes. Revved a few times and she sounded great. Shifted into first started driving and instantly noticed all my power was back. Jumped on the freeway and flew with no problems.

However, on the way back as i headed up my hill it started fo misfire again worse than before. Pulled into my house and popped hood and smoke coming from were i assume the bot cable for the battery runs to starter.

I have concluded this because battery looked like it had some blue stuff coming out of top and i had replaced all plugs and packs. Took plugs all back out and they all looked perfect. So needless to say i am about to fork over money to a stealership and just let them tell me whats wrong so I can go fix it.

I am tired of guessing.

Next steps were to check ecm as well as replacings coil pack harnesses and fi harnesses. Does anyone have any input. Also i have searched and searched and tried all fixes that resembled my problem and none helped.
Fixt, bring it to a mechanic...

Is the random misfire the only code you have?

How many miles?
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