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Motor swap 350z vq35 to g35 vq35

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Old Jun 10, 2014 | 05:10 PM
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Motor swap 350z vq35 to g35 vq35

I have an 2004 G35 6mt and blew the motor. My mechanic swapped in a 2005 350z 6mt non-revup motor into my car and it wont start. It's not getting any spark. I'm using my original g35 harness, ecu, and key. My car does not seem to be in NAT lockout. Can anyone please help me!
In this case, can I use my original harness and ECU? Would reflashing my original ECU work?
 

Last edited by btran35; Jun 13, 2014 at 06:35 PM. Reason: Turns out the 2005 350z motor isn't a revup. Only the 2005 Anniversary edition 350z had revup.
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Old Jun 11, 2014 | 01:28 AM
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anyone?
 
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Old Jun 11, 2014 | 12:54 PM
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bump
 
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Old Jun 11, 2014 | 08:42 PM
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Go to the page on FB called vq nation... Really active everyday. Just clarify you posted here first
 
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Old Jun 12, 2014 | 04:30 PM
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Ok, I just requested to join the fb group. Anyone else in here able to chime in?
 
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Old Jun 13, 2014 | 06:35 PM
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Old Jun 13, 2014 | 06:47 PM
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Still havent gotten added

Originally Posted by tthomas61492
Go to the page on FB called vq nation... Really active everyday. Just clarify you posted here first
They still havent added me yet
 
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Old Jun 15, 2014 | 03:26 PM
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still need help guys!
 
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Old Jun 19, 2014 | 06:19 PM
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Old Jun 19, 2014 | 08:14 PM
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Man- I don't know ANYTHING about cars but this is screaming ECU incompatibility.

I'm going to refer you back to ONE OF YOUR ORIGINAL POSTS on the subject since it seems to answer all of your questions- the last post of which is probably your answer... which you thanked.

https://g35driver.com/forums/general...-question.html


In that thread your "mechanic" thought your ECU was fried and you were going to replace that. In this thread your ECU is original and your motor was fried. My first stop would be Seymore but man, you have GOT to get it together.
 
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Old Nov 20, 2014 | 07:43 PM
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Update: Car is now running. It was a burnt ECU. Found a used ECU from a junk yard off an identical car and had it reprogrammed. Also had to reprogram my keys to work with new ecu. My original ECU would've worked with the 350z motor if it wasn't fried.
 

Last edited by btran35; Nov 26, 2014 at 07:32 PM. Reason: Spelling
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Old Nov 24, 2014 | 09:36 PM
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Ask on My350z, but you "SHOULD" be able to swap a non Rev-up motor in to all non Rev-up motor cars.
 
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Old Nov 25, 2014 | 03:52 AM
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yea the 350z non rev-up was compatible with my stock ecu. I just had to get another g35 ecu bc mine was fried.
 
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Old Nov 25, 2014 | 07:51 PM
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So is it working now?
 
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Old Nov 26, 2014 | 07:29 PM
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Yes it is working

Originally Posted by Conway_160
So is it working now?
It's working. Drives like normal.
 
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