IS F (2008-2014) Discussion topics related to the IS F model

Question for the NOS-er's

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Old 04-09-15, 01:02 AM
  #16  
Sylvan
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What did you use to tap the factory fuel line? That NX fitting looks pretty slick.
Old 04-09-15, 02:58 AM
  #17  
Justind27
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They are 5/16 quick disconnect to -6an everything except the 180 degree is Russell brand the 180 is jegs, all are swivel type. Overall it was $150, I should have the rest of the kit later is wee

Last edited by Justind27; 04-09-15 at 03:31 AM.
Old 04-11-15, 09:25 AM
  #18  
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I'm currently at the point of wiring up the Jms controller, I have the 08 electrical manual for my 08 and I found the diagram showing the "throttlebody" connector, I am kinda stumped as far as how this works vs a conventional throttlebody with a 3 wire tps switch.

I found this in the manual:
The wires are:
White -E2
GRN/YLW -VTA
Red- VC
L/B - VTA2
White- M+
Black- M-
Old 04-11-15, 10:46 AM
  #19  
lobuxracer
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It works exactly the same except you have redundant position sensors and control voltage instead of a wire. M+ and M- are control voltage, VTA and VTA2 are redundant throttle position, E2 is ground for VTA. VC is supply voltage.

Your wired setup would have VC, VTA, and E2 - power source, signal, ground.

Make sense now?
Old 04-11-15, 01:35 PM
  #20  
Justind27
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so VTA would be the one to check for voltage change from 0-5v correct?

Last edited by Justind27; 04-11-15 at 03:57 PM. Reason: Needed more coffee and had reread what lobux responded with..
Old 04-11-15, 04:08 PM
  #21  
Justind27
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Here's the plumbing so far: I still need the intake bung, thread sealant, a relay and switch so everything is just loose installed, I also made some aluminum brackets to mount the controller on the bottom shelf inside the glove box since I'm going to route the wiring through the hole on the passenger side. The arming switch will be in the center console.







Old 04-11-15, 05:41 PM
  #22  
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Here's the controller mounted in the glove box, wiring ran through the back of the glove box then through the rubber harness grommet in the firewall


Last edited by Justind27; 04-11-15 at 06:34 PM.
Old 04-11-15, 07:50 PM
  #23  
lobuxracer
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Originally Posted by Justind27
so VTA would be the one to check for voltage change from 0-5v correct?
VTA or VTA2. Either will be fine. They should read nearly the same voltage as VC when the throttleplate is wide open.
Old 04-11-15, 08:19 PM
  #24  
Justind27
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Ok, thank you lobux I owe ya a beer or 6
Old 04-12-15, 12:03 PM
  #25  
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i would think you would want your nozzle closer to the throttle body.
Old 04-12-15, 03:55 PM
  #26  
Justind27
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It wasn't drilled yet, I forgot to order the bung and I'm waiting on the purge solenoid. The fuel feed line needs to be longer too so I ordered a longer one.
Old 04-12-15, 05:56 PM
  #27  
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man, very clean install, looks very tidy!
Old 04-12-15, 06:13 PM
  #28  
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Thank you! Plumbing is my deal not electrical stuff lol (I put hydraulics n fuel lines in the wings of the Boeing 787)
Old 04-12-15, 09:10 PM
  #29  
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I call this the "fun" holder (like a cup holder, just holds the fun stuff instead) got the switch at autozone and it replaced the outlet w/o cutting just spliced the wires to it.




Old 04-16-15, 10:39 AM
  #30  
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So the experienced guys here with nitrous: does a 30 fuel jet and 46 n20 jet sound close for a 100 shot? I got these numbers from the zex site for a wet v8 system


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