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Mixed Up Plug in on Wiring Harness

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Old 05-13-2014, 07:54 AM
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yurizx6r
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Default Mixed Up Plug in on Wiring Harness

Hey guys, my buddy and I were taking off everything to get to the lower intake manifold. While I was labeling every plug in for the wire harness my buddy did not label a couple. I believe one goes to the coolant temperature sensor and the other goes to the air temperature sensor. They are right next to each other with the same style plug in so I did not want to screw them up. One plug in has a green wire and a light green wire with a red strip on it. The other plug in has a red wire and a yellow wire.... which one goes where? Also, do you know of a GOOD wiring diagram for future reference? The ones on google images are not helping. Thanks for your help in advance!
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Old 05-13-2014, 10:45 AM
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Boss_Hotrod
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They will only go onto one sensor. Look at them closer and youll notice the index box is on opposite sides.
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Old 05-13-2014, 12:10 PM
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90nSSMD
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Originally Posted by yurizx6r
Hey guys, my buddy and I were taking off everything to get to the lower intake manifold. While I was labeling every plug in for the wire harness my buddy did not label a couple. I believe one goes to the coolant temperature sensor and the other goes to the air temperature sensor. They are right next to each other with the same style plug in so I did not want to screw them up. One plug in has a green wire and a light green wire with a red strip on it. The other plug in has a red wire and a yellow wire.... which one goes where? Also, do you know of a GOOD wiring diagram for future reference? The ones on google images are not helping. Thanks for your help in advance!

Every diagram you will potentially ever need:
http://www.veryuseful.com/mustang/tech/engine/#Diagrams


Also, when looking at the car (facing the engine), the air charge temperature sensor is on the #5 intake runner, on the drivers side of the lower plenum.

This image below will help simplify things to a lesser extent:



You can also check out:
http://www.cjponyparts.com/tech-fox-body-engine/a/170/

The ACT sensor connector is on the OPPOSITE side of the injector harness, and the ECT Sensor is GR/R and GY/R


Last edited by 90nSSMD; 05-13-2014 at 12:38 PM.
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Old 05-13-2014, 12:26 PM
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yurizx6r
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Just before you posted that I finally found that site!!! lol Thank you both very much. I will take a closer look at it when I get home.
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Old 05-13-2014, 12:50 PM
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90nSSMD
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Originally Posted by yurizx6r
Just before you posted that I finally found that site!!! lol Thank you both very much. I will take a closer look at it when I get home.
Best of luck with the intake job. Don't forget torque specs and sequence when putting back on!

Below is a guide on doing a H/C/I. It shows good procedure on doing just your intake (you don't need to remove EVERYTHING it says to, because you're not camming your car. I would however, recommend pulling the distributor):

http://www.allfordmustangs.com/techa...intakeswap.pdf
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