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T56 Conversion Guys Inside

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Old Jul 14, 2006 | 12:08 PM
  #1  
94EvilZ28's Avatar
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From: Holloman AFB, NM 88330
T56 Conversion Guys Inside

How long did it take to wire up the T56? Thats all I need to know...so if one person could tell me that ASAP it would be the biggest help ever...thanks

James
Old Jul 14, 2006 | 08:00 PM
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Re: T56 Conversion Guys Inside

If you know where everything exactly is then I would guess about 20-30 minutes if you take your time. You will need a m6 vss pigtail.
Old Jul 15, 2006 | 02:41 AM
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Re: T56 Conversion Guys Inside

All you really need is the VSS connection. I soldered mine in, in about 10 mins. You dont need the CAGs connector, and the reverse lock out I didnt hook up because I couldnt find a nice place to put the switch. Its alittle hard to get in reverse, but its not that big of a deal. It just insures that I wont accidently go into reverse while banging the gears.

Jeremy
Old Jul 16, 2006 | 11:56 AM
  #4  
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Re: T56 Conversion Guys Inside

I know about the VSS...what about the reverse lights...where are the wires?
Old Jul 16, 2006 | 01:02 PM
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Re: T56 Conversion Guys Inside

Are you using the www.afrashteh.com web site to do your conversion?.
Old Jul 16, 2006 | 01:14 PM
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Re: T56 Conversion Guys Inside

Yah...kinda...I did the conversion myself and did everything but wire it in...but I just had the tranny rebuilt and new engine put in and I am just gonna have the shop wire it in...

Did you have any problems with the ignition switch at all? Did you have to swap it out?
Old Jul 16, 2006 | 10:18 PM
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Re: T56 Conversion Guys Inside

the ignition switch is the same. The wiring really depends on how fussy you want to be. I was fussy and bought the proper pigtail to wire in the neutral start safety switch. I connected that to the existing yellow and brown wires from the automatic. I also wired up my reverse lights, not that difficult. Once you wire up the reverse, you have an existing wire in the automatic for the reverse lockout solenoid and it's just a matter of locating that wire in the original harness, you pick up the power off the brown wire from the reverse lights. The only thing I skipped on connection was the cags, b/c I would have disabelled it anyways. I also wired up the cruise control so it kicks out on either brake or clutch. Some may feel thats overkill, but if my g/f has to drive the car, I don't have to worry about her starting in gear etc....
Old Jul 17, 2006 | 07:05 AM
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Re: T56 Conversion Guys Inside

Awesome...Thanks man...
Old Jul 18, 2006 | 12:02 AM
  #9  
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Re: T56 Conversion Guys Inside

Reverse lights are in the 6 wire harness that connects to the auto shifter. Two other small wires in that connector are for the hatch, just hook them together. The two big wires go to the clutch switch. Wiring the clutch and brake to both stop the cruise was very easy. I wired everything, including CAGS, just incase I sell it.
Old Jul 18, 2006 | 08:48 AM
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Re: T56 Conversion Guys Inside

The ignition switch doesn't need to be changed but be aware you will be able to turn the car off and lock the steering wheel with the car moving.

The 94 doesn't have the wire in the auto harness for the reverse lockout. It is spot # 6 on the blue connector. I moved the light green wire in the black connector (spot # 7) to spot # 6 in the blue connector and used it for the reverse lockout. You could also just get a pin from a connector at a junkyard and add the wire.
Old Jul 18, 2006 | 03:43 PM
  #11  
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Re: T56 Conversion Guys Inside

As for the reverse lights? Which plug? The flat square plug inside the car? Is it the one with gray electrical tape around it? Which wires?
Old Jul 18, 2006 | 04:02 PM
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Re: T56 Conversion Guys Inside

The reverse lights in the lone plug on the passenger side of the tranny, you'll notice the wires in that pigtail are green and brown. Wire that through to the existing on your A4 shifter.

The plugs on the drivers side are Cags (closest to the bell housing), then reverse lockout solenoid at the top near the shifter and vss sensor below.

If you can, I would highly recommend getting a set of Factory GM manuals, they're invaluable in a process like this.

The other thing I forgot to mention was, you may want to look at changing the bolts for your flywheel. I got a motor trans out of a burnt car and the bolts in it are atleast a 1/2" longer or so than my automatic ones are.... That parts up to you, I just felt a bit safer with a longer bolt though.
Old Jul 18, 2006 | 10:57 PM
  #13  
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Re: T56 Conversion Guys Inside

Originally Posted by 94Camaro_Z_28


Alright, thats the connector that goes on the auto shifter.

The Yellow/Brown 10Ga wires are the neutral saftey switch. These wires connect to the two wires that go to your clutch switch now. Polarity does not matter.

The smaller green/black wires are for you reverse lights. These get hooked into your existing reverse light connector(run this through the grommet you'd install for the shift cable for ease since they are already under the car in the transmission tunnel.)

The Orange/Black wires are for the hatch release. This is a nitpicking thing. It prevents the hatch from opening while the car is in gear. Really, thats all they do. So you don't even need to hook these up unless you really want to.
Pulled that from a thread I posted in about going from a manual to an Auto. This connector is on the right side of the auto shifter. The 2 middle wires are your reverse lights, the green and black wires.

I believe the reverse light switch is on the passenger side of the T56, CAGS is closest to the bellhousing on the drivers side, and the Reverse Lockout is right under the shifter at the back on the left side.....which leaves me blank as to where the VSS is...left side of the tailshaft maybe?
Old Jul 19, 2006 | 10:14 AM
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Re: T56 Conversion Guys Inside

I'm currently trying to figure this wiring out also. I'm not quite understanding about finding the #6 spot on the connector (what connector?) to utilize the reverse lockout. I have the pigtail and I thought I could ground one side and splice the other side into the hot for the brake light switch. Would this not work? If not, how do I go about finding the right wire/spot for the reverse lockout?

Also, I just cut my A4 vss connector off and wire the t56 vss connector on, plug it up, and adjust it with TunerCat and I'll have a speedo?
Old Jul 19, 2006 | 11:30 AM
  #15  
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Re: T56 Conversion Guys Inside

Yes that is all you need to do for the vss.

I should have made it clearer on the reverse lockout post. On a 94 Z28 there isn't a wire to the correct spot on the pcm for the reverse lockout. The #6 spot on the blue pcm connector is the correct place for the wire on a 94 and probably a 95 but I only have wiring diagrams for a 94. The 95 may already have a wire in that spot. The guide most people use for the swap has this info in it now. http://www.afrashteh.com/tranny_pics/T56.htm When you open the connector there are small numbers on the connector next to each pin. On my 94 I moved the light green wire at spot #7 from the black connector to spot #6 on the blue connector. Then I tapped into the light green wire in the auto harness and ran it and a hot wire from the reverse light connector to the connector for the reverse lockout solenoid.
The #7 wire on the black connector is for one of the shift solenoids so you don't need it with the M6.

Yes you could just use the brake switch to activate the solenoid.



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