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View Full Version : 87 NA -> T Wiring ?s



mkiiSupraMan18
10-12-2005, 11:30 PM
OK, some pics of some wires Im not 100% about... I dont think I could have searched for this if I tried..... :icon_conf

pic 1: Purple wire coming out of the diagnostic block.... is it a ground?

pic 2: That big thick wire with the little loop connector thing, is it a hot wire or a ground? That little plug thing I don't think was hooked up....

pic 3: Turbo Pressure Sensor, were these on 87's, or were they replaced by #3 in the next pic....

pic 4: #1 - Little white plug, Auto Trans? Car is a 5sp, so my guess is that it was for the AT.

#2 - little 2 wire connector, my guess was a light of some sort ?

#3 - Does this replace the turbo pressure sensor in pic 3? They look the same, only.... different.


Help, anyone? This is all that is keeping me from firing her up...

mkiiSupraMan18
10-13-2005, 08:38 AM
*bump*

Car was originally a 5sp NA, swapped it over to a 7mgte. Not sure about all the wiring, but the harness came from an 87T, but I have mostly parts from a 91.

One last thing, knock sensor wires... are they wrapped to keep out electrical noise? I know its just a single wire wrapped in another wire, but the outside wire doesn't connect to anything... or am I just looking at it wrong?

mkiiSupraMan18
10-13-2005, 07:34 PM
Anybody?

Supra Blues
10-13-2005, 08:25 PM
1. That purple wire looks weird. On my swap, that wire did not exist.

2. I would guess that it is neither. Appears to plug into something.

In pic 4 the little white plug is not plugged into anything on mine either. My wireing harness is for an auto, but I have a 5-speed. IIRC, it is for the auto tranny.

Number 3 in pic for is your HAC (High Altitude Compensator). You will need it, just mount it somewhere.

Dunno on the others.

mkiiSupraMan18
10-14-2005, 07:53 AM
Someone has to know... I'd like to get this thing running after class today... :icon_conf

Pretty please.....?

mkiiSupraMan18
10-14-2005, 06:31 PM
So what would happen if I hooked these up trial and error like? would it be safer to test ground first, or equally as hazardous both ways?