Adaptronic in '94 with an '03 motor and VVT
I figure this warrants a thread of it's own since it's likely going to be a real pain in the ass! I'll try to keep it up to date....
The first task is to make a harness, but before I do that, I need to decide what I want the Adaptronic to control. I was getting pretty well up to speed on MS and thats right when ZX-Tex convinced me to go Adaptronic (on that note, I admit I may show my ignorance here, but it's a risk I'll have to take). Feel free to comment or throw out "helpful" thoughts. Don't just junk up my shit. I was planning to use as much of the factory harness as possible. I will be wiring the VVT separately. First, among many questions... The 94 is obviously wired for CAS, which I suppose I could use my CAS out of my existing motor in the 03? Wiring wise, seems like that would be a simple solution. Will that work along with the VVT? With the A/C I amwondering how much I want to leave on the stock ECU, or move to adaptronic. More to come, just thinking it through right now... |
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Well then....yes, much better than thinking! I'll wire up what I know for sure and I'll be back with questions...
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are you using the 94 harness?
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Yes, I was planning to use it as much as possible...
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just subbing. I got 01 motor in my 96 and am saving my $ for the next adaptronics group buy.
quick question. if you use the 94 harness, I assume you can you run wiring for the cam sensor and VVT solenoid straight to the ECU? |
yeah re-using the 94 harness may not buy you much. especially if you dont go parallel.
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Originally Posted by rlogan
(Post 388454)
and thats right when ZX-Tex convinced me to go Adaptronic (on that note, I admit I may show my ignorance here, but it's a risk I'll have to take).
For the record it did not take much to 'convince' him :) |
Originally Posted by y8s
(Post 389235)
yeah re-using the 94 harness may not buy you much. especially if you dont go parallel.
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I'll use the original harness for the stuff that carries over, injectors, ignition, a/c, etc...along with the original sensors on new motor(where possible). I'll wire the VVT, cam sensor (and anything else that doesn't carry over) separately. First I have to get my damn oil pan repaired!
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Use your PRCV from the 94 for the VVT. Thats why its actually wired up in the first place. The cam sensor is just a relocated rear CAS I believe. You just need to snake it around and plug it into that front cam sensor.
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So, I guess that means I won't need any of the functionality out of the factory ECU?
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dumb question, PRCV?
next dumb question, wouldn't you need to have the cam sensor wired intothe ECU so that it can do the VVT thing? pre 99 doesn't have a cam position sensor. |
I had to look it up....
Pressure Regulator Control Solenoid. Valve Pre 99 does have a cam sensor but I am not sure they provide the same data. |
well the 01 sensor is located ont he back of the intake cam. it would read cam position relative to the crank position. valuable information for the ECU to have for VVT Phasing. Correct?
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correct...
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cool. hopefully that is easy to wire into the ECU and program. travis?
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the 99 and 01 sensors are pretty much the same except location.
when you say "back of the cam" for the 01, you mean on top of the valve cover FYI. |
yup. as opposed to the cam gear location like the 99
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The cam angle channels are completely configurable. So where ever the sensors are in the 01-up motors. You just move the hookup where the 94 is on the back of the exhaust cam to the new location.
Do the same for the other pickups. As far as the PRCV aux out. It is one of the three channels that can control the VVT. The PRCV shouldn't be present on the 01 up motors because of the fuel conversion, not that it necessarily has a vital roll anyways. They are supposed to relieve vaporized fuel from the rail. |
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