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Old 02-28-2016, 03:47 PM   #126
phanguy
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Join Date: Jul 2012
Drives: Scion FR-S Ultramarine
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Quote:
Originally Posted by DustinS View Post
That is only enough to get the servos in. The Dash bar has to come out to get the full HVAC Box out, which I didn't want to do yet, so I only have single temp.

It looks like the servos are not calibrated from the factory, I had to open up my Directional Servo and set the gear in the right position. I think My heat issue is my temp servo not being in the right place. I am going to remove it and set the temp to full hot and move the flap itself then reinstall.

Fix #1: Heat Fixed. The Servo was binding somehow. Loosened it up, set it max hot and re-installed, took a few times to get it on right. Now on to figuring out the illumination wire I have crossed on the Defrost Wire.

Fix #2: Thinking about it, the defrost button on manual is connected to Connector #2 (D22 Connector) so I figured my issue had to be with that one. I was right. Apparently staying up super late working on the harness was not such a great idea. I read the diagram wrong and tapped the wrong two pins on the connector. Not sure how I didn't blow anything up, but now it all works. Just have to put everything back in the car, and tuck the super long harness up under the dash in a safe place.

really good job on this dude. i think a lot of people are really going to appreciate your work.

for the whole hvac box... yeah you'll have to remove the whole damn bar. and you'll have to loosen the coils from the engine side. and it also involves having to dump and refill the a/c coolant as well... which is why i think single temp is the way to go. rudy told me that it should be possible to do the swap without having to touch the coils, but i found that to be impossible.

one of my quirks of the system are that when i hit the off button, all the lights are actually still on and i'm able to still change the vents to front, lower, etc. i'm unsure if all of that is supposed to work normally like that since i always forget to ask someone with a brz to show me how it works normally. my second quirk is that my driver side vent still blows air when i tell it to only push air to the bottom. i'm not sure if it's a vent issue when i was messing inside the hvac box, or if that's normal? hopefully we get more people to chime in if they've done this and can answer those questions.
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DustinS (02-28-2016)