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Map sensor.. is this really it?

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SS502

Out with the good, In with the Bad!
Joined
Feb 2, 2011
Messages
379
Starting to install Razor kit and got to installing 3 bar map, this is where I know it should go, but here is a pick of what's there now. Is this a stock 2 bar? Has the right plug for the 3 bar, but never seen a map like this one. Ignore pic date, didn't set it.


DCP_3541.jpg
 
boost pressure sensor...i don't think they technically refer to that as a Map sensor....it doesn't sense vaccum..
 
thats a hobbs switch ,
you need to remove it and install the 3bar map sensor ( need 2 long screws) and plug it into the connector on the fender (youll lose the fancy boost light in your digital dash)
your digital dash has a different dash harness than analog dash cars. analog cluster cars have a boost gauge run of the map sensor and the gauge provides the 5V power and ground for that map plug . your harness doesnt have a boost gauge so you will need to provide power and ground for the map plug thats on the fender by tapping into the tps supply and tps ground...
look here
http://turbobuick.com/forums/threads/3-bar-map-with-digital-dash.211821/

while you're there by the ecm you can also make your connection for the green map signal wire to the alky controller rather than splice under the hood

fyi there is an alky forum on this site http://turbobuick.com/forums/forums/alcohol-nitrous-and-propane-tech.14/
of which razor is the moderator and he can reply to your questions, although calling him works better

also be sure to read the tuning with alkycontrol sticky
http://turbobuick.com/forums/threads/tuning-the-alkycontrol-kit.147348/
 
Here's how I added the 3 bar map sensor, AND kept my hobbs switch for the digital dash boost light. Just mounted it with one of the map screws and ran a line T'd into the map line.

100_0957.JPG
 
Thanks all, good info.. almost done with razor install, powerlogger.. been interesting, got to get a hold of Eric and get the chip for the new stuff. Got all wired to glovebox, pain in the ass to solder all extensions..but I hope will pay off if problems, plus keeps under the hood "clean"
 
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