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      03-05-2024, 03:40 PM   #1
M4Lou
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Soooo... I wussed out.

I'm decently handy. Exhaust/mid-pipe on my M4 and X3M. Lowered both cars w/ Eibach, four-spring kits (X3M was kinda an asswhipping).

Put an RChip in the M4. Kindy snug/tricky. Not bad.

RChip on the X3M was a no-go. Last night got the car apart - that lower/boost "A" connection was just a no-go. First, not even sure the one I worked on was it, then was able to get the green/white locking tab loose, I think .. still no go, tried again to loosen that locker from above w/ a long flat head and the locking tab went flying. If you have the connection in front of you, a pick can still be used to loosen the connection - in this case, not being able to see..no way. So, stopped, re- assembled all.

I think I need to page Oldgixxer and check on the Charlotte shop.
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      03-05-2024, 05:53 PM   #2
Eazy-E90
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I’m about to do the install myself, but with JB4. From what I’ve read, the trick is to take off the driver-side wheel and plastic trim panel. Then, turn the wheel all the way to the right to give yourself the best clearance to access the TMAP sensor. You’ll need a long pair of needle-nose pliers as well.
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      03-05-2024, 06:33 PM   #3
M4Lou
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Quote:
Originally Posted by Eazy-E90 View Post
I’m about to do the install myself, but with JB4. From what I’ve read, the trick is to take off the driver-side wheel and plastic trim panel. Then, turn the wheel all the way to the right to give yourself the best clearance to access the TMAP sensor. You’ll need a long pair of needle-nose pliers as well.
Get some pics my friend - going through the bottom is...not good.
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      03-05-2024, 06:53 PM   #4
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yeah I helped a friend we removed decent amount of stuff since our hands couldn't fit anywhere...
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      03-05-2024, 07:24 PM   #5
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Quote:
Originally Posted by M4Lou View Post
Get some pics my friend - going through the bottom is...not good.
I will. Search the user rmr927 on here. I took screen shots of his write up and pics he posted regarding how to get to the TMAP sensor.
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      03-05-2024, 07:56 PM   #6
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Quote:
Originally Posted by thestimp View Post
yeah I helped a friend we removed decent amount of stuff since our hands couldn't fit anywhere...
Stimp - you guys get access via the wheel well??
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      03-05-2024, 08:01 PM   #7
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Quote:
Originally Posted by M4Lou View Post
Stimp - you guys get access via the wheel well??
Yeah, we removed enough of the engine bay we could have gone from the top but leaning over so long was killing the old guys backs.
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      03-05-2024, 08:15 PM   #8
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Quote:
Originally Posted by thestimp View Post
Yeah, we removed enough of the engine bay we could have gone from the top but leaning over so long was killing the old guys backs.
Well dang...I live in BFE upstate SC. Will have to do the ATL or charlotte if I find pro help/install. My dumbass will probably give it one more shot from the wheelwell.

And yeah - I'm kinda an old MF myself..

BTW - appreciate the help from all in this thread..
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      03-05-2024, 09:16 PM   #9
Must_Go_FASTER
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It's sad how much that one connection makes what should be a quick and painless installation nearly impossible. Broke one of the clips during my install, but it's stayed connected thus far.

Hindsight being what it is, I may have opted to stay stock til I got the DME unlocked for a proper tune. Don't feel bad, you're not the first nor the last that will go through hell doing the install lol
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      03-06-2024, 06:10 AM   #10
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Quote:
Originally Posted by Must_Go_FASTER View Post
It's sad how much that one connection makes what should be a quick and painless installation nearly impossible. Broke one of the clips during my install, but it's stayed connected thus far.

Hindsight being what it is, I may have opted to stay stock til I got the DME unlocked for a proper tune. Don't feel bad, you're not the first nor the last that will go through hell doing the install lol

I think** if you break one of the snapping in/out locking tabs, you are still okay. I've done that once before, just had to use a 90degree pick to release the overall clip. It was still snug after snapping the two fittings together.

Yeah, idk - I will not unlock this car. I like "safe" (lol) piggy backs. BMW add's 50bhp w/ CS and CSL tunes - so, adding 50+ or so w/ a JB4 or RC seems like an easy call.
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      03-12-2024, 07:58 PM   #11
M4Lou
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Thumbs up

Just to update:

Yes, it is in.

The wheel method is key. The RC video coming from the bottom is a joke. The instructions/xeroxed-copied are a bit of a joke.

Wheel off, take off the wheel liner panel (I think there are about 8, 8mm screws). You have to look up at it from the bottom, forward. I have a four post lift, but I did this on the floor, w/ front jackstands.

I broke off the green/white locking tab on first venture. The connector snaps on from rear, facing front. The locking tab/is on top. There is a Kies video whereby he unsnaps the locking tab and inserts a 90degree pic (in this case facing rearward) under the locking tab. That is what I did, came right off.

Just FYI.

And Bruichladdich(classic laddie) is the celebratory elixir.

Last edited by M4Lou; 03-12-2024 at 08:21 PM..
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      03-12-2024, 08:11 PM   #12
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If you go to the 10min mark, he shows you how to get unclipped if in a tough location (works if the white locker is gone, too).

THIS*** is a really good video of a piggy back on a G80/82. The RC dudes could take lessons. Good piggy w/ bad instructions..
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      03-17-2024, 06:43 PM   #13
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It was a pita but def not impossible. I have fat fingers and big forearms which added to the difficulty.
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      03-17-2024, 09:38 PM   #14
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Quote:
Originally Posted by HPADDICT View Post
It was a pita but def not impossible. I have fat fingers and big forearms which added to the difficulty.
I'm pretty handy - the bottom method was a no go. Wheel well is doable for sure.
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