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E46 M3 (2001-2006) Engine: S54 - Max Hp: 333 hp at 7,900 rpm / 262 lb/ft at 4,900 rpm
Total Produced: 45,000+ - Years Produced: 2001 to 2006.


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Old Tue, May-05-2015, 05:13:29 PM   #131
0-60Motorsports
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Default Re: OEM CSL MAP/IAT/FLAP Wiring

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Originally Posted by HassanEido View Post
Ejaz, this is very exciting stuff.. I only just saw this thread.. perhaps when I get my stuff you can help me with the wiring Till then I'll keep researching this subject. Hopefully by fall i'll be able to do this swap
Affa alaik habibi. Any time.
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Old Wed, May-06-2015, 03:23:37 PM   #132
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Default Re: OEM CSL MAP/IAT/FLAP Wiring

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Originally Posted by 0-60Motorsports View Post
Affa alaik habibi. Any time.
Hahahha hayyak allah
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Old Mon, Jun-01-2015, 02:50:42 PM   #133
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Default Re: OEM CSL MAP/IAT/FLAP Wiring

Guys, where can I find the female end that goes into this housing / connector?

IAT and Flap Actuator Connector - 12521427615

To be clear, I want to un-plug the current MAF wires out of the stock MAF housing connector that's part of the car's harness and then connect the proper female connector so that I can use 125214227615 to connect to the the IAT sensor. I really don't want to cut wires and I want to do it as cleanly as possible.

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Last edited by cncmastr; Mon, Jun-01-2015 at 02:57:59 PM.
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Old Mon, Jun-01-2015, 11:51:17 PM   #134
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Default Re: OEM CSL MAP/IAT/FLAP Wiring

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Originally Posted by cncmastr View Post
I posted in a different thread until I found this one, which might be more relevant.

Guys, where can I find the female end that goes into this housing / connector?

IAT and Flap Actuator Connector - 12521427615

To be clear, I want to un-plug the current MAF wires out of the stock MAF housing connector that's part of the car's harness and then connect the proper female connector so that I can use 125214227615 to connect to the the IAT sensor. I really don't want to cut wires and I want to do it as cleanly as possible.

Ebay. It's called a Bosch EV1 male plug.
http://www.ebay.com/sch/sis.html?_nk...72.m2749.l2658

You want something like this made up:
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Old Fri, Jan-29-2016, 10:22:03 PM   #135
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Default Re: OEM CSL MAP/IAT/FLAP Wiring

Lost all pics!
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Old Sat, Jan-30-2016, 07:16:01 AM   #136
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Default Re: OEM CSL MAP/IAT/FLAP Wiring

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Lost all pics!
What do you mean? Pics work perfect for me.
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Old Wed, May-11-2016, 05:33:50 AM   #137
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Default Re: OEM CSL MAP/IAT/FLAP Wiring

Bumping this thread to note I had issues with x60003/16 as a ground point. Moved to x60004/35


Also the guy above is not seeing pics because hey are hosted on imgur which no longer supports linking to m3forum or any place that sells items. You can still view by right clicking and viewing the image url. May have to refresh or change the url from say "i.imgur.com/yyyyy.jpg" to "imgur.com/yyyyy" Pain in the ass but not all pics are lost.
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Last edited by because_racecar; Wed, May-11-2016 at 05:37:08 AM.
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Old Tue, Jun-18-2019, 05:25:31 PM   #138
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Default Re: OEM CSL MAP/IAT/FLAP Wiring

is there a part# for the PIN leads that go into the 2 and 3 POL connectors 12521427222 and 12521427615 ?
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Old Tue, Jun-18-2019, 06:15:05 PM   #139
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Default Re: OEM CSL MAP/IAT/FLAP Wiring

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Originally Posted by nextelbuddy1 View Post
is there a part# for the PIN leads that go into the 2 and 3 POL connectors 12521427222 and 12521427615 ?
Pin: 12521427608
Grommet: 12521748973
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Old Tue, Jun-18-2019, 08:28:20 PM   #140
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Default Re: OEM CSL MAP/IAT/FLAP Wiring

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Originally Posted by terraphantm View Post
Pin: 12521427608
Grommet: 12521748973
FYI there seems to be a few different part numbers for the same pins. I ordered as many as I saw mentioned on the different forums/DIY's (from online and the dealer) and as a result have a bunch of these lying around. If anyone is local to SoCal and wants to come grab some or check them out.

However the most difficult one to locate was the tiny one that goes in the DME plug, but that's not what's being inquired about here.
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Discussing OEM CSL MAP/IAT/FLAP Wiring in the E46 M3 (2001-2006) Forum - Engine: S54 - Max Hp: 333 hp at 7,900 rpm / 262 lb/ft at 4,900 rpm
Total Produced: 45,000+ - Years Produced: 2001 to 2006. at BMW M3 Forum.com (E30 M3 | E36 M3 | E46 M3 | E92 M3 | F80/X)