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-   -   Anyone have a wiring diagram or picture for a 2003 S starter wiring? (http://986forum.com/forums/performance-technical-chat/50104-anyone-have-wiring-diagram-picture-2003-s-starter-wiring.html)

Jamesp 01-01-2014 01:37 PM

Anyone have a wiring diagram or picture for a 2003 S starter wiring?
 
Could use some help in verifying the wiring.

Brad Roberts 01-01-2014 01:39 PM

I'll help you.. but tell me what is actually not happening (or is happening)

Brad Roberts 01-01-2014 01:44 PM

heavy yellow wire with a black stripe

Brad Roberts 01-01-2014 01:49 PM

http://986motorsports.com/brad/Imagefff.jpg

Brad Roberts 01-01-2014 01:51 PM

Hello... ask for help.. then run.. :)

Brad Roberts 01-01-2014 01:53 PM

Can someone who knows him CALL him and get him back online?

Jamesp 01-01-2014 02:24 PM

WOW! I went back to the garage to look at wire colors! Thanks for the awesome response! I'm reinstalling the starter after a complete engine rebuild and am verifying my notes on wire placement. I thought I had a pic, but it is not clear.

Brad Roberts 01-01-2014 02:24 PM

I took today off from the shop to care for a sick GF at home :)

Brad Roberts 01-01-2014 02:26 PM

Just making sure this wasn't a "car wont' start issue" :)

Jamesp 01-01-2014 02:33 PM

So I had 3 wires marked as "starter". The obvious high current, the solenoid with the special crimped connector, and a red wrapped with whipping up to a large eye connector. 3 seemed excessive, so I'm looking for another home for the 3rd "starter" wire. The natural thought is alternator, but that does not pan out either. Could have I mis-labeled it? Oh yeah. I have a string on the DYI page if you are interested.

Jamesp 01-01-2014 02:34 PM

Hope the GF if gettng well.

Brad Roberts 01-01-2014 02:34 PM

3rd starter wire is actually the ground that goes up to the stud on the passenger side of the engine compartment. Near the engine compartment fan.

The large ground wire goes to the top bolt that holds the starter to the engine block :)

Yes.. now she is just whining LOL

Jamesp 01-01-2014 02:41 PM

This is a 20 ga red wire.

Brad Roberts 01-01-2014 02:43 PM

Can you post a pic? The red wire with a loop on it goes to the backside of the alternator. M8 stud with a 13mm nut

Jamesp 01-01-2014 02:52 PM

Well then, off comes the manifold until the mystery of the red 20 gauge wire gets sorted out! Today my cell phone made the decision that sending photos was too much work, so when I email them to myself they don't show up. Must be taking new years day off or something... Will update with pics - likley tomorrow.

Brad Roberts 01-01-2014 03:27 PM

I'd pull the alternator.. pain in the ass pulling the intake. Pull the intake? more chance of dropping something into the intake ports :(

Jamesp 01-01-2014 04:37 PM

The engine is hanging from a hook - intake, alternator, it's all about the same. At this point I'm all about making sure the wiring (actually everything) is 100% correct before installing it back into the car. At that point anything wrong becomes a major malfunction.

Brad Roberts 01-01-2014 04:39 PM

Just shoot a few pics.. at this point I have seen 100's of them.. :(

Jamesp 01-02-2014 04:41 AM

So I think I figured it out using the pre-disassembly picture below. The looped wire above the alternator is the wire in question. I labeled it "starter" instead of "alternator", probably because I was looking at at the starter. Interestingly, it would likely work as wired because it is going to the same electrical node (+12V main power bus). I am going to change it because I don't know how sensitive that connection is to location, I don't want to introduce an unknown variable into the electronics.

http://986forum.com/forums/uploads01...1388669682.jpg

Brad Roberts 01-02-2014 06:47 AM

Yes! It would have worked, but I doubt it would have reached to the starter.

Do you have the blue single wire plugged into the bottom of the Alt.?

Did you go back together with the 987C large AOS? People tend to call it the "Motorsports" AOS but Porsche Motorsports has nothing to do with it :)


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