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Date:         Mon, 11 Mar 2013 22:55:05 -0700
Reply-To:     neil n <musomuso@GMAIL.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         neil n <musomuso@GMAIL.COM>
Subject:      Re: Black Box Relay question
Comments: To: mark drillock <mdrillock@cox.net>
In-Reply-To:  <513EB297.1050608@cox.net>
Content-Type: text/plain; charset=ISO-8859-1

Very interesting.

I see ECU 23 shown in the later MY diagrams.

Was this OBD capability planned part and parcel with the "programmable" (my term) ECU's?

Neil.

On Mon, Mar 11, 2013 at 9:44 PM, mark drillock <mdrillock@cox.net> wrote:

> The 5 pin ECU power relay has nothing to do with the fan or AC, contrary > to various parts venders listings. The extra relay pin has to do with > the OBDI capability that VW was working to implement into the Vanagon to > comply with pending emissions regs. FI harnesses that are set up for the > 5 pin relay have extra ECU wiring pins and the 5th relay pin connects to > the ECU on one of these.

-- Neil n

65 kb image Myford Ready For Assembly http://tinyurl.com/64sx4rp

'88 Slate Blue Westy to be named.

'81 VanaJetta 2.0 "Jaco" http://tubaneil.googlepages.com/

Vanagon VAG Gas I4/VR Swap Google Group:

http://groups.google.com/group/vanagons-with-vw-inline-4-cylinder-gas-engines


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