Data pin on 1989 C4

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Jun 27, 2009 | 01:58 PM

Dolfan

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Burning Brakes

Joined: Mar 2002

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From: Atlanta Ga

Data pin on 1989 C4

I just finished building a ALDL cable with has the three cables A,B,Data.

The question is which pin on the OBDI socket is Data?

Jun 27, 2009 | 07:38 PM

Hooked on Vettes

Melting Slicks

Joined: Aug 1999

Posts: 2,240

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From: Baltimore, MD USA

Pin A is Ground
Pin B is Diagnostic Test Terminal
Pin E is Serial Data

[F|E|D|C|B|A]
[G|H|J|K|L|M]

Jun 28, 2009 | 01:28 PM

Dolfan

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Burning Brakes

Joined: Mar 2002

Posts: 1,035

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From: Atlanta Ga

Thanks, I found it but I also found that the ALDL cable I spent the morning on soldering up the circuitry didn't work, so I'm going to need to buy an ALDL cable, not worth messing around for hours and hours on it.

Anyone have one their now using anymore shoot me a PM!

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