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OBD1: All the same?

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Old 05-11-2011, 01:06 PM
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Gunter
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Question OBD1: All the same?

1995 - 993c2

Wondering if I can just buy any old OBD1 unit or if each car manufacturer has their own version?

What OBD1 unit to buy?
Old 05-11-2011, 02:11 PM
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Steve Weiner-Rennsport Systems
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Cryptic request,......

Are you looking for an OBDI scan tool? A DME?

More info needed to be able to assist,....
Old 05-11-2011, 02:34 PM
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IXLR8
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Originally Posted by Gunter
1995 - 993c2

What OBD1 unit to buy?
Günter, which OBD1 connector do you have; the "earlier" round 19 pin or the following connector...



If the above, T-OBD Reader
Old 05-11-2011, 05:02 PM
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ToreB
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Thanks Alex, I appreciate it!
T-OBD is in stock as well as the 19-pin adapter.

Cheers,
Tore
Old 05-11-2011, 08:12 PM
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IXLR8
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Originally Posted by ToreB
T-OBD is in stock as well as the 19-pin adapter.

Cheers,
Tore
I noticed the availability of the 19 pin adapter after posting.

And your OBD reader is a whole lot cheaper and less work than the OBD reader that I made from a kit.
Old 05-11-2011, 08:36 PM
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Gunter
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Yes, Alex, mine looks like your picture: 16 holes etc., thanks.

Hello Steve:
We're planning a tour to Portland next weekend, May 21-23, posted on Pac.North West, Pelican.
Staying at Park Lane Suites.

I would just like to get a basic understanding of how to read a "Scanner"? if that's what it is called.

You know, plug it in and learn more about OBD1 and how it works.
Old 05-11-2011, 11:16 PM
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tabasco
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Gunter,

on the OBD1 cars you can read the code without a tool, just by pressing the gas pedal before turning the ignition key, then the codes will flash on the dashboard.
It's a good idea to keep a list of the error codes in the glove box.
Do a search for this "feature" and the right procedure.

A tool is great if you need to clear the codes.
Old 05-12-2011, 03:05 AM
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Steve Weiner-Rennsport Systems
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Originally Posted by Gunter
Yes, Alex, mine looks like your picture: 16 holes etc., thanks.

Hello Steve:
We're planning a tour to Portland next weekend, May 21-23, posted on Pac.North West, Pelican.
Staying at Park Lane Suites.

I would just like to get a basic understanding of how to read a "Scanner"? if that's what it is called.

You know, plug it in and learn more about OBD1 and how it works.
OBD-I cars used proprietary tools and software with each manufacturer deploying their own protocols. I've not used the Durametric tool so I cannot comment about its capabilities and limitations.

We use both the Bosch Hammer (Porsche's version of the KTS-300 and their own software) as well as the PST-2 to communicate with these cars and "talk" to all the modules.

While not cheap, you may be able to find a used Hammer with the proper cables and last version of Porsche software as I think thats a good tool for these cars.
Old 05-12-2011, 03:10 AM
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I use the Scantool windows software made by Rennlisters in my car, works perfectly and connects to all electronic units, ABS, alarm, air bag, CCU and DME.
I have made a copy of the software on my website.
Cheers,
Tore
Old 05-12-2011, 01:14 PM
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Gunter
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Originally Posted by tabasco
Gunter,

on the OBD1 cars you can read the code without a tool, just by pressing the gas pedal before turning the ignition key, then the codes will flash on the dashboard.
It's a good idea to keep a list of the error codes in the glove box.
Do a search for this "feature" and the right procedure.

A tool is great if you need to clear the codes.
Originally Posted by Steve Weiner-Rennsport Systems
OBD-I cars used proprietary tools and software with each manufacturer deploying their own protocols. I've not used the Durametric tool so I cannot comment about its capabilities and limitations.

We use both the Bosch Hammer (Porsche's version of the KTS-300 and their own software) as well as the PST-2 to communicate with these cars and "talk" to all the modules.

While not cheap, you may be able to find a used Hammer with the proper cables and last version of Porsche software as I think thats a good tool for these cars.
Many thanks,

Sounds like I need to get a book on the issue like "OBD1 for Dummies" or similar, as well as doing more searches.
So, the codes can be displayed but one needs a special tool to clear them.

I'll make a copy of the fault codes for the glove box.

Being at least 4 hours (more like 7) away from a possible facility makes it challenging.
Old 05-12-2011, 10:12 PM
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tabasco
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Originally Posted by Gunter
Many thanks,

So, the codes can be displayed but one needs a special tool to clear them.

.
Actually, it looks like you may even be able to clear them the same way. But I've never tried.

Here is what I have in my bookmarks :

http://www.troublecodes.net/Porsche/
http://members.rennlist.com/billwagner/CheckEngine.html
Old 05-12-2011, 11:48 PM
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Originally Posted by tabasco
Actually, it looks like you may even be able to clear them the same way. But I've never tried.

Here is what I have in my bookmarks :

http://www.troublecodes.net/Porsche/
http://members.rennlist.com/billwagner/CheckEngine.html
Thanks



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