C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

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Old Apr 2, 2010 | 06:31 PM
  #1  
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Default HELP!!!Code readers / Scanners

Your HELP is really needed.

New to C4 (92) from C3 (74). Finding out you can't do nothing on this
car w/o one or both. What do you use? Brand,type,from who,cost, Ect.

Thank in adv. glassman74

Last edited by glassman74; Apr 2, 2010 at 07:25 PM. Reason: Missing key word.
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Old Apr 2, 2010 | 08:55 PM
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http://www.corvettebuyers.com/c4vettes/codes.htm

if you read where it says, Sequenced Code Recovery - 1990 through 1993

it will tell you how to display codes on your speedo. no need for scanner
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Old Apr 2, 2010 | 11:44 PM
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I bought a scanner and I was disappointed. There's free software available if you have a laptop. All you need is the ALDL cable that connects the diagnostic port to a USB interface. I got mine on the internet for about $60. This way you can log data rather than just a snapsot. You can see your short term and long term fuel trims at the various RPMs and air flow.
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Old Apr 5, 2010 | 08:22 AM
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Your best bet, from someone who has researched the crap out of this over the years, is:

Datamaster for scanning, from www.ttspowersystems.com
Cable from www.akmcables.com

If you want to start modifying the tune go with Tunercat but with the 93 you'll also need a chip burner
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Old Apr 5, 2010 | 06:26 PM
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Originally Posted by RUKWKR
Your best bet, from someone who has researched the crap out of this over the years, is:

Datamaster for scanning, from www.ttspowersystems.com
Cable from www.akmcables.com

If you want to start modifying the tune go with Tunercat but with the 93 you'll also need a chip burner
tts link's not working. Can you help?

Jake
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Old Apr 5, 2010 | 07:01 PM
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a '94 is OB I; don't cheap out; get a scanner that reads OB I and OB II which started in '96
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Old Apr 6, 2010 | 07:24 AM
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Originally Posted by JAKE
tts link's not working. Can you help?

Jake
Try again, working fine for me.

Originally Posted by mtwoolford
a '94 is OB I; don't cheap out; get a scanner that reads OB I and OB II which started in '96
I don't recall anyone making a scanning program that does both, even TTS. There are probably some handheld scanners that will do this but for the money the laptop scanners are the only way to go in my opinion. BTW AKM sells a Y cable that will plug into 93 or prior and 94 and later - even though 94/95 are OBD I they still use the OBDII connection, 16 pin I think.
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