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The impossible code 43

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Old Aug 20, 2009 | 08:09 PM
  #1  
ngonnelly's Avatar
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From: Bellmore Long Island New York Hell yea
Car: 1990 Camaro IROC-Z28
Engine: 5.7L 350cid
Transmission: auto
Axle/Gears: i think 3.42
The impossible code 43

No one know what the hell to do iv got a 1990 camaro i just put a 350 in it i changed the knock to a 350 i did the FI and the prom and iv got a code 43 wich is a esc but my car doesnt have a esc the esc isin the computer i changed my computer and reset the computer by disconnecting the netive to my bartty for a few min. a lot of ppl think to chang the ingnition modual wich i hade to beacuse it died and i had no spark so yea any ideas aht the hell my problm is ?
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Old Aug 20, 2009 | 11:17 PM
  #2  
1qk4mula's Avatar
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Joined: Sep 2007
Posts: 111
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From: Caledon, Ont
Car: 91' Formula/88' Formula
Engine: 5.7L TPI/ 5.7 zz4 with mini ram
Transmission: 700r4/Stock T5
Axle/Gears: 10 bolt 3.23 /9 bolt 3.70
Re: The impossible code 43

What fuel injection did u have before? And I'm assuming its tpi now? what year is that computer from?
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Old Aug 20, 2009 | 11:38 PM
  #3  
ngonnelly's Avatar
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Posts: 45
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From: Bellmore Long Island New York Hell yea
Car: 1990 Camaro IROC-Z28
Engine: 5.7L 350cid
Transmission: auto
Axle/Gears: i think 3.42
Re: The impossible code 43

it was tpi and the computer is the same 7730 computer
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Old Aug 21, 2009 | 01:08 AM
  #4  
Chevy8588's Avatar
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Posts: 972
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From: La Grange Park, IL
Car: 1987 Iroc Z28/ 1982 Z28
Engine: 355 TPI IP/ 305 CFI
Transmission: T-56/ 300C
Axle/Gears: 3.42 Open/ 3.73 Posi
Re: The impossible code 43

ESC module mounted to with the relays on the drivers side corner of engine bay, its the big square box
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Old Aug 21, 2009 | 11:06 PM
  #5  
ngonnelly's Avatar
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Junior Member
 
Joined: Jan 2008
Posts: 45
Likes: 0
From: Bellmore Long Island New York Hell yea
Car: 1990 Camaro IROC-Z28
Engine: 5.7L 350cid
Transmission: auto
Axle/Gears: i think 3.42
Re: The impossible code 43

Originally Posted by Chevy8588
ESC module mounted to with the relays on the drivers side corner of engine bay, its the big square box
is that even in the 90 too or just up to 89 but ill take a look
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Old Aug 22, 2009 | 08:29 AM
  #6  
Pocket's Avatar
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Posts: 8,117
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From: NC
Car: 91 Trans Am
Re: The impossible code 43

90 means SD TPI which has no external ESC module

Code 43 is knock sensor on the pass side of the block
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