LT1/LT4 Tech 1993-1997

what is this coad

Old Aug 10, 2007 | 11:48 AM
  #1  
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Default what is this coad

ok i have all the coads and there isnt a coad 12 but that is what is flashing. if you could help that would be grate. thanks
 
Old Aug 10, 2007 | 03:55 PM
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Default RE: what is this coad

Code 12 is always flashed as the first and last code. The real codes come after code 12.
By the way, coad and code do not mean the same thing.
 
Old Aug 10, 2007 | 06:34 PM
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sorry i have bad spelling ok it just codes 12 over and over. i am thinking about geting soft where for my laptop to see if that will tell me what is wrong with it. if you have any other tips that would be cool
 
Old Aug 10, 2007 | 06:45 PM
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Default RE: what is this coad

If all you get is code 12, then there are no problems that the computer cares about. You will need OBDI software and cable for your laptop. You can also look for an OBDI scanner on E-bay, and find a professional grade one at a good price
 
Old Aug 10, 2007 | 07:03 PM
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i herd that the mass air flow sencer goes bad and where is it on a 93 is it on the top of the intake i am told to tap on it i guess idk i herd it from a good friend that is a lt1 spiecalest idk
 
Old Aug 10, 2007 | 07:50 PM
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Default RE: what is this coad

The 93 does not use a MAF sensor, it only uses a MAP sensor. The 94 and newer use both sensors. On cars that only use a MAP sensor, like the 93, when the MAP sensor goes badthe engine won't run, or run poorly. What problems are you having?
 
Old Aug 10, 2007 | 10:39 PM
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ok it is kinda different every day. today it idled grate but on accelarition it spits and sputters i tryed injected cleaner that dident do much i was thinking it was a cracked injecter. it will even gun rough at like 40-50 mph and when i try to accelerate slowley it feels rough and sputters. but if i floor it it is just finle lol i beat a gtp and he dident belive that my car was running ****ty till he wanted to see under the hood and it was shaking. i know my air pump fuse blows every time i put a new one in idk if that would be any thing. and i was also thinking it could be a cloged cat.
 
Old Aug 12, 2007 | 08:45 AM
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Default RE: what is this coad

possible missfire?
 
Old Aug 12, 2007 | 08:46 AM
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never mind that should be recognized by the computer
 
Old Aug 12, 2007 | 12:10 PM
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i know that i just need to fung out why it is miss fireing i think it might be eather a cracked injecter or my O2 cencer in the exhost idk i am bringing it in on tuseday so if you have any clue that would help if i could get it bye then thanks.
 

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