Computer Diagnostics and Tuning Technical discussion on diagnostics and programming of the F-body computers

ECM Ground

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Old Feb 11, 2004 | 04:37 PM
  #1  
1FstFormulaV8's Avatar
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Joined: Oct 2003
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From: Portsmouth, Ohio
ECM Ground

I can't win. I my car to the shop and got a code 42, which calls for the replacement of the ECM/PCM. The shop said the computer was non responsive. So they couldn't look at the data stream. And, I need to know where the ground for the ECM is.
Thanks.
Old Feb 11, 2004 | 06:26 PM
  #2  
Hot Rod Hawk's Avatar
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Joined: Feb 2000
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From: Bountiful, Utah
The ECM has internal sensor ground for, map, maf, o2, tps. Is this what your asking about?
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