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Old Aug 24, 2013 | 07:36 PM
  #1  
mn iroc z28's Avatar
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From: MN
Car: 88 iroc z28
Transmission: 5 speed
injectors

I got a 1988 iroc tpi the wires to all injectors show power to both wires not just 1 each..
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Old Aug 24, 2013 | 07:42 PM
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Car: 82 Z28
Engine: 383 SP EFI/ 4150 TB
Transmission: T400
Axle/Gears: QP 9" 3.73
Re: injectors

https://www.thirdgen.org/forums/tech...formation.html

What problem are you trying to solve ?
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Old Aug 24, 2013 | 07:49 PM
  #3  
mn iroc z28's Avatar
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Car: 88 iroc z28
Transmission: 5 speed
Re: injectors

Originally Posted by vetteoz
https://www.thirdgen.org/forums/tech...formation.html

What problem are you trying to solve ?
why do I have power to both injector wires , I thought the ecm might be bad so I got anew one
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Old Aug 25, 2013 | 06:35 AM
  #4  
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Re: injectors

That's what they always look like.

One side always has power; then the ECM grounds the other one for a brief instant to fire it.

There's probably nothing wrong with your ECM.

What problem are you trying to solve?
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