Discussion:
ignition problem

I have a Daewoo G25E-3 that has power going to the coil but nothing coming out of the coil to the distrubtor. i have hooked a laptop to it and no codes are stored. i ran the ignition test and no problems were found. I have replaced the coil wire. Still nothing. This is a dual fuel truck that in running on gasoline. It seems like the ecu is not providing a ground to the coil for some reason.But when i had the laptop hooked to it everthing was reading except the oil pressure. I call someone and they told me that the ecu would still provide a ground at first start up. Any ideas would be greatly appericated.
  • Posted 27 Aug 2009 05:09
  • By jimmy_h
  • joined 27 Aug'09 - 4 messages
  • Arkansas, United States
Showing items 1 - 6 of 6 results.
If there's power going into the coil and there's a new wire from coil to distributor then you may have a bad coil or the new coil wire you are using is no good. Try replacing them both.
  • Posted 21 Jun 2024 23:15
  • By Kirk1185
  • joined 4 Feb'24 - 5 messages
  • California, United States
Kirk B.
hi jimmy can u tell me where i can find the ignition coil??
  • Posted 23 Oct 2014 03:30
  • By javier_s
  • joined 23 Oct'14 - 1 message
  • Louisiana, United States
Problem was simple. The conector inside of the plug that plugs into the coil was a loose fit. After removing the supply voltage wire from the plug i crimped it closed some and truck cranked up.
  • Posted 17 Sep 2009 23:28
  • By jimmy_h
  • joined 27 Aug'09 - 4 messages
  • Arkansas, United States
I have checked voltage to the coil, to the O2 sensor, and checked grounds to the coil, oil pressure sending unit, O2 sensor, and the ECU. The fuel selector switch is good. Everything leads back to the ECU not sending to the coil to fire. If i am missing something let me know.. Thanks
  • Posted 30 Aug 2009 15:05
  • By jimmy_h
  • joined 27 Aug'09 - 4 messages
  • Arkansas, United States
I have changed with a new one. Still no fire coming out of new coil. The tech before me replaced plugs and wires. Thanks for the reply.
  • Posted 27 Aug 2009 23:53
  • By jimmy_h
  • joined 27 Aug'09 - 4 messages
  • Arkansas, United States
Hello Jimmy,
If you have voltage to the coil and nothing going to the distributor, I would suspect the coil.
Try a new coil. You might be getting way ahead of yourself with the ECU and laptop diagnostic.
Check the simple things first.
  • Posted 27 Aug 2009 22:35
  • By Prentice
  • joined 25 Jun'08 - 600 messages
  • Ontario, Canada

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