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No spark from coil

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Old 11-17-08, 07:18 PM
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Zenki FC3S's Avatar
 
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No spark from coil

S4 Turbo engine. Had no power to the leading coil, so i wired in 12v off the fuse box. now there is power to it but it is not sparking.

The car is a S4 T2 that ran great recently with a NA. I relocated the battery and re-loomed the power harness, besides that, and new engine, and gutting the car those are the only new things that were done

Last edited by Zenki FC3S; 11-17-08 at 07:21 PM.
Old 11-17-08, 07:44 PM
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We're All Fkd..

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try a different coil...might just work.


:AA:
Old 11-17-08, 07:47 PM
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yeah i already tried that. a friend said it could be the timing. so that is what im doing right now
Old 11-17-08, 07:47 PM
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whats going on?

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check the airflow meter. unplug it, and see if you get spark.
Old 11-18-08, 08:41 AM
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HAILERS

 
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The ECU triggers spark. The ECU gets ITS power from the same place the lead coil gets it's power. From the Main Relay via the EGI fuses.

And no, I did NOT suggest you have a bad Main Relay and to change it out. I suggest you need to investigate if the Main Relay is getting power TO it and if the Main Relay is pulling in when the key is put to on.
Attached Thumbnails No spark from coil-87nonturbo.jpg  

Last edited by HAILERS; 11-18-08 at 08:44 AM.
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