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

BIG VOLTAGE drop on 1,4,6,7 - Anyone know where power splice is in harness??

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Old Jun 16, 2008 | 10:40 PM
  #1  
pat35's Avatar
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From: stuart fl
BIG VOLTAGE drop on 1,4,6,7 - Anyone know where power splice is in harness??

I was wondering if anyone with a lt1s had a wiring problem with certain injectors? I am trying to find where the 2 splices are for the 2 injecter power fuses. I have a pretty big voltage drop at injectors 1,4,6,7 but not at the fuse or close bye wiring. Dont want to disturb the connection problem, just wondering if anyone has traced their splices for either side? And where did you find it in the harness? I have been fitting a mismatch len and rich that is intermitent, finely found the case . If you have any whereabouts of the splises please let me know.
Thanks!
Pat

Last edited by pat35; Jun 17, 2008 at 06:22 AM.
Old Jun 17, 2008 | 05:38 AM
  #2  
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The power on the pink wire to the injectors in question runs through connector C100. The 10 pin connector located near the PCM. Then it goes to the splice located between injector 3 and 5. Check the connector as well as the splice.
Old Jun 17, 2008 | 04:03 PM
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From: stuart fl
any one know whar the other splise is in the harnis.
Old Jun 17, 2008 | 10:15 PM
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From: stuart fl
i found it other side same plase ar the other
Old Jun 17, 2008 | 11:15 PM
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Have you check the ohms on those injectors? A shorted injector might cause a voltage drop on that circuit. Or you could pull the injector connectors on all those and check the voltage again.
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