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03 6.0 Low circuits...
By shorted do you mean jumping the connectors of the harness together to try to get it to show circuit high? i tried that by jumping pins 1 to 2 on the harness but got no change. I did not try ground however, its just hooked to the rear intake bolt like the old harness was but if that was bad it...- Slow6point0
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- Forum: 6.0 Tech
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03 6.0 Low circuits...
Hello guys...long time lurker, first time poster...my truck is running rough and showing codes for injectors 4 & 6 low circuit. Truck is an 2003 f250 6.0, bone stock other than exhaust. I have replaced the injector harness with an aftermarket one, no help. Tried using a Different new FICM(I work...- Slow6point0
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- Replies: 2
- Forum: 6.0 Tech
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