2015 6.7 Cummins injector wiring question.

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Neilm

Junior Member
Joined
Aug 29, 2025
Posts
5
Reaction score
1
Location
Washington state
Ram Year
2015
Engine
6.7
Injectors are simple an electric solenoid receiving 12v. Does it really matter wire orientation. I say this cause I just did injectors on my truck and used the new valve cover gasket/harness and the colors don’t correspond to OEM. And after starting I’m having over fueling issues…..I made sure to torque everything in correct order with feed tubes and injector hold down bolts. So my only thought is possibly wiring but can’t see that being a huge issue. Also I checked rail psi and was around 5500 ish psi at idle, and assume it would be a lot lower if it was some how leaking past a feed tube. Any input? Thanks!
 
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