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International Automotive Technicians Network
Re: 3126 injection actuation pressure fault code 164-11
Posted to HD/Fleet Forum on 3/27/2006

the code 164-11 is an injection pressure actuation system fault. did you run a injection acuation pressure test? compare actual injection pressure with a gauge. check injection pressure with a gauge when cranking to start 870psi. the fault code can be caused b... Login to read more.