Tag: engine code 3055

This MaxxForce 7 diesel engine gave us a bit of a challenge with intermittent engine shutdowns. The engine code 3055 (high pressure fuel pump related) led us to a solution in the way of a TSB (technical service bulletin). Apparently the wiring harness to the high pressure oil pump was causing a lot of headaches… Continue reading MaxxForce 7 Engine Code 3055