Tag 2007 Dodge Ram P0301 Misfire

Repair Cases

2007 Dodge Ram P0301 Misfire: The Exhaust Stroke Revealed a Broken Lifter

P0301 With Spark? Read The Exhaust Stroke — conceptual repair scene

Spark and injection timing were correct. An in-cylinder pressure waveform showed abnormally high exhaust-stroke pressure, and the cylinder-one exhaust rocker barely moved.

Neo
September 4, 2026