1994 F350 Ford Turbo Diesel Transmission Switching Up and Down on Gears Erratic Ford Power Stroke 7.3L Common Engine Problems The legendary 7.three Power Stroke Diesel engine, when properly maintained can provide years of trouble free service. However at that place are several common problems that can develop over time. By and large speaking these can all be resolved relatively easily. Listed below are ix common problems of the seven.3 Liter Ability Stroke Diesel engine. We then dive into each of the common faults on the 7.3L diesel engine with some symptoms and fixes. 9 Near Mutual 7.3L Ability Stroke Problems Injection Pressure Regulator Valve (IPR) Injector Commuter Module (IDM) Cam Position Sensor (CMP) UVCH Connectors Fuel Filter Clogging Elevator Pump Overheatin