One problem related to diesel engine has been reported for the 2002 Ford Expedition. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2002 Ford Expedition based on all problems reported for the 2002 Expedition.
On July 6, 2005, my of engine spark plug ejection in certain model year 2002 Expedition triton v-8 the spark plug detached from the cylinder and/or ejected from the engine. I heard a loud pop while driving or upon starting up the vehicle followed by a loud, repetitive clicking or popping sound. The popping sound was accompanied by some loss of vehicle power. The vehicle did stall and I was not able to drive it upon starting it due to the loud noise I also smelled gas or a slight burning smell when the incident occurred.