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Performance Upgrades - Maintenance - Modifications - Problem Solving - Off-Road - Street Trucks. Covering the Explorer, ST, Sport, Lincoln Aviator, Sport Trac, Mercury Mountaineer, Mazda Navajo, Ford Ranger, Mazda Pickups, and the Aerostar. Featuring H.I. - Human Intelligence.
My motor has 90,000 miles on it, misfire on # 5 code. I have replaced coil pack, plugs and wires. I have replaced my fuel filter every 10,000 miles. What is my problem?
I have a 6 cylinder SOHC Sport Trac 4x4 pickup, motor has 90,000 miles on it. It has a misfire in the #5 cyl. I have replaced the coil pack, spark plug wires and plugs. Please help with this problem. Problem is most severe when warning light is flashing.