The #1 Ford Explorer enthusiast resource for over 25 years!
Performance Upgrades - Maintenance - Modifications - Problem Solving. Covering the Explorer, ST, Lincoln Aviator, Sport Trac, Mercury Mountaineer, Mazda Navajo, Ford Ranger, Mazda Pickups, and the Aerostar.
hi i have a 93 explorer 4x4 and i have four engine error codes that i dont know how to fix.
the first code is: 335-EGR sensor voltage out of range
the second code is: 124-throttle position sensor voltage higher than expected
the third code is: 327-EGR valve pressure transducer/postion...