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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.
Had a code for o2...fixed it no code...but engine light is always on and now says cannot communicate with ecu...any thoughts.?...checked all fuses and relays all fine...no corrosion on ecu....car runs fine...