ford Workshop Repair Guides

Ford Workshop Service and Repair Manuals

Oxygen Sensor > < Main Relay (Computer/Fuel System)|Locations|Page 3687
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Malfunction Indicator Lamp: Description and Operation

Check Engine (MIL)

Check engine lights if a Diagnostic Trouble Code (DTC) is sensed in the closed loop by the Powertrain Control Module (PCM).

Oxygen Sensor > < Main Relay (Computer/Fuel System)|Locations|Page 3687