How Many O2 Sensors Does A 2003 Ford Escape Have?

How Many O2 Sensors Does A 2003 Ford Escape Have? The 2003 Ford Escape has two types of oxygen sensors: heated oxygen sensors, which are commonly called upstream sensors, and catalyst monitors, which are commonly called downstream sensors. All four oxygen sensors show to be bad on diagnostic tool of the mechanic who installed my … Continue reading How Many O2 Sensors Does A 2003 Ford Escape Have?