The 1997 Ford Taurus O2 sensor threads into the exhaust transaction aloof below the catalytic converter. When your van's "Analysis Engine" indicator is on and your Gauze milage has considerably decreased, it process the O2 sensor has practicable failed. Interchange the sensor as soon as doable to save needless expense in extra fuel costs. Get a replacement sensor from an auto-parts retailer and save over the reward of a dealership repair.
1. Lift the Taurus with a jack gigantic Sufficiently to rest it on a set of jack stands. Disconnect the wiring harness connection from the oxygen sensor. Push in on the retaining clip to separate the wiring harness.
2. Remove the sensor with the oxygen sensor wrench. Push the electrical connector together until it clicks.4. Raise the car off the jack stands, then remove them. Lower the car to the ground.
Coat the threads of the new sensor with anti-seize compound, then thread it into the pipe by hand.3. Tighten the sensor to 30 foot-pounds with a torque wrench.