the 02 sensor has nothing to do with gas mileage. it sipley is a sensor that reads the oxygen level in your exhaust for emissions.
Yes, it measures the amount of oxygen in the exhaust as compared to the oxygen in the atmosphere. A faulty 02 sensor will make the engine run rich and eventually ruin the catalytic converter not to mention bad gas mileage.
If it is malfunctioning it can affect fuel mileage.
Yes it will.
They can range from about $40.00 to $70.00 dollars.
causes very poor gas mileage
A faulty oxygen sensor can make a car smell like gas. Oxygen and gasoline mixing wrong can cause excessive pollution. Replacing the oxygen sensor can correct this issue, and improve the gas mileage in the car.
no set time or mileage part failure only
no but it affects how well your car runs and gas mileage
Check ingine light and your gas mileage get worse.
On most ford escorts, the oxygen sensor is located under the hood, on the exhaust manifold or the exhaust pipe. You'll have to look down between the engine and radiator.
There are two sensors. One is between the exhaust manifold and the cat. and the other is after the cat.
On the catalytic converter or exhaust manifold On the exhaust manifold or catalytic converter