Do older cars have O2 sensors?
O2 sensors are mandatory on all cars manufactured since 1981. In fact, some cars have as many as four oxygen sensors. Cars made in 1996 and after are required to have a second oxygen sensor that is located below the catalytic converter. This O2 sensor monitors the operating efficiency of the catalytic converter.
How much is a Toyota sensor?
The average cost for a Toyota Corolla oxygen sensor replacement is between $351 and $417. Labor costs are estimated between $78 and $98 while parts are priced between $273 and $318. This range is based on the number and age of Toyota Corolla’s on the road.
What does the oxygen sensor on a Toyota do?
If you notice a drop in your Toyota’s fuel economy, the vehicle runs rough and the exhaust smells strong or the engine is hard to start, you may have a faulty oxygen sensor. The oxygen, or O2, sensor reads the percentage of oxygen in the exhaust coming from the engine and sends this information to the computer.
Can you test more than one sensor on a Toyota?
If your Toyota has more than one sensor, repeat the test on each sensor to determine if any are faulty. Shut off the engine when you are finished testing. Christian Killian has been a freelance journalist/photojournalist since 2006. After many years of working in auto parts and service positions, Killian decided to move into journalism full-time.
How can I tell if my oxygen sensor is genuine?
Enter your VIN for the most accurate results. Enter your VIN for the most accurate results. We offer a full selection of genuine Toyota Oxygen Sensors, engineered specifically to restore factory performance.
What to do if your O2 sensor fails?
If an O2 sensor fails, the engine will not run properly. Locate the O2 sensor connector in the engine compartment of your Toyota. Start the engine and let it run until it rests at a normal operating temperature.