A lean mixture without enough fuel produces more pollutants with nitrogen oxide. Here are some of the most common signs that your oxygen sensor is bad. The bright orange Check Engine light in your dashboard will usually glow if you have a bad oxygen sensor.
However, a Check Engine light could also be from another problem with your engine, or even a loose gas cap. You should have your vehicle checked by a professional to find out what the problem is.
Engines are less efficient when the oxygen to fuel ratio is too rich or too lean. If your vehicle has a bad oxygen sensor, it could run irregularly or sound rough when it idles. You could also notice stalling or slow acceleration. Most emissions test failures are from a bad oxygen sensor. The same is true for the O2 sensor. On modern vehicles, the oxygen sensor can last up to , miles. However, most experience problems before this point. As you use your vehicle, the O2 sensor becomes coated with combustion byproducts.
After a while, the lead, sulfur and fuel additives become caked on the sensor. This debris prohibits the sensor from sending the appropriate signal. At this point, it must be replaced. A few things can speed up this O2 sensor failure. If you do not perform recommended maintenance on your car, such as air filter replacement and spark plug replacement, the O2 sensor can go bad more quickly because more dirt and grime are gathering on your emissions system.
Additionally, using fuel that is not recommended for your car can also speed up O2 failure, as can using low-quality fuel. To avoid more frequent auto repair in Madison, TN, keep up with the regular maintenance of your vehicle.
Use recommended parts and high-quality products and services to keep your car running smoothly for as long as possible. Vehicles older than the mids will require replacement at 50, to 70, miles. Oxygen sensors are fairly easy to diagnose and replace. Typically, you cannot repair a faulty O2 sensor. It must be replaced because of the technology and materials in its housing. You may also damage the sensitive technology. Some people do choose to replace the sensor themselves, but you do need a special socket to do so.
The check engine light is telling you your car has a fever. It might be something minor, such as a loose gas cap. It could also mean a faulty catalytic converter or wires that have been damaged. In some cars, a change in humidity can cause the check engine light to come on.
Knowing why the check engine light is on can give you peace of mind, especially after making the necessary repairs. Sun Devil Auto has 19 locations in the Phoenix Area that provide diagnosis, service, and repairs for all makes and models. Find the store closest to you , make an appointment and let us help you keep your car in peak performance. Enter your email address and we'll email you a digital version of this coupon that you can present on your mobile device at your Sun Devil Auto Shop.
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