Reasons Your Check Engine Light is On!
The orange, engine-shaped icon that sometimes appears in your car’s instrument cluster isn’t just a nuisance – it is a clear sign that something is wrong under the hood. The check engine light warns of issues ranging from a gas cap that is not properly tightened to a more serious failure like a bad catalytic converter or a problem with one of the car’s oxygen sensors.
Here are some of the reasons why it could be on from ReedManToll Chrysler Dodge Jeep Ram of Jenkintown:
Oxygen sensor failure
The oxygen sensor measures the amount of unburnt oxygen in a car’s exhaust system. It sends data to the vehicle’s computer, which uses it to regulate the mixture of air and fuel that enters the cylinders. A car will keep running even if an O2 sensor needs to be replaced, but it will burn more fuel than usual. In the long run, a bad O2 sensor can damage components like the spark plugs and the catalytic converter. It may also cause a car to fail an emissions test. Continue reading →