Why Is The Engine Light On In My Car

The orange check engine light is a car s way of telling you something is wrong.

Why is the engine light on in my car. I thought about buying the sensor and installing it myself. Since the 1980s many vehicles have been built to be run by the engine computer unit ecu which controls vehicle s drivetrain and auxiliary systems based on input from the vehicle s sensors this computer will make adjustments to your vehicle s performance to keep your ride running smoothly. My wife s car started running poorly and there was a check engine light. Therefore if the engine light comes on in your car you can be fairly certain that the problem relates to fuel consumption and or exhaust emissions.

My code reader detected a code for the cam angle sensor. This light is the centerpiece of your vehicle s on board diagnostics system obd. The check engine light is part of your car s so called onboard diagnostics system. If your car isn t feeling jerky or strange when the check engine light comes on the first thing you should check is the gas cap.

When something goes wrong in this complex collection of components and sensors it triggers this light. The engine warning light in you car is an indicator for a system that functions in a similar way to an emissions testing kit. It should never be ignored. So why is my car engine light on.

It s usually displayed on your dashboard as a. The check engine light also called the malfunction indicator light mil is a warning light sometimes called a tell tale that indicates a malfunction with your vehicle as detected by your car s computerised engine management system.