Why Is The Engine Light On

It can be our transmission.

Why is the engine light on. The check engine light illuminates when your vehicle s computer believes there is a problem that could affect or is affecting your car s emissions control system. When the light comes on one or more diagnostic trouble codes are stored in the car s computer. This can indicate a problem with an engine component or with one of the sensors. You can still drive with the light illuminated but you should get it checked out as soon as possible.

While the gas cap is indeed located on the other end of most vehicles in some circumstances having a loose gas cap can trigger the check engine light. The powertrain can be our engine. If the light is blinking pull over turn the car off and call for assistance. The engine light can be triggered by a number of issues of varying degrees of severity.

Occasionally the check engine light comes on when nothing is wrong with the car said steve mazor chief automotive engineer for the auto club of southern california. A steady light means there s no immediate cause for alarm but you should still get it checked out. A loose fuel cap is one of the most common reasons why the check engine light turns on. These codes will stay there even if the light goes out.

The problem can be a failed or failing mechanical component or one of many sensors including the sensor sending the suspicious data itself. It could be a temporary. It notably prevents gasoline fumes from leaving. 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.

If we have all wheel drive it can include the all wheel drive component. According to consumer reports blinking could indicate an emergency. The check engine light in our cars is there as part of a warning system that lets us know that hey there s an issue with the powertrain of our vehicles. When the cel is on it means an engine sensor or sensors is sending abnormal data to the computer.

This is a quick fix that can easily save you a trip to the service shop. Whatever the cause failure to get your chevy vehicle checked out when the check engine light goes on could lead to further damage meaning costlier and more invasive repairs. Below is a list of the top 10 reasons why your chevy check engine light may come on.