What Does Check Engine Light Usually Mean

The on board diagnostics system and engine control unit are in charge of monitoring a bunch of different parameters and if they get a reading that s a little out of whack up pops the check engine light.

What does check engine light usually mean. The check engine light provides an idea sometimes precise sometimes vague of what s wrong with a car. If the check engine light illuminates it will either blink or remain constantly illuminated depending on the problem. If the check engine light is flashing or blinking that usually indicates a misfire or other serious issue that requires prompt repair and should be dealt with quickly at an auto repair shop. One thing that can really throw us for a loop is when the check engine light comes on in our vehicles.

A blinking light or in some cars a red light instead of a yellow or orange. A person can still drive a car even if the check engine light is on without experiencing any kind of problem but it is better to get the car checked as a glowing check engine light is not a good sign. Regardless it s easy to find out what the issue is and taking care of it quickly can save you money and prevent further damage down to the road. 3 reasons why your volkswagen check engine light is on by product expert posted in tips and tricks vw service on friday july 14th 2017 at 4 13 pm.

A check engine light or malfunction indicator lamp mil is a tell tale that a computerized engine management system uses to indicate a malfunction. A flashing check engine light indicates that your vehicle s engine is in serious trouble whereas a steadily lit one means less urgent service is needed. Glowing check engine light does not usually indicate an emergency but one should never ignore it for a longer time. However it does not replace a skilled mechanic or routine maintenance.

A steady light means there s no immediate cause for alarm but you should still get it checked out. Found on the instrument panel of most automobiles it usually bears the legend engine check engine service engine soon maintenance required emmiss maint or a pictogram of an engine and when illuminated it is typically an amber or red color. The light could be a minor issue such as a faulty gas cap.