When A Check Engine Light Comes On What Does That Mean

Using a scan tool inserted in the obd port it sends obd codes that enable you or your mechanic to identify malfunctions in the vehicle.
When a check engine light comes on what does that mean. Look for a serious problem that requires immediate attention. This light is the centerpiece of your vehicle s on board diagnostics system obd. How the check engine light comes on. The check engine light typically a yellow or orange outline of an engine with the word check or service engine should come on for a few seconds every time you start the engine with.
Popular searches genesis g80 ford f 150 car appraiser tool. However it does not replace a skilled mechanic or routine maintenance. If the check engine light comes on here are some tips on what you should do. 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.
The check engine light is an irritation for many drivers but it gives you essential information about your car and shouldn t be ignored. If your car was built from 1996 onwards it is fitted with an onboard diagnostic system obd2.