Exactly What Exactly Is a Check Engine Light?
If your check engine light turns on, your car or truck is attempting to communicate into the only means that it could. The check engine light indicates that some sensor, somewhere in your engine, exhaust, or transmission, has provided unexpected data to the computer at the most basic level. Which could indicate a challenge utilizing the system the sensor is in charge of monitoring, a poor sensor, or a good wiring problem.
A check engine light may turn on and then eventually turn itself off with no outside intervention in some cases. (more…)