What condition would cause the malfunction indicator lamp to illuminate and remain on?
The Malfunction Indicator lamp should come on when you crank the car, and should go out within a few seconds after conducting a self-test. If it stays on or comes on while driving, it means there’s a code in the computer that needs to be checked. a misfire and you need to have it inspected as soon as possible.
How do you check an engine malfunction indicator light?
The only way to find out what’s wrong with the car is to plug in a OBD2 scantool. The tool and accompanied software can read the Diagnostic Trouble Code(s) from the system. Every time the OBD system turns on the MIL light, it will also store a Diagnostic Trouble Code (DTC) in the electronic control unit.
What does the malfunction indicator light ( Mil ) mean?
People usually get interested in the On-Board Diagnostics when the Malfunction Indicator Light illuminates on the dashboard of their cars. The Malfunction Indicator Light (MIL) is also known as the Check Engine Light. The purpose of this warning light is to indicate a detected problem with…
When to turn off the malfunction indicator light?
The DTC will give information about the detected issue. The OBD2 system can turn the MIL off automatically if the conditions for the problem stop to exist. After evaluating a system or component for three consecutive times without detecting the problem, the light can be turned off. But, usually the light remains on. What are the next steps?
What to do when the indicator light illuminates?
In this case, it is good to be aware of the possible forthcoming issues which can later on turn to more serious ones. The most common case is when the indicator light stays on constantly. It indicates more serious problem that requires action to be taken; the sooner the better.
What does it mean when indicator light flashes all the time?
The most common case is when the indicator light stays on constantly. It indicates more serious problem that requires action to be taken; the sooner the better. Yet, sometimes the issues aren’t that serious but can affect the emissions of the vehicle, for example. The most serious type of signaling is when the MIL flashes all the time.