It means something has malfunctioned.
what need to do when indicator light is on
Malfunction Indicator Light
A malfunction indicator light is also known as a check engine light. It is a light on the dashboard of a car that goes on when there is a problem with the car's engine.
A malfunction.
A malfunction indicator light comes on because a detector elsewhere in the item has noticed a malfunction in whatever it is monitoring.
Trouble code P0650 means: Malfunction Indicator Light Control Circuit
Trouble code P0700 means: Automatic Transmission Control System Malfunction
what causes the light to come on
it means one of the computers on the car has seen a malfunction, and has set a code. everything from a loose gas cap to a severe engine misfire can turn that light on
A malfunction indicator light comes on because a detector elsewhere in the item has noticed a malfunction in whatever it is monitoring.
A Chrysler 300 dashboard malfunction indicator light is another form of the check engine light. This light appears of the dash when the engines computer reads a problem in the engine.
The engine computer has detected a malfunction and set a code.