The engine computer controls the check engine light.
How do you reset engine light on jeep liberty diesel
what is this code p1491 on 2003 jeep liberty
The check engine light is reset with a scan tool after repairing the failure that caused the code.
Scan tool, will give you a trouble code as to why the computer turned the check engine light on.
You reset it with an OBD2 scan tool after it is repaired.
Check your gas cap.
My 02 liberty check engine light has blinked in the past. It was because my battery needed to be replaced. Count the number of times it blinks and search for that blink pattern online for better information.
Click on the link to your right for more information.
You can unhook the battery or use a scan tool.
dears time to time i have check engine comes jeep cherokke 2004- 6c .pls i want your helape.
You first have to repair the failure that caused the code stored in the engine computer. Then the light can be cleared with a scan tool.
Service required is the oil change reminder. Service engine soon would be the check engine light.