Start with the ignition key in the off position. Cycle the key three times, without stating the engine, leaving the key in the on position the third time. Example, On, Off, On, Off, On. Now the code/code will appear in the odometer display. The most common may well be code P0442 which means Evaporative Emission System Leak Detected (small leak). This is often caused by a loose gas cap.
The key code is accessed by the dealer from their computer system.
The transmission computer has also set a code, have the tcm checked.
Cylinder #4 misfire.
TYPE 43 is the dash type its not a error code of any kind
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.
what is this code p1491 on 2003 jeep liberty
Trouble code P0463 means: Fuel Level Sensor A Circuit High Input
trouble code p-0837 fo jeep liberty
P0601 is an internal engine computer failure. The engine computer will need replaced.
Misfire code
The check engine light is reset with a scan tool after repairing the failure that caused the code.
It goes into limp mode when the computer detects a problem and sets a code. Have it checked for codes.