Jeep Compass owners have reported 25 problems related to check engine light on (under the engine and engine cooling category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Jeep Compass based on all problems reported for the Compass.
If the Check Engine Light comes back on, then there is still an issue with your car. Part 6 of 6: If the Check Engine Light returns. The Check Engine Light can come back on within minutes, days, weeks or months. A Check Engine Light that comes back on is an indication of a more in-depth problem.
Once a Jeep Grand Cherokee's check engine light illuminates, it means the On-Board Diagnostic system has repeatedly detected an engine malfunction. A problem has to repeat itself several times before the Grand Cherokee's On-Board Diagnostic system will give it a "fault" status. There are ways to
Jeep Check Engine Light Codes. Welcome to the Jeep Check Engine Light codes page. Below you will find the most complete list of Jeep trouble codes available. The code definitions are a good starting point when determining the cause of the service engine light but where do you go from there?
Try as we may to keep our Jeep vehicles running in perfect condition, odds are the vehicle will 'throw a code' and light up the Check Engine symbol at some point along the way. Basically, what this means is your Jeep's computer has detected some sort of problem with a part or system on the vehicle, and is letting you know via the Malfunction Indicator Light (check engine light).
Select "Erase" on the scanner to turn off the check engine light. You will know it worked when you see "Command Sent" or when the screen on the scanner is back to the main menu. Turn the key to start the engine. The check engine light should now be off.