The check engine light on the dash of the 91 to 96 Jeep Cherokees displays ECU codes, which can be accessed by looking at the light. On and off the key repeatedly, but never starting the Jeep. Take a moment to count the flashes and note the pause between them. A 12 is usually used as the first code. What Are The Jeep Codes? This code can be found in the Model Year information for the Jeep JCWrangler, 3rd Gen, 2 Door 2007, 4 Door 2007, LJWrangler, 2nd Gen (informal designation for the lengthened TJ) 2003, and 2006. Jeep Grand Cherokee Codes List. The Jeep Grand Cherokee is a popular SUV that is known for its comfortable ride and great features. Look on: For older models, you may also want to check on the front radiator and under the driver’s seat. There is the chance that you can’t find the paint code in any of the locations above, in this case, call our team at 971-770-2372. Our phone hours are from 8:00 am till 2:00 pm PST. Alternatively, you can send us an email anytime at MIL on, no noticeable driveability problems. May have code P0121 - TPS voltage does not agree with MAP. Possible codes P0201, P0202, P0203, P0204, P0205, P0206, P0207, P0208. The PCM software falsely sets injector circuit codes when there is really no problem with the injectors. The easiest way to reset the check engine light on your Grand Cherokee is with FIXD. While auto parts stores will typically read your codes for free, they will not reset the light for you, and shops may charge more than $100 to do this. In the FIXD app, you can reset the light anytime you want for free. Jeep Grand Cherokee & Commander Forums. 2011 Grand Cherokee Overland V8, 2009 Liberty Rocky Mt V6 Code P0420 means the catalyst cannot store oxygen. One 2011 - WK - JEEP GRAND CHEROKEE - 5.7L V8 HEMI MDS V.V.T. (EZH) C15A1-00-UNABLE TO OBTAIN DESIRED RIDE HEIGHT When Monitored and Set Conditions • When Monitored: With the ignition on. • Set Condition: When the Air Suspension Control Module (ASCM) detects that the desired ride height has not been achieved after 20 seconds. Possible Causes FUSE Manually switch between heat and AC by turning the axle left and right with your fingers. If there is no change. between cold and hot while turning the white connector, your blend doors are broken and the JGCParts Heater. repair kit is your solution. Option A: $1500.00 and 3 days later, with factory. There are a lot of fault codes that indicate to Jeep Grand Cherokee WJ transmission malfunctions and limp mode. You can study the list provided below. Addition to those mentioned, also P1242 , P2210 and P2212 may occur due to data communication errors which result from broken Jeep gear shifter (mostly), Transmission Control Module (TCM) or This is a comprehensive list, so to easily search for your Jeep Wrangler check engine light code, check out these keyboard shortcuts. If you have a Windows Machine: Use Ctrl + F (Control + F) to type in your Wrangler DTC code and find it in the table. If you have an Apple Machine: Use ⌘ + F (Command + F) to type in your Wrangler DTC code and JvzmPn.