You'll Need OBD 2 scanner, Pen and Paper for this errand. 

 

Stupendous Cherokees 1996 and Later 

 

Open the driver's side entryway and supplement your OBD 2 scanner's link into the Grand Cherokee's analytic connector. This Data Link Connection will be situated on the driver's side of the Jeep, under the directing wheel, somewhere close to one side kick a board and the gas pedal. 

 

Force the Jeep Grand Cherokee's electrical framework on. You might need to likewise wrench the motor, contingent upon the brand and kind of OBD 2 scanner you own. You should turn on the sweep device yourself, in the event that you don't have a self-beginning scanner. The methodology for working a demonstrative scanner fluctuates by brand, and it is in every case best to allude to the specific guidelines contained in your scanner's client manual obd diagnostic tools. 

 

Take a gander at your OBD scanner's screen. On the off chance that your hand-held scanner isn't pre-customized to recover demonstrative codes programmed, you should key a "check" order. A few scanners have a committed catch for this, and others require you look over the thing on menus. 

 

Counsel your client manual for the codes that surface. You should separate between the thing is a "forthcoming" code, and what is an "mistake" or "inconvenience." Trouble codes would initiate the check motor light, and forthcoming codes don't.

 

Search the supplemental OBD 2 codes of your vehicle on the web. Your scanner's handbook will probably just have the conventional OBD 2 codes all inclusive to all vehicles and light trucks after 1996. At the point when you have tracked down every one of the interpretations for the difficulty codes displayed on your scanner, you can settle on a choice on whether to do the fixes yourself, or obd system for sale ask an expert technician for this work. 

 

Jeep Grand Cherokees Before 1996 

 

Get behind the Grand Cherokee's haggle your key into the start. Turn the key in the accompanying example: On-Off-On-Off-On. You need to do this in 5 seconds or less for the Grand Cherokee's PC to remember it as an order. 

 

Tally the number occasions the check motor light glimmers; record it on a piece of paper. It will be a code. Long stops will be utilized to isolate issue codes. The codes as a rule are two digits. The principal number will streak. There professional obd scanner will then, at that point be a respite before the subsequent number blazes. For instance, code 32 will be addressed by three glimmers, a long respite, and afterward two blazes.