Most franchise stores, such as Autozone, offer a complementary diagnostic scan. The check engine light was illuminated. It was my first time working on it but it was pretty straight forward unless I missed something. The Grand Cherokee has been sold in the United States since 1993. Use Code: DIYSAVE10 Online Ship-to-Home Orders Only. It’s flashing to let you know that if you keep driving the vehicle, you are going to ruin the catalytic converter and/or damage the engine in a meaningful way. Save up to $30,851 on one of 8,149 used 2012 Jeep Wranglers in Huntsville, AL. These trouble codes will be able to tell you where to start hunting down the problem. This raw fuel can detonate, which causes damage to the catalytic converter and the exhaust system itself. Grabkowski attended college in Oregon. While a majority of the time, the flashing check engine light is going to be caused by a misfire related to your Grand Cherokee’s ignition system or fuel system (as stated above), there are other issues that can cause it. A flashing check engine light is your Jeep Grand Cherokee’s way of saying “I have a serious problem, don’t ignore me”. Simple steps on how to reset the Service light/indicator on a Jeep Grand Cherokee. The remote start is disabled when ever an check engine code is present. It could be a more serious mechanical issue, such as as bent valve, bad lifter, etc…. There can be other situations that can cause the check engine light to blink as well. Save up to $6,291 on one of 1,558 used Jeep Grand Cherokees in Florence, AL. A code scanner is cheap. The systems are quite sensitize; even a loose gas cap will cause a check engine light to illuminate. A flashing check engine light is your Jeep Grand Cherokee’s way of saying “I have a serious problem, don’t ignore me”. When retrieving Jeep check engine light codes with an OBD II scan tool, proceed as follows: 1. He builds websites on the side and has a slight obsession with Drupal, Joomla and Wordpress. 10% OFF $75. But, follow the OBDII codes. If the check engine light in your 2012 Jeep Grand Cherokee starts flashing, that means that the problem needs immediate attention and your Jeep should be brought in suddenly. There are other misfire related codes as well, but those are the most common ones. The most recently reported issues are listed below. The constant yellow light is a true warning light. If the check engine light in your 2015 Jeep Grand Cherokee starts shining, that means that the problem needs immediate attention and your Jeep should be brought in swiftly. The failure mileage was 148,000. They will also clear the codes to turn off the light for you. All Jeep Grand Cherokees are equipped with internal diagnostic computers monitoring engine performance and emissions. 2005 Jeep Grand Cherokee 3.7 has 132,000 miles on it.A few weeks ago my check engine light came on and I went to AutoZone and had them pull the codes. Locate the Grand Cherokee's diagnostic connection by looking below the steering column, near the brake pedal. It runs perfectly fine, but I keep getting a check engine light that will stay on and randomly turn off, then come back a few days later.=. There will always be trouble codes associated with the check engine light blinking. The manufacturer was contacted but did not assist. The contact was unable to restart the vehicle. If i turn off engine everything goes dead for a few minutes and then returns to normal except engine check light … The contact stated that while driving at approximately 45 mph, the check engine warning light illuminated and the vehicle stalled. Luckily, turning getting the light to turn off is fairly easy. The vehicle was towed to athens Dodge Chrysler Jeep Ram (4145 atlanta hwy, athens, ga 30606, (706) 549-7555) to be diagnosed. If the fuel can’t atomize properly, the engine will misfire. A malfunction within the system will illuminate a check engine light. Jeep Cherokee owners have reported 116 problems related to check engine light on (under the engine and engine cooling category). This is a test. Also please check out the statistics and reliability analysis of Jeep Cherokee based on all problems reported for the Cherokee. Crank/Cam Sensor- When the cam or crank sensors are not being read by the ECM/PCM, it’s impossible to get the ignition timing right. Connect the OBD-II code scanner to the diagnostic tool in your Jeep Grand Cherokee. Following is … EGR- The EGR system recycles burnt exhaust gasses back into the combustion chamber. The 2012 Jeep Grand Cherokee has 14 problems reported for check engine light on. If you have VVT, it may be having issues. The vehicle was taken to an independent mechanic where informed there was a faulty wire. Filter. P0128 Causes: Jeep Grand Cherokee Fixing P0128 is usually a pretty easy thing to do, since 90% of the time it’s going to be the thermostat that is throwing the code. Do not crank the engine. A "hard reset" is another option. After reading the code and diagnosing and fixing the problem, the user can select an option on the scanner to clear all diagnostic codes, which should reset the check engine light. The connector may have a removable cover. Press the button on the scanner to check the system. Keeping in mind that any engine needs air, fuel, and spark for ignition, your Jeep Grand Cherokee’s fuel system can often cause the engine to misfire. Jeep check engine light (CEL) comes on when the On-Board Diagnostic (OBD) system detects a problem with the engine, transmission, or evaporative system. engine continues to run. If the check engine light is flashing on your Jeep, you need to pull over immediately and turn off your car, especially if accompanied by oil or temperature warning lights. CarComplaints.com : Car complaints, car problems and defect information Here’s a. Connect scan tool to the 16-pin data link connector (DLC) located near the steering column. The ignition system consists of spark plugs, plug wires, and the ignition coil packs (older vehicles have a distributer that has the same function as coil packs). Average repair cost is $750 at 20,250 miles. I take it you are talking about your 2012 jeep and not your 08 jeep by the location of this thread. Service Engine Soon – Other than the heater not working as good, the only other symptom of P0128 is typically the service engine soon light itself. 1-1 of 1 Results. Waking up this morning the check engine light was on. Yellow Light OR Red Light/Flashing Yellow Light. This flashing light should not be ignored. A Jeep Grand Cherokee Check Engine Light Diagnosis & Testing costs between $88 and $111 on average. $0.19: Turn your ignition key to the "Acc" position to power your vehicle's computer and electronics. During the first drive, a check engine light came on. Copyright 2020 Leaf Group Ltd. / Leaf Group Media. Most of the time, that serious problem is a misfire. It can run too lean or rich. A shining light suggests that the problem is perilous and if not taken care of swiftly may result in main damage to the vehicle. I have a 2000 Jeep Cherokee that I have had for about 9 months. The contact owns a 2012 Jeep Grand Cherokee. 2012 Jeep Grand Cherokee Check Engine Light. Alternatively, there may not be enough fuel for proper combustion, or the fuel isn’t atomizing properly. I will start by saying that I am new to this, so please take it easy on me. If you Grand Cherokee does start at all, it’ll run rough. There’s a world of difference between the two. Once a Jeep Grand Cherokee's check engine light illuminates, it means the On-Board Diagnostic system has repeatedly detected an engine malfunction. The systems are quite sensitize; even a loose gas cap will cause a check engine light to illuminate. It is bad to run the jeep hard with an unknown code. The 2014 Jeep Grand Cherokee has 37 problems reported for check engine light on. If you do not have one or cannot acquire one, visit your local auto parts store. Average repair cost is $100 at 46,500 miles. Please press the like button if it was helpful! Once the codes appear on the scanner, press the button again to clear the diagnostic codes stored in the computer. Replaced 2011 jeep grand cherokee laredo 3.6 engine with a new thermostat and now wondering how many miles to drive to get the 'check engine light off?" Good luck! In this article, we cover common problems that trigger the Jeep check engine light to come on, symptoms, and how to read the fault codes yourself with an OBD-II scanner. Flashing Check Engine Light: If your check engine light is flashing, stop driving your Grand Cherokee and have it towed to your nearest mechanic - you probably have a very serious problem with your car and you risk ruining your engine by driving it. WAGNER . In some cases you need to pull over immediately to prevent damage while in others you merely need to tighten you gas cap next time you stop in order to reset the service engine soon light. 99. Find your perfect car with Edmunds expert reviews, car comparisons, and pricing tools. A malfunction within the system will illuminate a check engine light. Check Autoblog to get the best Jeep Grand Cherokee car deal in Huntsville, AL. These parts work in concert to ignite the fuel in the combustion chamber at just the right time. A problem has to repeat itself several times before the Grand Cherokee's On-Board Diagnostic system will give it a "fault" status. After leaving work last night the car had an odd oder for a few minutes. I have a 2012 Jeep Grand Charokee and my engine light came on last night. Price: Alternate: No parts for vehicles in selected markets. Most of the time, that serious problem is a misfire. x 2. Get a free detailed estimate for a repair in your area. Tl-the contact owns a 2012 Jeep Grand Cherokee. Just pretend that it’s letting you know that it’s going to cost you way more money to fix the problem if you keep driving it. The scan usually takes about 10 seconds. Here are the most common issues that end up causing the check engine light to flash. WAGNER + Sold in packs of 2. We recommend that you don’t drive your vehicle if at all possible until you diagnose and fix your Grand Cherokee’s flashing check engine light. Find 25 new and used Jeep Grand Cherokee cars for sale from $499. Use it to find out exactly why your vehicles computer decided to flash this light. When your engine is misfiring, it is dumping raw fuel into the exhaust. The check engine light will return in the near future if you do not fix the problem with your vehicle. Less common are either a red light, or flashing yellow. 8L90E Specs, Performance, and Identification, TH400 Transmission Specs, ID, and Common Problems, Ford Transit Courier: Flashing Check Engine Light Diagnosis, Pontiac Grand Prix: Flashing Check Engine Light Diagnosis, Chevy Impala: Brake Lights Stuck On â Diagnosis, Fuel Mixture: If the engine is running rich or lean, the engine will misfire and throw the fuel mixture related codes, such as, Injector Issues: A bad fuel injector(s) can cause a misfire. Leonardo R. Grabkowski has been writing professionally for more than four years. Are ways to troubleshoot the system, and pricing tools the Pack cost is $ 750 at 20,250.. 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