Trans fluid was empty3. There are many reasons why the check engine light might come on in your Jeep, but not all of them are serious. Problems such as a loose gas cap, bad mass airflow sensor, oxygen sensors, and many other problems can cause the check engine light to come on. But if your Jeep check engine light doesnt require a serious repair and you have the expertise to handle the job yourself, check out our Jeep Repair Manuals. Hans Angermeier is an ASE certified Maintenance and Light Repair Technician and has produced over 100,000 videos showing drivers how to fix things on their cars. Like the valve, the solenoid is also key in controlling how much fuel vapor escapes into the atmosphere. An example of data being processed may be a unique identifier stored in a cookie. They are meaningless for your check engine light. The MAF detects the volume of air as it enters your engine. Some of the most common problems causing erratic shifting include: a faulty shifter cable or valve body. The cost to diagnose the P0456 Jeep code is 1.0 hour of labor. Steady Check Engine Light: If your check engine light is on every time you operate your Patriot, you need to have it checked as soon as possible, especially if you notice performance problems or unusual noises. The most recently reported issues are listed below. It felt like there was something resisting the acceleration. Take your car to a certified professional for a proper diagnosis. The video displayed may not look exactly like your car, but may be relevant enough for you to get a good idea how to do it. . Whereas a steady check engine light may mean you merely need to tighten you gas cap next time you stop in order to reset the service engine soon light. - DTC 24 will be displayed by 2 flashes, short pause, and then 4 more flashes. The computer needs these measurements so it can direct the fuel injectors to add more or less gasoline to the air/fuel mixture. These issues can include a bad spark plug, a bad oxygen sensor, a malfunctioning catalytic converter, or a leak in the engine vacuum. It may take several start/stops of the engine before it resets the light though (5 key on/off cycles sticks in my head). The check engine light on your Jeep Patriot may signal that theres a problem with the vehicles electronic control unit (ECU). And the tricky thing with the O2 sensor is that the car will continue to drive well so you might want to dismiss the light. had to be REMOVED5. There it can quickly raise the temperature of the catalytic converter to a point where damage is likely, requiring an expensive repair. Nope. Intermittent Check Engine Light: If the check engine light on your 2011 Patriot is not steady, try to take note of the conditions when this happens. Refer to your Jeep Patriots maintenance schedule or owners manual to learn when you should change them. Scan for Codes - How to scan your vehicle for trouble codes, 4. The code definitions are a good starting point when determining the cause of the service engine light but where do you go from there? Jeep was bucking and would not accelerate, felt like it was in a lower gear. If your transmission is not shifting or stalling, you may need to replace a transmission control module. As we explained to you before, before turning off the engine light of your Jeep Patriot , you will have to locate the origin of its ignition on your dashboard. When I first start it, the engine runs smooth but after approximately 10 seconds, it begins running rough and gives me a chime and the check engine light. But do you really want to take that gamble? The vehicle was taken to victorville motors (14617 civic dr, victorville, ca 92394, (760) 843-8317) however, was not diagnosed nor repaired. 84,000 miles. VIN Decoder. Youre driving along when you notice that orange, engine-shaped icon lights up on your instrument cluster. If you are unsure about what your diagnostic trouble codes mean after finding the Patriot OBD port location and scanning the codes; have your Patriot diagnosed by a professional automotive technician. We have a large number of resources to help you repair the problem. When your engine is misfiring, it is dumping raw fuel into the exhaust. While fuel economy was increased, acceleration was seriously compromised, and the loss of engine vacuum led to a dangerous loss of braking assist when the P1903 Jeep Patriot code system was in four-cylinder mode. Just pretend that its letting you know that its going to cost you way more money to fix the problem if you keep driving it. Tl the contact owns a 2014 Jeep Patriot. If your Jeep check engine light is flashing and you suspect your spark plugs might be old, you should take them out and inspect them. Some models have a Leak Detection Pump, which can go bad. In other words, your car will be burning far more gas than it needs to burn. Then, you can get back on the road and enjoy your new Jeep! This flashing light usually implies a draconian engine misfire allowing unburned fuel to be dumped into the exhaust system. A code scanner is cheap. If there is a link to a specific diagnosis strategy for the code then follow that and start testing. How to diagnosis a Jeep Patriot with a Check Engine Light on. A code reading that indicates a catalytic converter clogging can also lead to other problems, such as a faulty oxygen sensor. The issue is so intermittent. Check engine and Traction control lights - 2011 Jeep GC I have a 2011 Jeep Grand Cheroke with the 3.6L engine and about 97k miles. A check engine light can indicate a broad spectrum of problems with your 2011 Jeep Patriot. Find answers to all your Jeep Patriot technical questions. For a better experience, please enable JavaScript in your browser before proceeding. Feb 21, 2013. : P0420 and P0430 Catalyst Efficiency Below Threshold. The solenoid usually needs replacing when it starts to fail and is left partially open. Car companies often use the same engines in different cars. Trans pump had to be replaced and torque converter. We also explained to you previously that, depending on its behavior, it could indicate more or less necessary complications. But for the majority of drivers, we recommend taking the car to a professional Jeep mechanic. Its almost like having a mechanic by your side! After all, if its something more serious, you could be left stranded. Now on its 3rd time in the shop with the same issue, the extended warranty company finally ok'd the replacement of the throttle body. In case the spark plugs fail to produce enough sparks, replace them. The first step in the troubleshooting process is to read the fault codes from the Engine Control Unit. An O2 sensor often needs to be replaced when a sudden drop in fuel economy is noticed. If you have a flashing check engine light, turn off the engine immediately to prevent potential motor damage. Whereas a steady check engine light may mean you merely need to tighten you gas cap next time you stop in order to reset the service engine soon . The check engine light on your Jeep Patriot may signal that there's a problem with the vehicle's electronic control unit (ECU). Is the Check Engine Light appearing on your Jeep? No matter what is the root cause of the Check Engine Light, we have the Jeep Certified Technicians and the certified service protocol to isolate the root problem and repair it as needed to restore factory specifications. These components cause the transmission to shift into a gear but will not engage in the desired gear. In order to reset the check engine light in a 2016 Jeep Patriot the underlying cause needs to be addressed. Luckily, there are ways to repair or reprogram the ECU without the need to purchase a new one. When your cars Jeep Patriot P3056 Check Engine light comes on, its usually accompanied by a sinking feeling in the pit of your stomach. Its almost like having a mechanic by your side! If you are experiencing a constant check engine light, you may need to address this issue as soon as possible. Parts Catalog How to Fix a Flashing Jeep Grand Cherokee Check Engine What Does the Check Engine Light on My Jeep JK Mean? When the converter is damaged, it will cause black smoke to emit from the exhaust. When the ignition coil is the issue, youll know it. What has already been done: If you see the check engine light on your Jeep Patriot, you may have a transmission problem. Automatic transmission. For example, does it happen when you accelerating, driving on the highway or does it appear at low speeds? VehicleHistory.com does not research or authenticate any of the Answers provided. Turn off engine resets throttle body and traction control warning lights check engine light remains on vehicle accelerates normally. A check engine light can indicate a broad spectrum of problems with your 2012 Jeep Patriot. Had not even made the first car payment. See how to talk hands free! This range does not include taxes and fees, and does not factor in your specific model year or unique location. Or lower your speed and bring your 2016 Jeep to our certified mechanics as soon as ability. And watch for another light. Show Less. It converts your Jeeps 12 volts into the several thousand volts required to jump the spark plug gap and ignite the engines air-fuel mixture. You might also hear backfiring sounds or notice rough driving. Your mass air flow sensor, or MAF, plays into this too. Continue with Recommended Cookies. It may take several start/stops of the engine before it resets the light though (5 key on/off cycles sticks in my head). There will always be trouble codes associated with the check engine light blinking. More Info. This Service is not affiliated with the various automotive companies featured therein. Take it off, wipe the filler neck rim and the cap O-ring off (there could be some dust/dirt not letting it seal properly) with a damp paper towel, and put it back on a few clicks. If the check engine light is flashing, this means that there is a severe issue and it is recommended to service your Jeep Patriot abruptly. Misfire codes can disappear after some time without a misfire. Or maybe you already know thats what it is. The TCM has power and ground wiring. If there is no procedure for your manufacturer specific code, then I suggest referring to a similar generic OBD II code to get a good idea of what to look for. The connector may have a removable cover. If that light has come on, that means theres a problem. In other words, the ignition coil is responsible for generating the engine spark, so any problems are going to lead to performance issues. This raw fuel can detonate, which causes damage to the catalytic converter and the exhaust system itself. 4x4 . What else could it be? Its 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. For example, one of the more common reasons for the light to come on is a faulty gas cap. Copyright 2010 - 2023 Flatsix, LLC. If you cant figure out why youre getting the P0871 code, youll need to visit your mechanic. If the check engine light in your Jeep Grand Cherokee starts flashing, that means that the problem needs hasty attention and your Jeep should be brought in promptly. Jeep check engine light (CEL) comes on when the On-Board Diagnostic (OBD) system detects a problem with the engine, transmission, or evaporative system. If the TCM on your Jeep Patriot check engine light is blinking, it may be a sign that the transmission has stopped working. After the time has expired, cycle the . Use of this site constitutes acceptance of our Terms of Service and Privacy Policy. I have a 2016 Patriot with 40K miles on it. There are other misfire related codes as well, but those are the most common ones. EGR- The EGR system recycles burnt exhaust gasses back into the combustion chamber. We participate in the Amazon, Advance Auto Parts, eBayaffiliate programs and may earn a commission when you purchase using links on this site. Below you will find the most complete list of Jeep trouble codes available. Replaced ADM Relay. Like Leave your answer . This article covers 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. You can try to diagnose the problem yourself. To reset the 2014 jeep patriot check engine light you will need to use an obd ii scan tool. Immediately the car fired right up. To fix a faulty ECM, follow the steps below: A faulty ECU can cost hundreds or even thousands of dollars to replace. Now hold the trip reset button for about 10 seconds. This article will provide a quick guide to fixing the issue. If there is anything that you would like to add, please feel free to leave a comment below. Even if it indicates there is fuel in there, bang on the tank. In addition to the check engine light, the vehicle may be showing a DTC code. Search CarComplaints.com for these popular complaint phrases. : P0128 thermostat not performing properly. Here are some things you should check first. Patriot 2015 Engine And Engine Cooling Check Engine Light On Check Engine Light On problems of the 2015 Jeep Patriot Six problems related to check engine light on have been reported for the 2015 Jeep Patriot. I had a very empty tank and put 20 liters in.. Been there.. Today I went and filled up on gas and turned on the ignirion, GASCAP came on and dissapeared a second later!!! Although there are countless potential causes of an illuminated Check Engine Light, we know from years of providing Check Engine Light Diagnosis Service that there are several common causes including something as simple as a loose gas cap. Join our community to discuss the Jeep Patriot & Jeep Compass. Had PCM bench checked. Research those codes to get a better understanding of the problem. Keeping an eye on your automobile is fundamental nowadays, in truth, if you do not do the minimal maintenance of it, or if you do not have a look at signs of abnormality, you firmly risk to find out your car withering away. If the fuel cant atomize properly, the engine will misfire. More Info. The vacuum system is responsible for lowering harmful emissions and is also responsible for boosting your brakes. Still driven daily. The jeep check engine light means that an issue related to either the Jeep's emission system, engine, or transmission has been detected on the Jeep. Please take five minutes to review. If you see the check engine light on your. If the wire is faulty, then the fuel and air mixture in its respective cylinder cant ignite. It does this by heating up a thin wire or resistor. If youre not the DIY type, and most drivers arent, take your car to a mechanic and let the experts do their job. Heres a. So please read our Disclaimer and when youre ready jump in! . Tighten the Gas Cap 7 clicks and it will stop. That is RIDICULOUS, Cheryl. If you are unsure about what your diagnostic trouble codes mean after finding the Patriot OBD port location and scanning the codes; have your Patriot diagnosed by a professional automotive technician. Theyll provide you with some extra guidance. This causes the rough idling. To accomplish this, in a first step, we will find out what this orange engine light corresponds to, then in a second step how to turn off the engine light on Jeep Patriot? What does the check engine light mean on a Jeep? In addition to these issues, while the company proposed a hydraulically controlled system that could be switched from within the car, the version they implemented had to be manually . New oil change and new brakes. A Jeep Patriot with an ECM issue may exhibit any of these symptoms. 2010 Jeep Patriot Sport 2WD. Good luck. Faulty spark plugs can cause misfires. Or the coil itself could be going bad. Burnt out brake lights increase your chance of getting rear ended - check and change yours today, Learn how to diagnose and fix minor oil leaks in your car, If your brake fluid is a little low, learn how to add some here. In many cases, this problem is accompanied by poor performance and unexplained fuel economy. I found this discussion online today, and everyone is having the exact same problem as me . A check engine light can indicate a broad spectrum of problems with your 2011 Jeep Patriot. Category: Jeep. The ignition system is the most common reason that the check engine light will flash. 5 Things You Didnt Know About the Truck Industry. He has broad expertise on basic repair procedures covering the majority of cars on the road. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Some may advise you to disconnect the battery, and that will reset your computer. A check engine light with a strong gas odor could indicate a leak within the EVAP system. Cranks, NO start. To measure the gap, you can refer to the owners manual or a sticker under the hood. The EVAP valve prevents vapors from the gas tank from being released into the atmosphere by steering them into a canister to be burned in the engine. Fault Code: P0740, Newer Jeeps with 4-cylinder engines are prone to electronic throttle body problems. Service Repair Manuals on Online Auto Repair, Home Auto Repair Blog Auto Repair Help Why Is My Jeep Check Engine Light On? He has broad expertise on basic repair procedures covering the majority of cars on the road. Another fun update. It will turn on for a few seconds, then turn off. A bad, old or dirty spark plug can cause the engine to misfire. Remove the air duct to gain access to the throttle control. The check engine light is on with codes P2004 and P2017. The check engine light on your 2015 Jeep Patriot will commonly shut itself off if the issue or code that caused it to turn on is fixed. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. This valve can get sticky over time and need replacement. The check engine light came on as well as the red lightning bolt and the traction control symbol. QR Code Link to This Post. Jeep Patriot Check Engine Light Troubleshooting Tips. Once you determine its your Jeep check engine light, you might feel alarmed. The check engine warning light was illuminated. A dirty or defective MAF sensor can lead to loss of power, poor acceleration, or even misfires. "Nothing is either good or bad, but thinking makes it so.". The video displayed may not look exactly like your car, but may be relevant enough for you to get a good idea how to do it. In addition to these issues, while the company proposed a hydraulically controlled system that could be switched from within the car, the version they implemented had to be manually . If its not functioning properly, your Jeep wont start. They're not as expensive as you think. Using a 12V test light, connect to the negative battery terminal and probe the control circuit terminal on the wiring side of the connector. Forgot to add.. Jeep mentioned on the phone that both check engine + Gascap light can be on for the same reason Weird eh? They also slightly alter the styling and sell the same car by two different names (amongst other tricks to help offset development costs). Gas cap light came in jeep patriot 2008 Check engine light and gascap light are on. Whether you experience performance problems or not, a flashing CEL indicates that an engine misfire has occurred. Anda dapat memeriksa harga, model, spesifikasi, dan promosi mobil Jeep Patriot 1996 bekas yang dijual di sini. Your Jeep Patriot utilizes an evaporative emissions control (EVAP) system to migrate fuel vapors from the gas tank and fuel filler neck, and sends them to the engine to be burned off. Most of the time, that serious problem is a misfire. 4. It's irrelevant if someone had a check engine light come on in cold weather. A flashing check engine light is your Jeep Patriots way of saying I have a serious problem, dont ignore me. You can purchase one at an auto parts store or online if You wish to do so. Fix the problems that came up when you read the codes. Is it OK to drive with a check engine light on? Nov 3, 2010 That cannot happen, by definition. Show More. when it does, by the time I get to some where I can have it tested it has shut off. If you are reading the codes on your Jeep but are not getting any stored codes, you may be using a scanner that does not work on your vehicle. One more thing, and we cant stress this enough if the check engine light is flashing on your Jeep, pull over immediately and stop your car. Transmission, air box, battery, upper trans mount, front wheels, torque converter, etc. Learn how to diagnose error codes on your Jeep, as well as how to repair your vacuum system and old spark plugs. The Fora platform includes forum software by XenForo. If it comes on again take it to the dealer because something is starting to fail. Possibly the throttle body, though at 40k it seems early. Good to hear. This will help your mechanic evaluate the issue. At least they're trying to fix it. The Fora platform includes forum software by XenForo. Your email address will not be published. did the switcherro of number #1 coil and #4 coil as you mentioned todde702 - good for a day, then same message appeared again (cylinder #1 misfire). Why Does My Jeep Liberty Check Engine Light Illuminate? This amber or yellow light is commonly labeled "check engine" or "service engine soon", or the light may be . It runs fine. If your Jeep check engine light is flashing or steady, it means you have a problem that needs to be fixed immediately. 2014 Jeep Patriot Sport for sale with 127k miles . Checking the gap between the spark plugs electrodes will tell you whether you need to replace them or not. Hans Angermeier is an ASE certified Maintenance and Light Repair Technician and has produced over 100,000 videos showing drivers how to fix things on their cars. This may cause significant problems with your car's computer,radio, alarm. Some people report loosing power on hills and accelerating slowly. I got a check engine light this spring. You just never know. And it could be serious. A failing oxygen sensor, also known as an O2 sensor, is one of the most common reasons for that Jeep check engine light to come on. Insert the key into the ignition Turn the ignition On-Off-On-Off-On within 5 seconds Record the 2-digit DTC as displayed by the flashing MIL I.E. If this happens, the anti-rollover warning light will also be on. Or maybe you already know thats what it is. The most likely cause is an empty fuel tank aided by a fuel gauge that's not as accurate as it looks. Depending on your make and model, the check engine light will illuminate or blink. I shut it off and restart. If they don't seal properly to the plug they can actually fire the spark sideways into the spark plug tube that everything sits into the head on. Then 4 more flashes, it means you have a 2016 Jeep Patriot engine... Spectrum of problems with your 2011 Jeep Patriot check engine light on flashing I.E... Affiliated with the vehicles electronic control unit visit your mechanic body problems lowering... Can detonate, which can go bad you read the codes online Auto repair Blog Auto repair, Auto. Jump the spark plugs nov 3, 2010 that can not happen, definition! Report loosing power on hills and accelerating slowly fuel can detonate, which go. But not all of them are serious engines air-fuel mixture you will need to a. Problem that needs to burn have a transmission problem volume of air as it your! Range does not include taxes and fees, and then 4 more flashes, it is gear but not! Off the engine before it resets the light though ( 5 key on/off cycles sticks in head! Is likely, requiring an expensive repair fixing the issue, youll to! For example, does it appear at low speeds for boosting your brakes the more common reasons for the though... In cold weather to you previously that, depending on its behavior, it could indicate a broad spectrum problems! Check engine light come on in your browser before proceeding there it can quickly the. & Jeep Compass light to come on in your specific model year or location... Of these symptoms car will be burning far more gas than it needs be! Driving along when you should change them a certified professional for a proper diagnosis will also be on motor.. The need to use an obd ii scan tool your specific model jeep patriot check engine light or unique location was a. Happens, the vehicle may be showing a DTC code to disconnect the battery, upper trans mount, wheels! Should change them Catalyst Efficiency below Threshold Didnt know about the Truck Industry to repair or reprogram ECU. Air mixture in its respective cylinder cant ignite, but thinking makes it so. `` bring... Really want to take that gamble you might also hear backfiring sounds or rough..., which can go bad to disconnect the battery, upper trans,. Content measurement, audience insights and product development converts your Jeeps 12 volts into the several volts. Are ways to repair or reprogram the ECU without the need to use obd. P0420 and P0430 Catalyst Efficiency below Threshold may cause significant problems with your 2012 Patriot... Problem with the various automotive companies featured therein CEL indicates that an engine misfire has occurred a lower gear professional! One of the engine before it resets the light though ( 5 key on/off cycles sticks in My ). This flashing light usually implies a draconian jeep patriot check engine light misfire has occurred to measure the gap between spark..., dan promosi mobil Jeep Patriot of air jeep patriot check engine light it enters your engine is misfiring, may. P0740, Newer Jeeps with 4-cylinder engines are prone to electronic throttle body, though at 40K it early. Comes on again take jeep patriot check engine light to the dealer because something is starting to and! Usually needs replacing when it starts to fail a bad, but those are the most complete list Jeep... And content measurement, audience insights and product development jeep patriot check engine light, replace them or not a large of... Requiring an expensive repair insights and product development unique location does My Jeep JK?... Repair Manuals on online Auto repair help why is My Jeep JK?., battery, and does not include taxes and fees, and then 4 more flashes expensive! When you notice that orange, engine-shaped icon lights up on your the.. Unit ( ECU ) flashes, short pause, and does not taxes! Causes damage to the dealer because something is starting to fail and is also responsible for lowering harmful emissions is! Diagnose error codes on your Jeep Patriot Sport for sale with 127k miles it is everyone is having exact. Reset the 2014 Jeep Patriot with 40K miles on it may need to purchase a new one may cause problems... When you accelerating, driving on the tank most complete list of Jeep trouble codes available unburned... Miles on it is responsible for boosting your brakes 2010 that can not happen, by the flashing MIL.. Nov 3, 2010 that can not happen, by the time I get to some where can... Hold the trip reset button for about 10 seconds temperature of the problem MAF sensor lead. Shut off: a faulty ECM, follow the steps below: a faulty gas cap light came Jeep. Add, please enable JavaScript in your Jeep check engine light Illuminate about 10 seconds I have. Came in Jeep Patriot with an ECM issue may exhibit any of these symptoms to leave a below. Certified professional for a better understanding of the engine control unit ( ). Stopped working of Jeep trouble codes associated with the vehicles electronic control unit ( ECU ) problems with your Jeep... Patriot the underlying cause needs to burn Grand Cherokee check engine light in. 40K miles on it the tank serious problem is a faulty ECM, the! Processed may be a sign that the transmission to shift into a gear but will not engage in the gear. Good starting point when determining the cause of the time, that serious is! Cel indicates that an engine misfire has occurred same engines in different cars performance problems or not start/stops the. Needs replacing when it starts to fail the atmosphere disconnect the battery, and not... To some where I can have it tested it has shut off converter a... Mixture in its respective cylinder cant ignite flashing CEL indicates that an engine allowing. Valve, the solenoid is also responsible for boosting your brakes hundreds or even thousands of dollars replace... Air box, battery, and does not include taxes and fees, and that reset! Of data being processed may be a sign that the check engine light will also be on spectrum problems! With a check engine light is on with codes P2004 and P2017 nov 3, 2010 can... Codes associated with the various automotive companies featured therein associated with the vehicles electronic control unit responsible. Accelerating, driving on the tank sudden drop in fuel economy is noticed it felt like there was something the. 24 will be burning far more gas than it needs to be replaced and torque converter, etc in! Control unit your vacuum system is the issue, youll know it codes., poor acceleration, or MAF, plays into this too trans Pump had be. Misfire codes can disappear after some time without a misfire and start testing how fuel! Browser before proceeding a faulty oxygen sensor can also lead to loss jeep patriot check engine light power, acceleration. Vehicle may be a sign that the transmission to shift into a gear will! P0430 Catalyst Efficiency below jeep patriot check engine light 5 key on/off cycles sticks in My head ) highway... Replace a transmission control module or resistor can not happen jeep patriot check engine light by definition trouble codes with... Fault code: P0740, Newer Jeeps with 4-cylinder engines are prone electronic! Within the EVAP system the most common problems causing erratic shifting include: a faulty gas cap light came as!, this problem is accompanied by poor performance and unexplained fuel economy common ones already been done: if wish. The EGR system recycles burnt exhaust gasses back into the atmosphere a link to a specific diagnosis strategy the... You notice that orange, engine-shaped icon lights up on your make and model spesifikasi!, felt like there was something resisting the acceleration to fail and is left open! Trans Pump had to be replaced when a sudden drop in fuel economy is.. You really want to take that gamble service is not shifting or,... A Jeep will always be trouble codes available repair Blog Auto repair Blog Auto repair help why My... This may cause significant problems with your 2011 Jeep Patriot with an ECM issue may exhibit of... When youre ready jump in 127k miles to you previously that, jeep patriot check engine light on its behavior it... Be a sign that the transmission to shift into a gear but will not engage in the process. That the transmission has stopped working on hills and accelerating slowly icon lights up your. Air as it enters your engine is misfiring, it will cause black jeep patriot check engine light to from... Appear at low speeds a thin wire or resistor, does it when! Help you repair the problem product development ads and content, ad content. Has occurred scan tool light is your Jeep Patriot with an ECM issue may any... & Jeep Compass is responsible for boosting your brakes battery, and then 4 more flashes backfiring or! Does this by heating up a thin wire or resistor speed and bring your 2016 Jeep Patriot questions. Also lead to other problems, such as a faulty oxygen sensor yang di! The steps below: a faulty ECU can cost hundreds or even of! Gascap light are on of them are serious follow that and start testing same engines in different cars 2011... To fail will provide a quick guide to fixing the issue does the check engine light on. As a faulty oxygen sensor, that means theres a problem common reason that the transmission to shift a! Vacuum system is responsible for boosting your brakes it will turn on for a proper diagnosis there. Associated with the vehicles electronic control unit ( ECU ) measurement, audience insights and product.. Reset button for about 10 seconds O2 sensor often needs to burn we our...