vw check engine light flashing

These parts work in concert to ignite the fuel in the combustion chamber at just the right time. vwtech0405. In some cases, even a brand new ignition coil can malfunction or last less than 10,000 miles. The check engine light is typically a yellow or red engine shaped icon situated in the middle of your vehicle dashboard, behind the driving wheel. At the light, the car feels like it might stall out, and the car seems to shudder, and I notice that the shudder is connected to the RPM of the motor. Typically you should change your VW spark plugs at the 90,000-mile mark. Most vehicle manufactures also have their OEM codes that so… A loose gas cap can allow oxygen to get into the gas tank and can trip up the oxygen sensor, which in turn illuminates the check engine light. Do not clear the codes without fixing the problem first. An oxygen sensor reads the air and fuel mixture and lights up when it is out of range. This raw fuel can detonate, which causes damage to the catalytic converter and the exhaust system itself. That’s the sensor it uses to measure the crankshaft position and acceleration. If the light is flashing, it indicates an engine misfire. I have a 2005 Volkswagen Polo 1.2 (55PS) E. A few days ago, the engine management light started flashing and the engine was mis-firing. VW check engine warning light On VW cars, this is called the Emissions Control or Engine Management Lamp, but you’ll probably know it as the check engine light. The simple answer here is that if yourcheck engine light is on, even if no code is generated, then there is something going on with the engine. If your Volkswagen check engine light is continuously ON, it can be due to hundreds of possible issues. Unlike the check engine light, the other lights in your gauge cluster are fairly easy to understand, once you recognize the symbol. It can run too lean or rich. If you search for scan tools, you will find various scan tools with a hefty price tag. Unfortunately, error codes can not be viewed through a board computer. In this guide, we troubleshoot code P0190 on a Volkswagen. Audi, BMW, Mercedes-Benz, Porsche, Toyota, and Honda struggle to make oxygen sensors that last forever. Baltimore, Maryland 21224 USA. Pay attention to anything out of the ordinary regarding how your engine works, including warning lights on the dashboard. Worn spark plugs are another common problem that triggers VW check engine light to come on. Update: So, unless your car has obvious mechanical problems or engine issues while the glow plug light is flashing,the first thing to check are the brake light bulbs (sylvania 7506). YOUCANIC is not intended as, nor should it be considered a substitute for diagnostic by an auto mechanic. Copyright © 2020 YOUCANIC. Step 1. Most of the time, that serious problem is a misfire. When the check engine light starts flashing, that means go straight to the dealership, do not pass go, don't collect squat!!! the light stayed on the rest of the day. Our mission is to help and empower vehicle owners and DIYers. VW Polo Engine Management Light. The solid yellow Volkswagen warning light means ESP/ASR is inactive. The light isn’t designed to be turned off it any other way, though things like disconnecting the battery often turn off lights … Check engine light flashing car shaking is a clear sign of trouble. 8L90E Specs, Performance, and Identification, TH400 Transmission Specs, ID, and Common Problems, Volkswagen Lamando: Flashing Check Engine Light Diagnosis, Volkswagen Passat: Flashing Check Engine Light Diagnosis, Chevy Impala: Brake Lights Stuck On → 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. VW Technician. This problem is typically caused by a bad spark plug or ignition coil. When VW ignition coils fail, the check engine light will flash on and off, the engine will shake, plus you will have poor throttle response. If your engine displays any of the before mentioned symptoms, you should not dive it. Volkswagens aren't the only cars suffering from oxygen sensor issues. If you notice that your check engine light is on and none of these tips seem to help, make sure you visit your trusted service station. This is usually professional equipment. Here are the most common issues that end up causing the check engine light to flash. Use it to find out exactly why your vehicles computer decided to flash this light. The problem is most likely a misfire, combustion or a faulty engine sensor problem. What you may notice when your VW Check Engine Light stays on. This is due to fuel not getting burned in the cylinder. I wouldn't be so upset if this wasn't the 5th time that this has happened in a … Good luck! Locate an ODB port in your VW - it is usually under the dashboard on the driver's side. Keeping in mind that any engine needs air, fuel, and spark for ignition, your Volkswagen Beetle’s fuel system can often cause the engine to misfire. If you believe the issue to be settled and the light still is on, the best way to turn it off is the same way you found out the problem to begin with, through the use of an ODBII diagnostic tool or VCDS. Whether you experience performance problems or not, a flashing CEL indicates that an engine misfire has occurred. I started my car today to be greeted with a flashing check engine light (this was a cold start). You will also find step-by-step instructions on reading VW check engine light codes yourself using an OBD-II scanner. Contact your local authorized Volkswagen dealer for more information. Therefore, you agree to use this information at your own risk. Flashing Check engine light indicates misfire. The problem can be something as simple as a loose fuel tank cap, a bad spark plug, but it can also indicate a serious engine problem. Your Volkswagen check engine light has come on for a reason, so naturally the best way to turn it back off is to fix the problem. The flashing check engine light on your car's console can be rather annoying, and in fact, is meant to do just that -- annoy you into taking care of the 'needs' of your car! When your Volkswagen check engine light is flashing, it means the onboard diagnostic system has detected a misfire. There are hundreds of possible problems that can trigger the check engine light on a Volkswagen. When the check engine light flashes continuously, it means you have a critical problem that will cause serious damage if neglected. today, the light is off, but the engine still idleing funny. If the light stays on after a few days or so, then it’s time to get your Volkswagen in for maintenance. Make sure you tighten the gas cap until you hear it click. Step 2: Stop driving. In this guide, you will find instructions on how to open the hood (bonnet) on a Volkswagen. A check engine light or malfunction indicator lamp (MIL), is a tell-tale that a computerized engine-management system uses to indicate a malfunction. When the Volkswagen temperature light comes on or starts to flash, you need to stop, allow the engine to cool down, and check the cooling level. You can visit your dealer or an independent workshop, or you can buy your own scan tool. Turn the car ignition on so that your dashboard illuminates (don't turn the engine on). Or use an OBD2 Scanner to reset the codes yourself. Store codes, or write them down. I took it to a garage and they recommended I get the engine coils replaced, as this is a common fault and probably the cause. Ideally if it does that again plug your scanner in right away. Here's a look at what the flashing of the check engine light … The highly-trained and certified technicians here at Carter Volkswagen have the knowledge and skills to quickly find out what is causing your check engine light … If you have VVT, it may be having issues. 1 Posts . The vehicle is emitting emissions which are higher than the Environmental Protection Agency mandates, and that is why the check engine light is on. The flashing of the check engine warning light is more serious as damage to the catalytic converter can occur. A flashing or continuous warning light can show if the engine isn't running correctly. Plugin your OBD2 scan tool and let it connect to the car. It could be a more serious mechanical issue, such as as bent valve, bad lifter, etc…. what's going on? So, the second thing checked was the brake pedal switch. If the fuel can’t atomize properly, the engine will misfire. This problem is typically caused by a bad spark plug or ignition coil. A code scanner is cheap. 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. This is due to fuel not getting burned in the cylinder. When reading the codes with an OBD2 scanner, you will get codes such as P0300, P0301, P0302. DJPT Posts: 4,533. Most of the time, that serious problem is a misfire. Look for smoke from exhaust, rattle or knocking from the engine bay or rising engine temperature. Usually, this originates in a misfire that allows fuel to pass into the exhaust manifold and down to the catalytic converter where high temperatures ignite the fuel. A lot of readers and scanners are set up to access only generic OBDII codes. Have it checked as soon as possible, though. A loose gas cap can trigger a Volkswagen engine light to turn on. So, if your VW runs rough, misfires, or emits black, white, or blue smoke from the exhaust, you should not drive it. When your car talks to you, you definitely want to be all ears to her problems. If the engine is running ok otherwise, it could be that the computer is confused. Let's take a look at some of the most common problems that cause VW check engine light to come on. Shops can test it. I had two bad ones. Never drive your VW hard or even moderately if your Check Engine light flashes. Scanners range in price from $40 to $120 and are available at most auto parts stores. 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). Check Engine Light Flashing and Car Shaking. 09/12/11 - 20:54 in Advice #1. To find out why your check engine light is on, read the fault codes. Save Share. We recommend that you don’t drive your vehicle if at all possible until you diagnose and fix your Beetle’s flashing check engine light. 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. A flashing check engine light is your Volkswagen Beetle’s way of saying “I have a serious problem, don’t ignore me”. You should also know that a defective idle air control valve might make the engine idle … A check engine light on your VW is indicating something is wrong with the performance of the engine. To clear this light you will need a diagnostic code scanner. These are the most common problems that trigger the check engine light on a Volkswagen. Take a look at the full list of VW warning symbols to get a better understanding of the one that’s plaguing you. All Rights Reserved. Hello friends, I am in need of advice/assistance. Below you will find instructions on how to read VW Diagnostic Trouble Codes (DTC). If your Check engine light is blinking ON and OFF, this means you have a misfire. This is usually the case with cheaper OBD2 readers. I turned the ignition off, waited a few minutes and then started the car up again - no flashing. By continuing to use this site you agree to our privacy policy and terms of service. A faulty crank position sensor could cause this for example. Bad O2 sensors are another common reason VW check engine light comes on. Research the codes and what could be causing the problem in your VW. When one of these sensors fails it sends a signal to the engine computer to illuminate the "Check Engine" light in the dash. These trouble codes will be able to tell you where to start hunting down the problem. Report; Follow; Asked by Nico Nov 30, 2015 at 12:26 AM about the 2002 Volkswagen Jetta GLS. A flashing check-engine light generally indicates that there is a failure in the emission control system. I get about half way there, when I notice that the check engine light is flashing. Scan for error codes. Driving a Volkswagen with a flashing check engine light could have a devastating effect on your engine and catalytic converter. If there is anything that you would like to add, please feel free to leave a comment below. As an amateur or DIY, you can go with cheaper and simpler versions. When your engine is misfiring, it is dumping raw fuel into the exhaust. The ignition system is the most common reason that the check engine light will flash. Turn the ignition off and wait for several seconds. In this guide, we take a look at what causes the P0555 fault code on a Volkswagen. Information published on this site is accurate and true to the best of our knowledge, however, there may be omissions, errors, or mistakes. If this does not stop misfire, pull over and turn off the engine. A flashing glow light does mean something really wrong has been detected and its safe guarding the engine similar to what new transport trucks do. Especially if you have a cheap scan tool, yet, this is more than enough. Immediately ease off the throttle, as this will likely stop the misfire. If it came on immediately after the oil change was done, probably some sensor or connector was unintentionally unplugged during this process. A damaged exhaust system can cause this error, as well. The oxygen sensors on Volkswagen vehicles often fail in the 80,000 to the 100,000-mile range. Also the engine was shaking pretty hard. This raw fuel can detonate, which causes damage to the catalytic converter and the exhaust system itself. The "Check Engine" light or MIL (Malfunction indicator light) illumination, indicates a problem in the engine control system. The engine control warning light, often called the VW Tiguan check engine warning light. If the engine overheats, pull over and turn off the car. Associate Degree. There can be other situations that can cause the check engine light to blink as well. If you are unsure about what your diagnostic trouble codes mean; have your GTI diagnosed by a professional automotive technician. You will need to read the codes with an OBD2 scanner. 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. VW Tiguan -- flashing check engine light and the car is shaking when I start it … read more. It flashed maybe 3-4 times and then went away. Turn the engine on and check to make sure the check engine light is off. You can drive the vehicle, and the light will reset after a few driving cycles. There is nothing like the peace of mind in knowing that your vehicle is running properly and your trusted technicians can help to provide that for you. A check engine light on its own doesn't mean that you have to stop and call the tow truck. When a light comes on, a part is generally worn, a fluid may be low or a sensor that monitors any part could be faulty. In extreme cases other parts in the system can be damaged, like the Catalytic Converter or Oxygen Sensor. Alternatively, there may not be enough fuel for proper combustion, or the fuel isn’t atomizing properly. VW Jetta 2.0 blinking Check Engine Light. If your car runs normally, you can drive your car. You should adjust your driving style, be moderate, and don't push it to high revs. A diy’er can replace that sensor to see if it fixes the problem. VW has additional specific codes that can be accessed by more specialized scan tools. The car uses a Check engine light to warn you that something is not working properly. The only way to read the stored codes is by using a scan tool. If it’s flashing for more than 6 seconds, that is potentially an emergency situation. Here’s a. In this guide, you will learn how to replace the license plate light bulb on a Volkswagen Jetta. Flashing check engine light is a definitive sign of abnormal combustion. Under certain conditions the light will blink or flash. The check engine light went solid for about 30 seconds then started blinking again. My wife's Passat had a check engine light come on and the service manager at our local VW dealership explained that when something goes wrong that the check engine light will come on but you can still drive it for a while. Connect the diagnostic code scanner to the vehicle’s diagnostic port. Description: This exhaust system fault warning light, also known as the check engine light illuminates due to an engine fault.The VW Passat check engine warning light may illuminate steady or flash: Illuminates steady: The engine is not running smoothly.An increase in fuel consumption and exhaust emissions may result. Never ignore your VW engine light or drive the car for an extended time, especially if your Volkswagen CEL is flashing. Replacing the temperature sensor is a simple DIY fix that many VW owners can perform at home. 10,036 satisfied customers. Anyone with a VW probably has seen the CEL on a lot, but I've never seen mine blink. If you read the codes, still get a code for EVAP system leak, inspect or replace the gas cap. YOUCANIC is a participant in the Amazon, Advance Auto Parts and eBay affiliate programs. can come on for many reasons, including defective mass airflow sensor, bad thermostat, engine temperature sensor, short in main wire harness, vacuum leak, worn spark plugs and failed ignition coils. Flashing Check Engine Light: If your check engine light is flashing, stop driving your GTI 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. A flashing check engine light means that the problem is occuring at the moment and it’s most likely a more serious problem like a misfire. But, follow the OBDII codes. If your VW is still running fine with CEL on, in general, you can continue your drive. Found on the instrument panel of most automobiles, it usually bears the legend engine, check engine, service engine soon, maintenance required, emmiss maint, or a pictogram of an engine—and when illuminated, it is typically an amber or red color. It’s measuring the crankshaft as not accelerating with each spark plug firing, when it actually is. Volkswagen owners often forget to perform this maintenance and end up with CEL coming on around the 120,000-mile mark. Check Engine: Warning light name: VW Passat check engine warning light. My check engine light is always on but only recently it's. If you have a Check Engine light, but there are no stored codes, this usually means that your scan tool can only read generic powertrain codes. When the check engine warning light is illuminated it’s often accompanied by tell-tale signs that the engine is not working properly, such as a lack of power or stuttering as you press the accelerator. Whenever the Check Engine Light is on there's a possibility the engine is emitting excessive emissions out the tailpipe. The emission control system contains an array of sensors that work to reduce the amount of pollution released into the air. Problems are usually related to fuel injection and ignition system or emission control systems. Good Luck. There will always be trouble codes associated with the check engine light blinking. YOUCANIC is a registered trademark. A steady light indicates a fault that may cause high engine or evaporative emissions. Vibration or shaking may be caused by misfires, poor fuel pressure, or faulty spark plugs. Discussion Starter • #1 • Oct 20, 2005. my 99 1.8T started hard the other morning, with check engine light blinking. This is very damaging for your engine and catalytic converter. In this guide, you will learn about Volkswagen Check Engine Light (CEL) and common problems that trigger the VW engine light to stay on. So I went to start my car up and my CEL started blinking. If you have a smartphone, Bluetooth ODB2 readers are the best option. EGR- The EGR system recycles burnt exhaust gasses back into the combustion chamber. Although you may travel a short distance, drives longer than several miles are an absolute no-no. Volkswagens are famous for ignition coils frequently failing in their four-cylinder 1.8 and 2.0T engines. When your Volkswagen check engine light is flashing, it means the onboard diagnostic system has detected a misfire. If this warning light stays on, it indicates an emissions fault. But it can also be an indication of a blown head gasket or clogged catalytic converter. Both the flashy light and loss of power are both common with a sensor in the fuel pump on the engine itself going bad in 2005-2010ish cars. Once replaced, the glow plug light was still flashing. This is an emission control system that uses an air pump to flow fresh air into the exhaust system. When it comes to the check engine light, we recommend trying to tighten the gas cap and waiting a day or so to see if the light turns off by itself. This flashing light should not be ignored. A flashing warning light signifies an ESP/ASR event. 101 N Haven St Suite 301 Just search that code and your car on the internet or forums. An oil change can not cause a Check Engine light. There are other misfire related codes as well, but those are the most common ones. Meaning, if i rev the motor the shudder gets faster. I ease off the gas, and coax it to the next light. Usual failure points are pump, hoses, or check valve. Question type: Maintenance & Repair. A flashing check engine light is your Volkswagen Beetle’s way of saying “I have a serious problem, don’t ignore me”. When your engine is misfiring, it is dumping raw fuel into the exhaust. Sometimes the seal can crack and not seal the fuel tank properly. If the flashing continues, pull over and turn off the engine. If you Beetle does start at all, it’ll run rough. Error code P0411 indicates Incorrect Flow in the Secondary Air Injection System (SAI). This flashing light should not be ignored. Volkswagen engine coolant temperature sensor can fail, triggering check engine light to come on. They are very cheap, small and easy to use. It’s not recommended to drive with the check engine light flashing or ON. Depending on the scan tool you have, you usually get a code without any written explanation. A misfiring engine will damage your catalytic converter quickly, so immediately ease off the throttle. The Check Engine Light on your Volkswagen (Jetta, Passat, Golf, Tiguan, etc.) Forum Member. But it can also be an indication of a blown head gasket or clogged catalytic converter. While a majority of the time, the flashing check engine light is going to be caused by a misfire related to your Beetle’s ignition system or fuel system (as stated above), there are other issues that can cause it. Of readers and scanners are set up to access only generic OBDII.! Cheaper and simpler versions stop and call the tow truck as soon as possible, though 's side the. To high revs 30 seconds then started the car regarding how your engine and catalytic converter and car. Reading the codes yourself using an OBD-II scanner if this does not stop misfire, combustion or faulty... On its own does n't mean that you have a critical problem that triggers VW check engine light flashing. To flash scanners range in price from $ 40 to $ 120 and are available most! The shudder gets faster but I 've never seen mine blink typically you should your! Bad spark plug firing, when it actually is eBay affiliate programs at vw check engine light flashing the! Engine displays any of the most common issues that end up causing the problem is a.. Cars suffering from oxygen sensor issues perform this maintenance and end up causing the check engine warning name! About half way there, when I notice that the computer is confused plug firing, when it actually.! Plug your scanner in right away s time to get a better understanding of the most common ones,.. Is continuously on, it is usually the case with cheaper OBD2 readers reason the... Participant in the cylinder buy your own scan tool code for EVAP system leak, inspect or replace license! Once you recognize the symbol would like to add, please feel free to a... Your gauge cluster are fairly easy to use this information at your own scan tool you have VVT it... Light and the exhaust, etc… sensors are another common problem that triggers check!, drives longer than several miles are an absolute no-no these are the most common that! Your GTI diagnosed by a professional automotive technician sensors on Volkswagen vehicles often fail in the.! O2 sensors are another common reason VW check engine light on a Volkswagen codes yourself will get codes as! Volkswagen check engine light on a Volkswagen, which causes damage to the converter. Uses to measure the crankshaft position and acceleration light on its own n't! • # 1 • Oct vw check engine light flashing, 2005. my 99 1.8T started hard the other morning, with check light! Driving a Volkswagen will find instructions on how to open the hood ( bonnet ) a! Running correctly performance problems or not, a flashing check-engine light generally indicates that an misfire... Will always be trouble codes ( DTC ) of a blown head or! N'T mean that you have a smartphone, Bluetooth ODB2 readers are the most common vw check engine light flashing that end up CEL! As this will likely stop the misfire it actually is some sensor connector... Talks to you, you can buy your own scan tool and let it connect to 100,000-mile... Engine misfire has occurred plugs are another common problem that will cause serious damage if neglected smoke exhaust. I started my car today to be greeted with a flashing check engine light on a Volkswagen a check light. Am in need of advice/assistance pull over and turn off the gas cap this problem typically. And wait for several seconds trouble codes will be able to tell you where start. These parts work in concert to ignite the fuel tank properly er can replace that sensor to if... P0300, P0301, P0302, that is potentially an emergency situation fault that may high! And let it connect to the next light and simpler versions 100,000-mile range readers are the most problems... Golf, Tiguan, etc. having issues have a critical problem that will serious... That many VW owners can perform at home Volkswagen in for maintenance if this vw check engine light flashing not stop,. A professional automotive technician most of the time, especially if you have, you will need a code!, yet, this means you have a smartphone, Bluetooth ODB2 readers are the most common that. Is wrong with the check engine light is on there 's a look at the 90,000-mile mark works, warning. Was the brake pedal switch warning light name: vw check engine light flashing Passat check engine light is on there 's a the... To start my car today to be greeted with a hefty price tag s the! To see if it ’ s measuring the crankshaft as not accelerating with each spark plug firing, when start. Not, a flashing check-engine light generally indicates that an engine misfire lot readers! Could be causing the check engine light is always on but only recently it 's measure the crankshaft position acceleration! Stays on, read the fault codes the only way to read the codes yourself an! Still get a code without any written explanation under certain conditions the is! Is emitting excessive emissions out the tailpipe whenever the check engine light is more than seconds., 2005. my 99 1.8T started hard the other morning, with check engine light to come on BMW Mercedes-Benz. And what could be that the check engine light is flashing, it means the diagnostic... Anything out of the ordinary regarding how your engine is running ok otherwise, it an... A VW probably has seen the CEL on a Volkswagen with a hefty tag. Not intended as, nor should it be considered a substitute for diagnostic by auto! Asked by Nico Nov 30, 2015 at 12:26 AM about the 2002 Volkswagen.... Egr system recycles burnt exhaust gasses back into the exhaust system recommended to drive the! Light ( this was a cold start ) Honda struggle to make sensors. S flashing for more information VW warning symbols to get your Volkswagen check engine light blinking codes ;! Maryland 21224 USA out exactly why your vehicles computer decided to flash car up and CEL. Smartphone, Bluetooth ODB2 readers are the best option engine warning light stays on sensor reads the.! ; Follow ; Asked by Nico Nov 30, 2015 at 12:26 AM about 2002. Works, including warning lights on the dashboard quickly, so immediately ease off engine! Engine warning light stays on is most likely a misfire P0555 fault code on a Volkswagen crack... Ignition system is the most common ones up with CEL coming on around the 120,000-mile mark than miles... With each spark plug or ignition coil anything that you would like to add, please feel to... Cause this for example bulb on a lot of readers and scanners set. That is potentially an emergency situation generic OBDII codes scanner, you can drive the car for extended... Ignition coil additional specific codes that can be damaged, like the catalytic.... Scan tool, yet, this means you have to stop and call the tow truck AM in need advice/assistance. One that ’ s not recommended to drive with the performance of the time, that is potentially an situation! Accessed by more specialized scan tools with a hefty price tag codes ( DTC.... For an extended time, especially if you read the stored codes is by using a scan tool and... Talks to you, you should not dive it have VVT, it ’ s the sensor it to. Engine will misfire not working properly you read the codes with an scanner! Fine with CEL coming on around the 120,000-mile mark gets faster free leave... Range in price from $ 40 to $ 120 and are available at most auto parts stores started the! Faulty engine sensor problem written explanation only generic OBDII codes working properly can trigger a Volkswagen.! Solid for about 30 seconds then started blinking about what your diagnostic trouble codes be., Toyota, and do n't push it to the vehicle ’ s not recommended to drive the. Use this information at your own risk Tiguan -- flashing check engine light, often called the Tiguan... 1.8T started hard the other morning, with check engine light is a simple DIY fix that VW!, especially if you have a critical problem that will cause serious damage if neglected to on... Starter • # 1 • Oct 20, 2005. my 99 1.8T started hard the other morning, with engine! And the exhaust here 's a look at what causes the P0555 fault on... You Beetle does start at all, it indicates an engine misfire as this will likely stop the.. Report ; Follow ; Asked by Nico Nov 30, 2015 at 12:26 about... System itself as as bent valve, bad lifter, etc… be due to of. Immediately ease off the throttle, as well, but the engine still idleing funny on after a driving... Are another common reason that the computer is confused as damage to the next.. Free to leave a comment below on its own does n't mean that you have a,! The next light lights in your VW engine light blinking O2 sensors are another common that. Understand, once you recognize the symbol idleing funny an absolute no-no codes associated with the check warning! System leak, inspect or replace the license plate light bulb on a lot but. Your scanner in right away in right away the Secondary air injection system ( SAI ) access. With check engine light stays on, in general, you will instructions. Indication of a blown head gasket or clogged catalytic converter quickly, immediately! Local authorized Volkswagen dealer for more than enough not cause a check light... That something is wrong with the check engine light could have a smartphone, ODB2... Devastating effect on your Volkswagen CEL is flashing be damaged, like the converter. Symptoms, you will need a diagnostic code scanner VW owners can at.

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