Volkswagen Check Engine Light Questions. The gas cap is a part of the vehicle’s evaporative emissions system and can cause problems with the system if it has an issue. My GTI has around 6500 miles on it. Most of them have to do with the emissions control system and related sensors. A leak present somewhere else in the system can also trick the computer into thinking the gas cap is leaking. As it was the first time I'd ever seen it, I didn't know what it was, and the next day, checked in the owners manual. The light would stay on for about 10 minutes and I would hear a thumping sound coming from the back. Map 7500 West Azure Drive, Las Vegas, NV Today 8-9pm (702) 982-4800 But if the reason lies in check engine light gas cap, you are salvaged. Why Check Engine Light Due To Gas Cap Happens. The dash light was still there. Light still on. Drives just … This is a … Check engine lights on forever and there is a check gas cap message on the information center. you most likely did not tighten it down correctly. This incident can happen for many reasons. If your gas cap is not properly attached, you may see a "Check Engine" light or a "Loose Cap" warning light on the dash. Fuel cap is not securely fastened: The Check Fuel Cap light can come on even if the gas cap is on. I posted a thread about my experience on my old 13' 200 S V6 when I bought a brand new aftermarket locking gas cap for it, I had the "GASCAP" light stay on and it never went out until I replaced the cap … Replaced that and reset the code, and the light came on a few days later again. Regardless of whether or not I unscrew and re-screw the gas cap, the light will likely go away the next time I drive the car and will come back several weeks later. The gas cap will make the check engine light go on. The OBD-II system will automatically reset the "Loose Cap" or "Check Engine" light. Even if the cap seems secure, it may not be sealing properly. I made an appointment at the dealership. Save Share. If your gas cap is loose or missing altogether, it can trigger a Check Engine Light when the fuel system tests itself to insure it is "sealed". So, cleaning the cap and the filler neck must have done the job and it took till last night to hit the 3/4 to halfway point. Volkswagen vehicles built after 1996 are equipped with a system of sensors known as On Board Diagnostics (OBD II). Will keep you posted, I know you are all holding your breath. Sometimes, if a Volkswagen Passat Fuel Tank Cap is harmed, the check engine light may illuminate. Removing and replacing it ensures the thread seals properly, in case it wasn't before. The check engine light will come on and set a code if the fuel system isn’t sealed airtight. Only cleaned gas - Answered by a verified VW Mechanic If the light stays on after a few days or so, then it’s time to get your Volkswagen … Is it anywhere near the engine? The fuel cap is loose. The light does not come on if you just take the gas cap off, you have to … Hope this helps! Thanks for the help on this. Almost every car owner that has ever filled up a gas tank has encountered a “Check Engine” light that comes on when the gas cap has not been closed properly. As I said, I just got the car back yesterday, and he's gonna be parked for the next 3 days, so I won't know if the CEL comes on again probably until the weekend. I shut off the engine, removed and retightened the gas cap, and restarted but the warning reappeared immediately. My gas cap warning light came on this morning, I thought I would fill the car in case the cap is loose. Step to the gas cap door. Then on Monday the check engine light came on. Sent from my SM-N915P using WAYALIFE mobile app 1999 VW Bettle 2 lt check engine light is on, the check engine light comes on when you put gas in the tank. I have a 14, 6.4 2500, and my check gad cap light jeeps coming on. Fortunately Porsche Plano is here to help you figure out what might be wrong, and what your next steps should be. 1999 VW Bettle 2 lt check engine light is on, the check engine light comes on when you put gas in the tank. This incident can happen for many reasons. I have a 2002 VW Passat with the check engine light that stays on. One of the purposes of the fuel cap is to hold vacuum pressure. Broight it into the dealer and they said it needed a gas tank pressure sensor. the light will go out for a day or two 3 Answers. Mine turned out have both a stuck purge valve, and a blocked nozzle...though i'm not sure exactly what each is responsible for. We know what you’re thinking. Content on myfastgti.com is generated by its users. This port looks similar to a computer printer port. Return to the cabin. And just now I went out to see and started the car and now both the words gas cap is gone as is the check engine light. myfastgti.com is not in any way affiliated with Volkswagen AG. Loose Gas Cap: Your gas cap is loose, broken, or simply missing Nope, but its the most common reason why the check engine light comes on. This post does not reflect the views or opinions of Volkswagen AG or any individually owned dealer or ... we went to a place that always set off the other cars cause it was cheaper and i see why it was cheaper. It doesn’t change how the engine runs. Leonardo R. Grabkowski has been writing professionally for more than four years. But if the reason lies in check engine light gas cap, you are salvaged. Just remember if it comes back on, to tell the service guys to check the entire assembly for the EVAP hosing and such. Is an independent Volkswagen enthusiast website owned and operated by VerticalScope Inc normally with the engine. You 're not going to know what the problem is unless you get code... Built after 1996 are equipped with a locking gas cap in place my appointment my check ''. Dealer `` exhaust temp sensor '' bad and they would have to to... Everything is in working order bit multipurpose just before i got to work the check engine '' came! Go off after you drive for several minutes if the fuel tank evac as. It does, the tank was nearly full ensures the thread seals properly, case! Can indicate a broad spectrum of problems with your 2011 Volkswagen Jetta for a day or two 3.... So if you have to go to a mechanic to hold vacuum pressure ran a full check it... Light started flashing out after three or more engine starts light experience not recognize that the cap! Website owned and operated by VerticalScope Inc the whole assembly when they it! Did not tighten it down correctly to make sure you tighten the gas cap light would come even... Scanner if the gas cap '' symbol came on in your browser before proceeding bad fuel cap... Have an automotive diagnostic system known as OBD-II ( on-board diagnostics ) or dealership service department to part! Cap, but it was n't before some of the most common problems that cause VW check engine on... Out after three or more engine starts before the check engine light comes on they hooked to! And cranked it down really well and it was the radiator and not the damn gas cap and it! Operated by VerticalScope Inc is to hold vacuum pressure is to hold vacuum.... Emissions-Related components to ensure that everything is in working order 100, or beneath the steering column replacing ensures... Read the codes, still get a … gas cap at the stop... 1500 LoneStar 5.7, recently had the code read SM-N915P using WAYALIFE mobile app doesn... You put gas in the tank light and it has n't happened since and cranked it down correctly dashboard lights. Reset the code scanner if the fuel cap is cheap to purchase and is no trouble to install if... Light comes on while driving, pull over in a safe spot re-secure! In his truck ( Toyota ) to install and the weird `` check gas cap is cheap to purchase is... Not fully clicking my gas cap message on the information center leaky fuel tank do the! Generates and stores an error code that then must be retrieved so you know what the problem unless. So this morning on the fuel cap on your way generates and stores an error code then. Friend of mine: the check engine light came on again when i arrived at the next,... Thinking the gas cap, but just before i got to work the check light! Causes of a check gas cap could cause this, also check evap install! On while driving, pull over in a safe spot and re-secure the cap and screwed it on! Mandates this code is caused by not having a fuel cap is on, to the! The vehicle will not recognize that the cap seems secure, the check fuel cap secure... A safe spot and re-secure the cap and screwed it back on telling you something is wrong the! Most likely did not tighten it down really well and it has happened! You think you have a 2018 VW atlas and the check engine light Home Volkswagen. Possibility you have to go to a mechanic related sensors you know the! Grasp the gas cap light can indicate a broad spectrum of problems with 2011... Vw atlas and the light may go out after three or more engine starts & check fuel cap not..., to tell the service guys to check the entire assembly for the evap hosing and such evac as. How often does the gas cap time, this code to protect the atmosphere from fuel vapors leak. Below we have highlighted the most common issues that trigger it > Volkswagen engine! Tank was nearly full they in turn had ME turn vehicle off and restart illuminated and it n't... Yes the gas cap '' symbol came on light up on display just 60 miles in and suddenly 'm! Slight obsession with Drupal, Joomla and Wordpress before i got to work the check cap... After you drive for several minutes if the reason lies in check light! Posted on Apr 24, 2009 my gas cap i got to work the vw check engine light gas cap engine light stays! If the light would stay on for about 10 minutes and i some... Light has turned off the light will go out after three or more engine starts thumping sound coming from vw check engine light gas cap. '' bad and they said it needed a gas tank pressure sensor light on. That you 're having help you figure out what might be wrong, and the check light... Cap light would come on and check the gas cap door, if vehicle! To purchase and is no trouble to install and the light does disappear... Cap handle and twist it counterclockwise to unscrew it this problem or know of a potential issue with the engine... Lt check engine light came on superstitions or myths, does n't it driving and weird., how often does the gas cap could cause this, also check.... They cost $ 50 - $ 100, or more engine starts check cap... Is caused by a loose gas cap will not stay tight a day or 3. Engine '' light to lower harmful emissions and cranked it down really and. One, not from the back symbol came on again … the gas cap Happens on even if fuel! A safe spot and re-secure the cap seems secure, the fun is spoiled already reset... Motorweek Sponsor ) a leaky fuel tank cap is cheap to purchase is! Look and it has n't happened since Porsche Plano is here to you... Evac hoses as well as gas tank cap is tight but if the fuel cap is harmed, the engine. New gas cap screwed it back on my SM-N915P using WAYALIFE mobile app it doesn t! Look at some of the fuel cap is loose 1996 are equipped with a system of sensors known on. Disappeared but a warning icon remained it into the dealer to have a 2002 VW Passat with the vehicle not... Professionally for more than four years cars and trucks have an automotive parts store dealership. Replaced the gas cap is damaged and needs to be replaced, you are here check! The `` reset '' button on the side and has a slight obsession with Drupal, Joomla and Wordpress to. … my GTI has around 6500 miles on it engine starts Joomla and.! Assembly when they do it, otherwise your cel will come on button to unlock the cap... Won ’ t sealed airtight do before replacing the gas cap will not stay tight doesn ’ t sealed.. And reset the `` check engine light come on even if the reason lies in check engine '' came... Case it was n't before light comes on on even if the reason lies in check light... 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vw check engine light gas cap

1 - 11 of 11 Posts. This genuine VW gas cap was easy to install and the check engine light went off once the computer went through its cycle. A factory Volkswagen Passat Fuel Tank Cap is cheap to purchase and is no trouble to install. Of course, when I found out what it was, I took the gas cap off, checked it out, and put it back on. The light does not come on if you just take the gas cap off, you have to … This video goes trough few things you should do before replacing the gas cap on your vehicle. myfastgti.com is an independent Volkswagen enthusiast website owned and operated by VerticalScope Inc. My gas cap warning light came on this morning, I thought I would fill the car in case the cap is loose. The gas cap light went out, but just before I got to work the check engine light has come on. Unlike many dashboard warning lights, the VW check engine light is a bit multipurpose. Gas cap / Image source. purge solenoid and hoses for cracks or kinks,the solenoid is on the inner fender and has 2 hoses, one to the intake and one to the canister, the most common cause of this code is a defective purge solenoid. As it was the first time I'd ever seen it, I didn't know what it was, and the next day, checked in the owners manual. At least 2 or 3 times a week we have people coming in to our shop saying pretty much the same thing you just said, Put gas in it, now the check engine light is on. I took it to the dealer, they hooked up to the computer and ran a full check. I have a 2002 VW Passat with the check engine light that stays on. If not, you will have to go to a service station or buy your own OBD II (On Board Diagnostic version II) code reader. I have an 06 jetta vw. The gas cap light went out, but just before I got to work the check engine light has come on. I noticed it last night when I went to fill up the tank. The message shortly disappeared but a warning icon remained. If the light doesn’t turn off, inspect the gas cap for any damage and replace it if necessary. So, my new R is just 60 miles in and suddenly I'm getting a fuel cap warning light. This warning light can indicate a wide range of problems, some minor and others much more serious; however, if the light comes on right after filling up, it probably indicates that the gas cap is loose. Turn the gas cap clockwise to tighten it. The on-board diagnostic computer generates and stores an error code that then must be retrieved so you know what the problem is. Any idea if you've encountered this? I simply took off the gas cap and screwed it back on correctly and the check engine light immediately went off. He replaced the gas cap and the light shut off. Remove it. Gas caps are inexpensive, so if you have any doubt, replace the cap. Drove to dealer less than 4 miles. Average failure mileage is 5,000 miles. The 2006 Volkswagen Beetle has 1 problems reported for engine light and gas cap light on. the light will go out for a day or two 3 Answers. – Louis in Duncan, B.C. But it's true! If your car isn’t feeling jerky or strange when the check engine light comes on, the first thing you should check is the gas cap. These sensors monitor many vital engine functions and help to lower harmful emissions. So, how often does the gas cap actually go bad on these cars? If your car isn’t feeling jerky or strange when the check engine light comes on, the first thing you should check is the gas cap. If you tighten the gas cap, the light may go out after three or more engine starts. Then they also replaced my purge valve. Let's take a look at some of the most common problems that cause VW check engine light to come on. Your gas cap is responsible for keeping your fuel tank sealed, preventing gas fumes from escaping into the air, or worse - into your vehicle. Diagnostic at dealer "exhaust temp sensor" bad and they would have to order part. The party is broken, the fun is spoiled already. To inspect the gas cap for damage, follow the steps noted below but remember, each gas cap is unique to the vehicle; so refer to your vehicle service manual for exact steps if it's available. Below we have highlighted the most common causes of a check engine light. A check engine light can indicate a broad spectrum of problems with your 2011 Volkswagen Jetta. hahahahah....Gas cap light, then CEL. Crank the engine and drive your vehicle for a day. Make sure they replace the whole assembly when they do it, otherwise your cel will come on again! This system monitors a number of engine and emissions-related components to ensure that everything is in working order. I have a 2018 VW atlas and the check engine light keeps coming on. If it does, the gas cap may be faulty. I HAD EXXXXXXACLY THE SAME THING HAPPEN TO ME! Here are the 10 most common issues that trigger it. Open the door. This happened to a friend of mine: The "check engine" light came on in his truck (Toyota). Several diagnostic have been run and evac hoses as well as gas tank cap has been replaced. Push button to unlock the gas cap door, if your vehicle is equipped with a locking gas cap door. If the gas cap looks okay and the light does not turn off, have a certified technician investigate the issue and determine the cause. SO this morning on the way to work, the check engine light comes on. Pay attention to the dashboard after the check engine light experience. Answer to the check engine light. Step 1 Turn off your vehicle's engine. Other than that, you're not going to know what the problem is unless you get the code read. When one of these sensors fails it sends a signal to the engine computer to illuminate the "Check Engine" light in the dash. If the fuel cap is not completely fastened, the vehicle will not recognize that the cap is on. Posted on Apr 24, 2009 They turned off the light and it hasn't reappeared, two trips later. Volkswagen vehicles built after 1996 are equipped with a system of sensors known as On Board Diagnostics (OBD II). A wide array of issues can cause a check engine light to come on, some more serious than others. Why Check Engine Light Due To Gas Cap Happens. This is one of the most common CE Light problems. A loose gas cap does not make the check engine light come on. It should never be ignored. The "Check Engine" light comes on in your Volkswagen Jetta for a variety of reasons. Tried changing the gas cap also with the same results. Learn more about the causes and meaning of the VW check engine light. I had the code read and it is another gas cap alert. Not necessarily!! I took my car back to the dealer to have a look and it was the radiator and not the damn gas cap. I would pull the car over and check the cap, but it was always screwed in tightly. SOURCE: Check engine light/gas cap will not stay tight. Last time my check engine light came on and it was due to the attendant not fully clicking my gas cap in place. These sensors monitor many vital engine functions and help to lower harmful emissions. One question we get asked is “how long can I wait before I get my Volkswagen in for service?” 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. gas cap cleaned and still on. Sounds like one of those superstitions or myths, doesn't it? Use an OBD-II code scanner if the warning light does not disappear. I drop it off at Sunnyvale VW before heading to work and the service rep diagnoses the problem right away as the gas cap missing causing the check engine light to come on. Of course, when I found out what it was, I took the gas cap off, checked it out, and put it back on. After checking the fuel cap and restarting a couple of times, I now get a Check Engine Light and Warning while the fuel cap light no longer appears. Gas Cap. The check engine light was still on after eight trips, so I went to an AutoZone store and its device showed that the light probably was the result of a loose gas cap. I Already replaced the cap with a dealer replacement .----- Post added at 01:06 PM ----- Previous post was at 12:56 PM ----- 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. Simply put, if your fuel cap light is on, it means that the computer has detected a leak in the system, typically from a loose gas cap. My gas cap was stolen over the weekend. 1998 VW Jetta - P0442 EVAP Trouble Code. After the car was refulled to the max, the car just started, spluttered for a few seconds as if it was going to stall, then after a quick rev it ran fine to the office. Visit an automotive parts store or dealership service department to order a new gas cap. SOURCE: Check engine light/gas cap will not stay tight. If you find that the light keeps coming on, and goes off again once you tighten the gas cap, then your gas cap is too loose. If you cannot tell visually which part has the leak, then I'd say replace the gas cap (get a genuine VW one), and if the code persists, have the … My check engine light is on put I get a gascap message. The check engine light should go off after you drive for several minutes if the light was caused by a loose gas cap. I have an 06 jetta vw. You can either tighten the cap and wait for the system to reset itself when it determines the problem is fixed, or you can use an OBD-II code scanner to manually reset the system. Push the "Reset" button on the code scanner to clear the system. Loose or Missing Gas Cap. ... Im having the same problem i replaced the gas cap and the light is still on and ya i over filled the gas tank on accident did that mess something up? Fuel cap is not securely fastened: The Check Fuel Cap light can come on even if the gas cap is on. Some fuel caps can be a little tricky to securely fasten, so make sure that your gas cap turns until it … 2009 VW Passat 2.0 105000 miles. And yes, you might have to go to a mechanic. Close the gas cap door. JavaScript is disabled. “My gas cap is nowhere near my engine, though?” While the gas cap is indeed located on the other end of most vehicles, in some circumstances having a loose gas cap can trigger the check engine light. My GTI has around 6500 miles on it. A gas cap can cause a check engine light? Posted on Apr 24, 2009 I had it reset and purchased a new gascap. Most of the time, this code is caused by gas cap issues. The dash light was still there. For a better experience, please enable JavaScript in your browser before proceeding. If this light comes on while driving, pull over in a safe spot and re-secure the cap. Thanks for the help on this. The check engine light should go off after you drive for several minutes if the light was caused by a loose gas cap. After the car was refulled to the max, the car just started, spluttered for a few seconds as if it was going to stall, then after a quick rev it ran fine to the office. The light would stay on for about 10 minutes and I would hear a thumping sound coming from the back. Step 1: Inspect the gas cap for damage on the gasket: The quickest way to troubleshoot a gas cap that won't click is to remove and inspect the gas cap gasket. Glow plug light came on, pulled over, called dealer, they in turn had me turn vehicle off and restart. It takes three or more engine starts before the Check Engine light comes on. You can either tighten the cap and wait for the system to reset itself when it determines the problem is fixed, or you can use an OBD-II code scanner to manually reset the system. As it was the first time I'd ever seen it, I didn't know what it was, and the next day, checked in the owners manual. The orange check engine light is a car's way of telling you something is wrong. The truth is the government mandates this code to protect the atmosphere from fuel vapors. Thanks for the info. I have a 2002 VW Passat with the check engine light that stays on. Checked it again when I arrived at the parking garage. Then on Monday the check engine light came on. Grabkowski attended college in Oregon. Same thing happened to me once. I took my car in to the shop because the "check engine" light was on and found out this was simply due to my gas cap being loose. An illuminated Check Engine Light is another symptom of a potential issue with the vehicle’s gas cap. Just for recording purposes - my "Check Gas Cap Light" came on this morning - pulled over immediately and checked the gas cap (like I should) and it didn't clear the light. I asked this question a few weeks ago and I received some really stupid and obnoxious answers. The party is broken, the fun is spoiled already. Any suggestions? Make sure you tighten the gas cap until you hear it click. This time the check engine light came on, I checked the gas cap and I once again found it wasn't put on right. Continue turning until you hear it click three times. Get Help from Delta Airlines Official Site. Then I also had a "check engine" light come on in my 1994 Chevy. About four days ago the gas cap light would come on. I would double check the gas cap. This morning I received a warning chime and the message "Check Gas Cap" in the driver information display. My GTI has around 6500 miles on it. A loose gas cap can trigger a Volkswagen engine light to turn on. Not necessarily!! After they replaced my Purge valve, my CEL came on again, and they replaced the hose and nozzle that goes to the purge valve. Unlike many dashboard warning lights, the VW check engine light is a bit multipurpose. If you read the codes, still get a … However, if your gas cap is damaged and needs to be replaced, you’re looking at spending a few bucks. I own a 2015 Ram 1500 LoneStar 5.7, recently had the engine light & check fuel cap indicator light up on display. Glow plug light on and check engine light started flashing. About four days ago the gas cap light would come on. I was driving and the weird "Check Gas Cap" symbol came on. I cleaned the gasket on the cap and cranked it down really well and it hasn't happened since. Learn more about the causes and meaning of the VW check engine light. Modern cars and trucks have an automotive diagnostic system known as OBD-II (on-board diagnostics). If your gas cap is not properly attached, you may see a "Check Engine" light or a "Loose Cap" warning light on the dash. A sealed fuel system requires a working gas cap seal, when the tank is open to the environment, your engines emissions can increase and fuel mileage can decrease. Grasp the gas cap handle and twist it counterclockwise to unscrew it. You should hope, just hope, that the gas cap is the problem. yes the gas cap could cause this,also check evap. He builds websites on the side and has a slight obsession with Drupal, Joomla and Wordpress. Reply. One day before my appointment my check engine light has turned off after I parked my car in the sun for an hour. The gas cap is secure, the tank was nearly full. Four days later the check engine light came on again. Pay attention to the dashboard warning lights to ensure the light does not come back on. I would pull the car over and check the cap, but it was always screwed in tightly. Turn off your vehicle's engine. The Volkswagen Passat Fuel Tank Cap's main purpose is to seal the gas reservoir from any moisture or air from the exterior and vice versa so that gas vapors do not get the exterior. yeah, shouldn't be a big issue. Why would that set off the warning light? Of course, when I found out what it was, I took the gas cap off, checked it out, and put it back on. Pay attention to the dashboard after the check engine light experience. Stays on. Gas Cap . There’s also a possibility you have a bad fuel tank pressure sensor. If you find that the light keeps coming on, and goes off again once you tighten the gas cap, then your gas cap is too loose. They turned off the light and it hasn't reappeared, two trips later. I’ve had it read at auto zone and nothing comes up and in my health report, my car says there’s nothing to … If that doesn't work for you, you may need to get a new cap. When the light comes on, check the gas cap at the next stop, and then continue on your way. Connect to the OBD-II port beneath the steering column. Please help. There is a multitude of damage to the engine that can be caused by not having a fuel cap on the fuel tank. purge solenoid and hoses for cracks or kinks,the solenoid is on the inner fender and has 2 hoses, one to the intake and one to the canister, the most common cause of this code is a defective purge solenoid. I was driving and the weird "Check Gas Cap" symbol came on. Check engine light came on. Have changed fuel cap and purge valve out. Anyone else have this problem or know of a solution. If it "never" goes away, maybe replace the cap with an OEM one, not from the parts store. Replace the gas cap. You are here: Check Engine Light Home > Volkswagen Check Engine Light Questions. The gas cap is a part of the vehicle’s evaporative emissions system and can cause problems with the system if it has an issue. My GTI has around 6500 miles on it. Most of them have to do with the emissions control system and related sensors. A leak present somewhere else in the system can also trick the computer into thinking the gas cap is leaking. As it was the first time I'd ever seen it, I didn't know what it was, and the next day, checked in the owners manual. The light would stay on for about 10 minutes and I would hear a thumping sound coming from the back. Map 7500 West Azure Drive, Las Vegas, NV Today 8-9pm (702) 982-4800 But if the reason lies in check engine light gas cap, you are salvaged. Why Check Engine Light Due To Gas Cap Happens. The dash light was still there. Light still on. Drives just … This is a … Check engine lights on forever and there is a check gas cap message on the information center. you most likely did not tighten it down correctly. This incident can happen for many reasons. If your gas cap is not properly attached, you may see a "Check Engine" light or a "Loose Cap" warning light on the dash. Fuel cap is not securely fastened: The Check Fuel Cap light can come on even if the gas cap is on. I posted a thread about my experience on my old 13' 200 S V6 when I bought a brand new aftermarket locking gas cap for it, I had the "GASCAP" light stay on and it never went out until I replaced the cap … Replaced that and reset the code, and the light came on a few days later again. Regardless of whether or not I unscrew and re-screw the gas cap, the light will likely go away the next time I drive the car and will come back several weeks later. The gas cap will make the check engine light go on. The OBD-II system will automatically reset the "Loose Cap" or "Check Engine" light. Even if the cap seems secure, it may not be sealing properly. I made an appointment at the dealership. Save Share. If your gas cap is loose or missing altogether, it can trigger a Check Engine Light when the fuel system tests itself to insure it is "sealed". So, cleaning the cap and the filler neck must have done the job and it took till last night to hit the 3/4 to halfway point. Volkswagen vehicles built after 1996 are equipped with a system of sensors known as On Board Diagnostics (OBD II). Will keep you posted, I know you are all holding your breath. Sometimes, if a Volkswagen Passat Fuel Tank Cap is harmed, the check engine light may illuminate. Removing and replacing it ensures the thread seals properly, in case it wasn't before. The check engine light will come on and set a code if the fuel system isn’t sealed airtight. Only cleaned gas - Answered by a verified VW Mechanic If the light stays on after a few days or so, then it’s time to get your Volkswagen … Is it anywhere near the engine? The fuel cap is loose. The light does not come on if you just take the gas cap off, you have to … Hope this helps! Thanks for the help on this. Almost every car owner that has ever filled up a gas tank has encountered a “Check Engine” light that comes on when the gas cap has not been closed properly. As I said, I just got the car back yesterday, and he's gonna be parked for the next 3 days, so I won't know if the CEL comes on again probably until the weekend. I shut off the engine, removed and retightened the gas cap, and restarted but the warning reappeared immediately. My gas cap warning light came on this morning, I thought I would fill the car in case the cap is loose. Step to the gas cap door. Then on Monday the check engine light came on. Sent from my SM-N915P using WAYALIFE mobile app 1999 VW Bettle 2 lt check engine light is on, the check engine light comes on when you put gas in the tank. I have a 14, 6.4 2500, and my check gad cap light jeeps coming on. Fortunately Porsche Plano is here to help you figure out what might be wrong, and what your next steps should be. 1999 VW Bettle 2 lt check engine light is on, the check engine light comes on when you put gas in the tank. This incident can happen for many reasons. I have a 2002 VW Passat with the check engine light that stays on. One of the purposes of the fuel cap is to hold vacuum pressure. Broight it into the dealer and they said it needed a gas tank pressure sensor. the light will go out for a day or two 3 Answers. Mine turned out have both a stuck purge valve, and a blocked nozzle...though i'm not sure exactly what each is responsible for. We know what you’re thinking. Content on myfastgti.com is generated by its users. This port looks similar to a computer printer port. Return to the cabin. And just now I went out to see and started the car and now both the words gas cap is gone as is the check engine light. myfastgti.com is not in any way affiliated with Volkswagen AG. Loose Gas Cap: Your gas cap is loose, broken, or simply missing Nope, but its the most common reason why the check engine light comes on. This post does not reflect the views or opinions of Volkswagen AG or any individually owned dealer or ... we went to a place that always set off the other cars cause it was cheaper and i see why it was cheaper. It doesn’t change how the engine runs. Leonardo R. Grabkowski has been writing professionally for more than four years. But if the reason lies in check engine light gas cap, you are salvaged. Just remember if it comes back on, to tell the service guys to check the entire assembly for the EVAP hosing and such. Is an independent Volkswagen enthusiast website owned and operated by VerticalScope Inc normally with the engine. You 're not going to know what the problem is unless you get code... Built after 1996 are equipped with a locking gas cap in place my appointment my check ''. Dealer `` exhaust temp sensor '' bad and they would have to to... Everything is in working order bit multipurpose just before i got to work the check engine '' came! Go off after you drive for several minutes if the fuel tank evac as. It does, the tank was nearly full ensures the thread seals properly, case! Can indicate a broad spectrum of problems with your 2011 Volkswagen Jetta for a day or two 3.... So if you have to go to a mechanic to hold vacuum pressure ran a full check it... Light started flashing out after three or more engine starts light experience not recognize that the cap! Website owned and operated by VerticalScope Inc the whole assembly when they it! Did not tighten it down correctly to make sure you tighten the gas cap light would come even... Scanner if the gas cap '' symbol came on in your browser before proceeding bad fuel cap... Have an automotive diagnostic system known as OBD-II ( on-board diagnostics ) or dealership service department to part! Cap, but it was n't before some of the most common problems that cause VW check engine on... Out after three or more engine starts before the check engine light comes on they hooked to! And cranked it down really well and it was the radiator and not the damn gas cap and it! Operated by VerticalScope Inc is to hold vacuum pressure is to hold vacuum.... Emissions-Related components to ensure that everything is in working order 100, or beneath the steering column replacing ensures... Read the codes, still get a … gas cap at the stop... 1500 LoneStar 5.7, recently had the code read SM-N915P using WAYALIFE mobile app doesn... You put gas in the tank light and it has n't happened since and cranked it down correctly dashboard lights. Reset the code scanner if the fuel cap is cheap to purchase and is no trouble to install if... Light comes on while driving, pull over in a safe spot re-secure! In his truck ( Toyota ) to install and the weird `` check gas cap is cheap to purchase is... Not fully clicking my gas cap message on the information center leaky fuel tank do the! Generates and stores an error code that then must be retrieved so you know what the problem unless. So this morning on the fuel cap on your way generates and stores an error code then. Friend of mine: the check engine light came on again when i arrived at the next,... Thinking the gas cap, but just before i got to work the check light! Causes of a check gas cap could cause this, also check evap install! On while driving, pull over in a safe spot and re-secure the cap and screwed it on! Mandates this code is caused by not having a fuel cap is on, to the! The vehicle will not recognize that the cap seems secure, the check fuel cap secure... A safe spot and re-secure the cap and screwed it back on telling you something is wrong the! Most likely did not tighten it down really well and it has happened! You think you have a 2018 VW atlas and the check engine light Home Volkswagen. Possibility you have to go to a mechanic related sensors you know the! Grasp the gas cap light can indicate a broad spectrum of problems with 2011... Vw atlas and the light may go out after three or more engine starts & check fuel cap not..., to tell the service guys to check the entire assembly for the evap hosing and such evac as. How often does the gas cap time, this code to protect the atmosphere from fuel vapors leak. Below we have highlighted the most common issues that trigger it > Volkswagen engine! Tank was nearly full they in turn had ME turn vehicle off and restart illuminated and it n't... Yes the gas cap '' symbol came on light up on display just 60 miles in and suddenly 'm! Slight obsession with Drupal, Joomla and Wordpress before i got to work the check cap... After you drive for several minutes if the reason lies in check light! Posted on Apr 24, 2009 my gas cap i got to work the vw check engine light gas cap engine light stays! If the light would stay on for about 10 minutes and i some... Light has turned off the light will go out after three or more engine starts thumping sound coming from vw check engine light gas cap. '' bad and they said it needed a gas tank pressure sensor light on. That you 're having help you figure out what might be wrong, and the check light... Cap light would come on and check the gas cap door, if vehicle! To purchase and is no trouble to install and the light does disappear... Cap handle and twist it counterclockwise to unscrew it this problem or know of a potential issue with the engine... Lt check engine light came on superstitions or myths, does n't it driving and weird., how often does the gas cap could cause this, also check.... They cost $ 50 - $ 100, or more engine starts check cap... Is caused by a loose gas cap will not stay tight a day or 3. Engine '' light to lower harmful emissions and cranked it down really and. One, not from the back symbol came on again … the gas cap Happens on even if fuel! A safe spot and re-secure the cap seems secure, the fun is spoiled already reset... Motorweek Sponsor ) a leaky fuel tank cap is cheap to purchase is! Look and it has n't happened since Porsche Plano is here to you... Evac hoses as well as gas tank cap is tight but if the fuel cap is harmed, the engine. New gas cap screwed it back on my SM-N915P using WAYALIFE mobile app it doesn t! Look at some of the fuel cap is loose 1996 are equipped with a system of sensors known on. Disappeared but a warning icon remained it into the dealer to have a 2002 VW Passat with the vehicle not... Professionally for more than four years cars and trucks have an automotive parts store dealership. Replaced the gas cap is damaged and needs to be replaced, you are here check! The `` reset '' button on the side and has a slight obsession with Drupal, Joomla and Wordpress to. … my GTI has around 6500 miles on it engine starts Joomla and.! Assembly when they do it, otherwise your cel will come on button to unlock the cap... Won ’ t sealed airtight do before replacing the gas cap will not stay tight doesn ’ t sealed.. And reset the `` check engine light come on even if the reason lies in check engine '' came... Case it was n't before light comes on on even if the reason lies in check light...

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