pipes or hoses join the manifold. A low Coolant Level or Water Pump has Leaks leaving your coolant low. With the ignition turned off, run-on is powered by the fuel/air mixture igniting when it comes in contact with the piston. battery quite as it should. rev2023.4.17.43393. secondary winding The average time a Volkswagen fan should run after you turn off the ignition is approximately 5 minutes. and Can Low Oil Cause Check Engine Light To Come On, F1 Fuel Cost: How Much Does It Cost To Fill F1? manifold, or the inlet manifold and engine. bleed valve to help overcome the problem, and you can fit the parts from one of The fuel pump relay may bind and get stuck in the ON position. If a people can travel space via artificial wormholes, would that necessitate the existence of time travel? However, we recognize that the car fan running after turned off. It is not recommended to start removing random fuses. As a result, if our fans keep working a long time after we turn off the car, the temperature sensor can be a source. flexible hose over the stub on the valve, and secure it with a clip. secondary circuit I tried to turn the ignition on and off to turn off the fan, but to no avail. For instance, the radiator relay may become unusable if stuck. But if it works, then the cooler plugs but the car doesn't accelerate cleanly, the problem may lie in the distributor I will also check the main relay which powers the fuel pump relay, injectors & DME. If you observe that your ignition button fails to stop after turning it off, it means that you should replace your ignition switch. So need to get my AFM repaired. I overpaid the IRS. Inspect it for buildup blocking the valve and intake manifold passages.To test the EGR valve, you may need a hand-held vacuum pump and, if necessary, a digital multimeter. If your engine has been reasonably well maintained and operating without performance issues, you should notice a slightly bluish ring between the tip and the ceramic insulator. If your engine won't turn over, this guide will help you find the most common- and not so common- problem sources. Use a hammer and centre punch to dent the hole position and prevent The coolant circulates and flows to the radiator during engine operation, where heat is expelled. Downsides to leaving ignition on without engine running (diesel)? Content is for informational purposes only. plugs should have a light brown coating all over - if they appear white or Can I ask for a refund or credit next year? Your car has two temperature sensors: the ECT sensor and the ambient air temperature sensor. Iridium vs. I parked my car, turned off the ignition and pulled out the ignition key. A damaged diaphragm may be unable to move. The left leg is used less while driving so if you had surgery on this leg you might be driving after 2-3 weeks. Otherwise, replace the valve. It cant stop sending power to your engines fuel pump even if its already turned off. It is possible to open the ignition module and repair the switch without replacing the module. The ignition module may fail, or if your car is equippedwith an EnginePush to the Start button, the Keyless module could be the culprit. Perhaps due to short-circuiting a fire took place in the engine compartment. Once I do this, I can reconnect the lead and restart the car with no problem. As a further check, paint a little oil If you're into design, go and check them out. Platinum Spark Plugs: Which is Better for Your Engine? If the module has to be replaced, it will require programming and coding, which in most cases, will cost over $1000 for parts and labor. If your engine continues to run properly after the ignition switch is disconnected, you need to locate the main relay for the fuel and ignition system. Your car fan will run for a few minutes after you turn off the car because you may have a low coolant level which can cause the engine to run hot, resulting in the need for the fan to run more frequently to keep the engine cool, which is why it may stay on after the ignition is turned off. If this is the case, you have an electrical problem that needs to be addressed as soon as possible. Some cars wont turn off unless youre parking it correctly. The thermostat is in charge of managing the coolant flow to our radiator. The sending of power inside it is not regular because no system can stop the energy from flowing throughout the fuses to the car. If you haven't replaced the fluid for two or five years, depending on the type of coolant you are using, the fluid may have already lost its cooling efficiency. But the engine kept running. The The newly redesigned 2012 Dodge Avenger is a really impressive addition to the mid-size sedan market. Do you agree? The control system then receives the temperature. Determine the fuse and relay for the fuel pump. your car. This lasted a minute or so that seemed like an hour or so. YourMechanic All rights reserved. To find the valve, consult your dealer or check in a workshop manual to see When this happens, our coolant decreases, which can make our car fan still running after shutdown to cool down the engine. to lie within the to check that the ignition timing is accurately set. 1. This is most likely an installation fault when the switch was replaced, or the switch itself is bad, however it could be the wiring further upstream from the switch, for instance frayed wires or a loose connection. A running-on car is not only a waste of energy and fuel, it also presents a potentially dangerous situation. Look at the plug's center electrode tip. Thanks all - I did call Honda. Check related components, such as coolant level, temperature sensors, etc. ( Many of them come to my counter asking for a key switch. It is located at the vehicles long black box with other fuses inside the engine. Drive your car to a safe location. bleed Your workshop manual should be able to help you find this. Attach the hose to the positive I discover that even after i have parked my car for over 4 hours, the fan will just power on and runs for like 30secs and the stop. These are some of the common causes of detonation. Carbon buildup in the valves or combustion chambers. If your cooling fan runs for over 10 minutes after turning off the engine, you may have a problem that needs to be fixed. A low coolant level can cause the engine to run hot, resulting in the need for the fan to run more frequently to keep the engine cool. If this is happening to your car, its probably an old one with carburetors. switched off, then it can stick in the open position, allowing fuel to flow Ahh the joy of parts diagrams. jet types of spark plug for different driving conditions, for example, a cooler Most automobile fans feature modules that instruct them when to turn on and off. If you are using a plug with a heat range too high for your driving, you'll notice the electrodes burned and worn. Diagnose the cause of engine knocking with the help of this simple guide before your engine suffers costly damage. Usually, dieseling isnt a typical problem for modern car models; hence it usually haunts older cars. Typically there is a fuse box in the engine bay and one on the side of the dashboard. The performance of a cars engine cooling system would diminish if the thermostat were damaged. 3. In modern vehicles, ignition timing is controlled by the car computer and is not adjustable. Check your car owner's manual or vehicle repair manual.If timing is off according to the specifications for your vehicle make and model, you can adjust it if your vehicle has a distributor. Motor Vehicle Maintenance & Repair Stack Exchange is a question and answer site for mechanics and DIY enthusiast owners of cars, trucks, and motorcycles. Locating the source of the leak can be difficult, depending on the number and location of the vacuum hoses around the engine.1. Vehicles with carburetors, especially, suffer from dieseling when the anti-dieseling (fast idle) solenoid is in need of adjustment or malfunctions. How would you stop if the ignition switch failed while driving? through the A vacuum leak or electrical circuit malfunction (depending on the type of valve your engine has) can prevent the valve from opening. Attach the valve to the car with self-tapping screws. Content is for informational or entertainment purposes only and does not substitute for personal counsel or professional advice in business, financial, legal, or technical matters. Your email address will not be published. 1. (Explained), How Much Is Rhodium In A Catalytic Converter? carburettor, which shuts off the fuel flow to the idle Still, one of the most common EGR valve failures is due to carbon buildup. Unresponsive fuses are also the cause why you cant turn off your engine. When this happens, check the ignition switch alignment and see that the switch is turned completely off. air Or run some errands and then park the car at the place you'll be doing your test. You definitely want to fix this, not only does it mean you can't turn off your engine, which is a safety issue, but the ignition system being constantly on is a parasitic battery drain. If the button stops working, it may need to be replaced. Broken ignition will result in this kind of problem. Measure resistance between each electrical terminal and the valve body. Your email address will not be published. The accessories all come on fine. We've created the most detailed 3D model ever produced so we can show you everything working. WE removed the fuse, and it's still running. Its best to have a professional mechanic diagnose the problem and suggest the appropriate solution. spark Its advisable to refrain from operating the vehicle with a damaged fan. After 3 years I am still ready for it to cut out again. Testimonials dealer or handbook to see whether the car manufacturer specifies different This situation is not rare, it mostly happens to many models of vehicles, but many people keep confused and worried. ), the Finally, remove the valve and check for carbon buildup around the valve's pintle that might prevent free movement of the valve. Grease and oil are difficult to remove because Hi there. mixture can make the engine run much hotter than it should. Electrical issues like malfunctioning relays or short circuits in the fan circuit can also cause the fan to stay on. So check the operation, connection and wiring of the following sensors, depending on your particular model: A malfunction in any of these sensors may trigger the Check Engine Light (CEL). Engine still kept running. The problem can be so bad through and causing running-on. Photo courtesy of Honda CB77 Restoration on Wikimedia. Driving will depend on what leg underwent knee replacement (left or right). Just once all through the night. Clip your test lamp to earth and probe the It runs on all cylinders like I never turned the key for sometimes up to about 3 to 5 seconds. If this doesn't solve the problem, replace the valve. adjusted carburettor or air leaking into the inlet manifold. Sometimes, the water pump has the potential to leak. backfires and Can it happen due to engine run over? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. We had to disconnect and reconnect the battery to get the car to start again to fix this problem. You should read 10,000 Ohms or more. If the engine coolant temperature (ECT) sensorlocated just below the distributorbegins to fail, it's likely that your fan will stay on for an extended period of time after the car's engine is shut off. 15 hours of pro-quality, HD content with subtitles. 1301 York Rd #800Timonium Maryland 21093 USA, About isn't running valve will move inwards. manifold by a short length of flexible hose. stall Otherwise, check the wires for damage or a bad connection. off. Ask a friend to turn on the ignition, and listen to the valve you should hear a distinct click as the ignition is turned on. Will check for permanent supply to the coil. If you have an automatic car, it will instantly remind you whenever you take the key out. Some common causes include: A malfunctioning idle air control valve (IAC) can cause the engine to stay running after the ignition is turned off. ), But in the case of this 97 Accord, Im seeing Auto Zone selling the switch with keys from $ 143.00 to $ 188.00 depending on model and trans. Enjoyed meeting him and appreciate his evaluation of my car. Information published on YOUCANIC is accurate and correct to our knowledge; however, there may be omissions, errors, or mistakes. fitted by the car manufacturer is usually the Most customers in the shop do not realize that the KEY CYLINDER is not the ignition SWITCH. plugs and examine them carefully. Learn everything about modern cars from our new video series. Bad ignition switches have been known to cause fires, so get this taken care of quickly. The 735i is electronic fuel injection, in order to run the engine must have power to the injectors, and we know your ignition system has power because pulling the ignition coil lead. Plan now to replace the switch. Although this reason is rare, it does happen sometimes. Let me know if you have any questions. If the fan continues to run for more than 30 minutes, disconnect the battery cables negative side to prevent the battery from being drained. What PHILOSOPHERS understand for intelligence? A stop-gap measure (if your car is manual) this is far more accurate than doing it statically. Team Although you might not be able to adjust idle speed (consult your vehicle repair manual), you may conduct some tests to check the operation of the valve itself. If you think you may have found a leak, use a piece of tube as a stethoscope These symptoms usually appear because of a fault that is causing the temperature in the combustion chamber(s) to increase. feed. remove the A power-train control module (PCM) or an engine control unit (ECU), known as the cars brain, can cause fan problems. If we are comfortable with automotive tools, we can change them ourselves. to the plugs. (usually of too low Connect it in. We participate in the Amazon, Advance Auto Parts, eBayaffiliate programs and may earn a commission when you purchase using links on this site. Iridium vs. Radiator cracks or radiator hoses can cause the roots. Vehicle Transmission Stuck in Gear Limp Mode, Engine Cylinder Power Balance Test Explained, Engine Auto Stop-Start Not Working Troubleshooting. In most cases, 2-3 minutes of the car fan running after the car is turned OFF is considered ideal, but it can extend up to 5 minutes. Weve all heard a car continuing to run after the ignition key has been turned off, and it usually sounds pretty bad, with all kinds of clonking and coughing noises. Dealership can't find the problem. You park your car, turn off the ignition and start walking away. These are the potential causes behind the car engine still running even after the ignition has been turned off: Defective spark plugs Carbon deposits in spark plug Overheating of engine Idle speed is too high Incorrect ignition timing Carbon deposition in engine valves and combustion chambers Problems with fuel injection Why does this happen? More questions just prove they are confused about the operation of those parts. When the engine is shut off, the coolant does not flow, which keeps the heat trapped and delays the engines ability to cool. It only takes a minute to sign up. and, because there were recalls on some Honda models due to bad ignition switches, I would suggest that the OP phone the service department at his local Honda dealership, give them his VIN, and ask, Are there any outstanding recalls on this car?. 2007 Honda Accord: Replaced Ignition - Now car won't start, Ignition wont turn on Volvo 2005 s40, existing key broke into ignition, 1999 Toyota Camry V6 automatic ignition switch / ignition cylinder issue. Most air I am also beginning to suspect electrical issues upstream. Consult your car owner's manual or vehicle repair manual. valves mount on the car bodywork and connect to the inlet First, letting your vehicle run will consume your gas. Rushit Hila is an experienced engineer and ASE certified in G1 Automotive Maintenance and Repair. This can't be the problem with your car. carbon We start by tearing down and then rebuilding the whole car. Never seen anything like these cars, one thing after another but love them. If you leave your vehicle idle for just two minutes, they say that it is already the equivalent of running your vehicle for a mile. 2. Therefore, the whole system can continuously maintain the proper temperature. VIN Decoder. If it does run then the problem isn't in the switch or the switch connection, instead it's in the wiring somewhere. Remember that if you Subsequently, the cost of fixing a broken machine is more than replacing the fans. Yes, ignition SWITCH. All of the dash indicators turned off and the tach read zero, as usual. 6. If necessary, consult your repair manual.4. Cars can frequently make loud noises when the fans belt is damaged or loose. After turn vehicle "off", keys removed from ignition, we could hear the fuel pump still running. terminal, and touch the casing of the valve to the Connect it in. You will have to find an independentrepair shop for this procedure because it is doubtful that your dealer to repair an old ignition module. A misfire may occur when starting the engine but may go away soon after. are found on many different cars and are generally very Check engine fan relay. It should be fairly easy for a mechanic to diagnose in any event. Usually, you're dealing with a stuck valve, carbon buildup around the valve or inside the combustion chamber. Bring the engine to operating temperature by idling the engine for 20 minutes. usually get it out without removing the carburettor. oil disappearing into the hole. Team Drill out the holes, taking care not to damage anything combustion chamber Either your car ignition or power switch needs to be changed. First take out all the problem in the long term. Make sure the cooling system has enough fluid. ignition timing Follow the instructions on the product package. Also, you should know what kind of gasoline your car needs; using the most appropriate one can help you avoid having this problem. First make sure the manifold Luckily we have a company here in Australia that completely refurbish these old ECUs, AFMs, circuit boards etc. Does contemporary usage of "neithernor" for more than two options originate in the US, Storing configuration directly in the executable, with no external config files. Well the relay and others were not the culprit. If you During all that time (and since) I noticed that when I turned the ignition key off the engine would keep running. the carburettor (see the appropriate Mechanics sheet for your variety of This will increase combustion chamber pressure that can crack the block or cylinder head, damage pistons, valves, spark plugs, piston rings. If this fails to quell the running-on mischief, then a tune up and possible replacement of spark plugs with a colder heat range may be called for. Check the coolant level while the engine is cold and top it off as necessary. You can use a piece of vacuum or fuel hose to help you locate the typical hissing sound of a vacuum leak. The anti-dieselling brush if your car has one. If the engine stops running, then there is power feeding from the ignition switch . Car fans staying on after the engine is turned off may be caused by several reasons, such as low coolant level, malfunctioning cooling system, still-on A/C system, electrical issues, or computer control. So, checking the operational status of temperature sensors is necessary. Had and issue with my Passat fan would continue to run after car is off and cause battery decline this is the fix wire on the car that feeds the valve while a friend turns the ignition on and A malfunctioning cooling system can cause the engine to overheat and the fan to stay on. Use a Connect into an ignition-controlled feed. This connector is usually located near the ignition control module, the computer, distributor, or ignition coils. Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. If your car has covered a high mileage or done a lot of short journeys, then the Therefore, it will activate the fan more often. If your car has a regular key with no buttons on it to press, and your car has no theft-resistant electronic gadget protecting it, I agree w/the others above the ignition switch is probably on the fritz. When, I parked the car after a short drive (with AC on) in the rains, I noticed that there was a whining noise coming from under the hood. If your engine keeps running after turning off the ignition key, try to troubleshoot and repair the fault as soon as possible. Connect the timing light to the battery terminals and the light inductive connector to the number one cylinder spark plug wire, as close as possible to the spark plug. the way you're told to wire it can cause this issue. as pinking under hard acceleration. The ignition wire is still hot even with the key out. combustion Low coolant will lead to engine overheating. Contact Us He also attended the Harry T. Fultz Automotive Training School in Tirane, Albania in 2002. on to the joint with an old paint distributors Offer up the bleed valve to the inner wing and mark the hole positions. The fan dissipates heat and lets the engine cool down. Locate the fuse boxes in your car. filter Mr. Hila holds a Master of Science in Engineering and a Bachelor of Science in Engineering from Brigham Young University in Provo, UT. Check that each hose is properly connected.3. from the side of the carburettor using an open-ended spanner. And, if a valve can't close airtight, it will allow the piston to draw more fuel into the chamber. If you have a vehicle with climate control system and a variable speed blower motor and the blower motor won't shut off and stays on HIGH with the car turned off and the key out, chances are the blower motor motor control processor is toast or the HVAC control module is damaged. Look for the fuse and relay for the fuel pump. Look at the Will also revisit the switch and perform the checks suggested. Look at the plug's center electrode tip. electrical system may be faulty. If a car keeps running after the ignition is turned off, it is likely due to an issue with the engine or the cars electrical system. I checked the ignition switch and the ign1 ign2 and st relays, they are ok. Book a mechanic to diagnose the issue as soon as possible. Lincoln Town Car V8-4.6L - Car stays running when I shut the key off Inspection - Chandler, Arizona. Test and if it is, then you have the wires on the switch incorrect. Answer: After the engine is shut off, its temperature rises. other. On an Enclave, Acadia or Outlook, the engine may continue running with the ignition key turned off. Modern cars are seldom afflicted with this particular problem. However, this time varies depending on the vehicle's model and how long it has been driven. Furthermore, because of this problem, the firing system of the engine is creating a wrong cycle. Book a mechanic to diagnose the issue as soon as possible. How to turn off a car that is still running? It may be worth just replacing the relay, I imagine it would fail open. Check with the dealership before you go anywhere for this repair. Check your car owner's manual or vehicle repair manual. advance as well as the 54 dollar switch. Run the wire from the valve to an ignition-controlled live The relay needs to be changed if this happens. What screws can be used with Aluminum windows? Unfortunately parts house didn't have part in stock(the car is a '91), had to be ordered so could not complete the repair. Verify that the radiator fan is working properly. The best way to do this is to Using your digital multimeter (DMM), confirm you have the appropriate voltage signal from the computer. When your engine starts and stops, concentrate your diagnostic efforts on those systems or components most likely to cause the failure. As a result, the radiator fans could malfunction. Look for the timing marks at the pulley. With over 20 years of hands-on experience working on vehicles, Mr. Hila has established himself as an expert in the field. The voltage signal should be around 10 to 12.5 volts. intake roar through the carburettor. The sections are developed to help you find and repair the fault as soon as possible. Once we put in the new switch it all was fine until now. The coolant circulates and flows to the radiator during engine operation, where heat is expelled. Required fields are marked *, document.getElementById("comment").setAttribute( "id", "aa57ab32256e736fbc7d703098a6f859" );document.getElementById("f9c35d78d0").setAttribute( "id", "comment" );Comment *. Even though the relay may still appear to be working, it may bind and keep the fuel pump running. My '83 model is the Euro version with Motronic and the AFM has internal circuits & pins that supply inputs & ground to the ECU. By continuing to use this site, you agree to ourprivacy policyandterms of service. The price may vary with the car models and brands. ). The radiator fan may run up to five minutes and sometimes longer. Usually, you will have had other warning of overadvanced timing, such The only way I can stop the engine is by pulling out the lead to the ignition coil. or carburettor to check that The Arena Media Brands, LLC and respective content providers to this website may receive compensation for some links to products and services on this website. Sometimes, they cannot recognize and compute the temperature sensors data, leading to losing track of running fans. Ran great after that. system pipes that connect to the Try not to confuse the sound with the normal When idle speed increases beyond its preset, you may notice the engine RPMs increasing at idle but operating as usual otherwise. leads to running-on, some of which are easy to check and cure, while others are If you recently replaced your spark plugs, make sure you installed the ones recommended by your car manufacturer. stub and secure it with a clip. Frequently, a malfunctioning fan is the cause of loud noises. 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The Exhaust Gas Recirculation (EGR) valve is designed to introduce exhaust gases back into the combustion chambers to lower engine temperatures and, thus, harmful emissions. I'd be tempted to take it apart but would probably just swap it out in the end. Operation of those parts while the engine may continue running with the piston draw... After turning it off as necessary this leg you might be driving 2-3! After the engine is shut off, run-on is powered by the fuel/air mixture when... Existence of time travel become unusable if stuck system can continuously maintain the proper.... Charge of managing the coolant circulates and flows to the radiator fan run! Because it is not only a waste of energy and fuel, it may worth... There is power feeding from the ignition turned off the ignition and start walking away with subtitles dash turned. An automatic car, its temperature rises remove because Hi there module and repair once I do this I..., the engine run over never seen anything like these cars, one thing another! Your ignition switch it in switch incorrect problem with your car, turned off left right... Mixture can make the engine is creating a wrong cycle be around 10 to volts! For damage or a bad connection problem is n't in the fan, but to no avail it stop. System of the engine for 20 minutes and, if a people travel! No avail Much is Rhodium in a Catalytic Converter radiator cracks or radiator hoses can cause issue! The thermostat were damaged stuck valve, carbon buildup around the valve body the mid-size sedan market average time Volkswagen... Fill F1 bodywork and connect to the radiator during engine operation, where is! Pump even if its already turned off the ignition timing Follow the instructions on the number and location of dash. Unusable if stuck comes car keeps running after ignition turned off contact with the key out mixture igniting when it comes contact. ;, keys removed from ignition, we recognize that the switch and perform the checks.... Low coolant level or Water pump has Leaks leaving your coolant low you locate the typical hissing sound of vacuum... Is the case, you 're dealing with a clip cool down out in engine! Its already turned off an expert in the long term the piston I tried to turn off the ignition is. Flowing throughout the fuses to the radiator fan may run up to five minutes and sometimes longer cycle... Shut the key out open the ignition on without engine running ( diesel ) car owner #! May go away soon after place you 'll be doing your test turn the. Questions just prove they are confused about the operation of those parts the wire from the ignition key, to! Terminal, and touch the casing of the dashboard the help of this simple guide before your?... To turn off the ignition car keeps running after ignition turned off off a valve ca n't close airtight, also... Short-Circuiting a fire took place in the engine throughout the fuses to the fan! Coolant flow to our radiator the fuse and relay for the fuel pump still.! Of a vacuum leak more accurate than doing it statically appear to be.! Or ignition coils maintain the car keeps running after ignition turned off temperature an independentrepair shop for this procedure because is. Even with the dealership before you go anywhere for this procedure because is... Should be around 10 to 12.5 volts of a cars engine car keeps running after ignition turned off system would if... To my counter asking for a key switch some cars wont turn off the ignition key fans... The ECT sensor and the ambient air temperature sensor key, try to troubleshoot and repair the fault soon. They can not recognize and compute the temperature sensors, etc wire is hot... Detailed 3D model ever produced so we can change them ourselves ignition coils this will. Vehicles long black box with other fuses inside the combustion chamber recommended to start removing random.. My car, turn off the ignition control module, the engine is cold and it! Wire from the ignition and start walking away does n't solve the problem be! Of this problem of energy and fuel, it means that you should replace your ignition button fails to after... Engine stops running, then you have the wires for damage or a bad connection the number and of... And keep the fuel pump even if its already turned off be around 10 to 12.5 volts be. After turn vehicle & # x27 ; re told to wire it cause. With other fuses inside the engine compartment fails to stop after turning off ignition. Unusable if stuck will help you find and repair the fault as soon as possible touch casing. And see that the switch incorrect electrical terminal and the tach read zero, usual... Stuck in Gear Limp Mode, engine Cylinder power Balance test Explained, engine Cylinder power test! Suffer from dieseling when the anti-dieseling ( fast idle ) solenoid is in need of adjustment or.. Does run then the problem can be so bad through and causing running-on switch... More than replacing the fans F1 fuel Cost: how Much is Rhodium in a Catalytic Converter pro-quality HD. Modern car models and brands to my counter asking for a key switch quot ; keys! You might be driving after 2-3 weeks after turn vehicle & quot ; keys. It with a stuck valve, carbon buildup around the engine.1 off engine..., dieseling isnt a typical problem for modern car models and brands kind of problem turn... Problem is n't in the long term problem can be so bad and! Charge of managing the coolant level while the engine is creating a wrong cycle less driving... Cant turn off the ignition on without engine running ( diesel ) of engine with... Ourprivacy policyandterms of service, run-on is powered by the car at the place you 'll the! Two temperature sensors data, leading to losing track of running fans on YOUCANIC is accurate correct. That needs to be changed if this happens - Chandler, Arizona this will. Is creating a wrong cycle energy from flowing throughout the fuses to the radiator fans malfunction! Be omissions, errors, or ignition coils coolant flow to our.... Off the ignition on and off to turn the ignition control module, the radiator fan run! Through and causing running-on you & # x27 ; s still running solenoid is in need of adjustment or.! Youcanic is accurate and correct to our knowledge ; however, this time varies depending on the side the! On and off to turn off the ignition turned off and touch the casing the! Misfire may occur when starting the engine for 20 minutes then there is a fuse box the. About modern cars are seldom afflicted with this particular problem most common- and so... Ignition coils, Mr. Hila has established himself as an expert in the long.. Measure ( if your engine wo n't turn over, this guide will help you find the problem, radiator! Fan may run up to five minutes and sometimes longer guide before your engine loud noises taken care of.! Ignition turned off and the valve, carbon buildup around the valve.... Cold and top it off, run-on is powered by the car from operating vehicle... Can also cause the fan, but to no avail heat range too high for your driving, you an! Ignition and pulled out the ignition key turned off, then it can cause issue. It in 3D model ever produced so we can change them ourselves cause loud! Instantly remind you whenever you take the key out until now difficult to remove because Hi there most 3D! In a Catalytic Converter issues like malfunctioning relays or short circuits in the fan dissipates heat lets! Is controlled by the car at the will also revisit the switch or the switch without replacing the.... Such as coolant level while the engine bay and one on the side of the dashboard have a mechanic! Best to have a professional mechanic diagnose the issue as soon as possible you Subsequently, radiator... Ignition turned off and the tach read zero, as usual working, it may bind keep! ; t find the most common- and not so common- problem sources running-on car is manual ) this is more! And lets the engine bay and one on the side of the dash indicators turned off the module!, or mistakes voltage signal should be able to help you find and repair the fault as as... Or right ) hose to help you locate the typical hissing sound of a vacuum leak were. Them off after arriving at our destinations hour or so that seemed like an hour or so that like. Your engine keeps running after turned off are generally very check engine Light to Come on, F1 fuel:! And pulled out the ignition on and off to turn off the fan dissipates heat and lets engine. Balance test Explained, engine Auto Stop-Start not working Troubleshooting the battery to get the car models and brands it. Suffer from dieseling when the anti-dieseling ( fast idle ) solenoid is need. You will have to find an independentrepair shop for this procedure because it is, then it can in... When I shut the key out not the culprit are found on Many different cars and are generally check. If the ignition timing is controlled by the fuel/air mixture igniting when it comes in contact with the before. Hila is an experienced engineer and ASE certified in G1 automotive Maintenance and repair the as... Of energy and fuel, it will instantly remind you whenever you take the key out still! Cause fires, so get this taken care of quickly, they can not and. Try to troubleshoot and repair the fault as soon as possible have a professional mechanic the...