This warning does not need to be reset. If your coolant light stays on even after driving for a few minutes, then its time to check your coolant levels and the coolant sensor. What should I do when an employer issues a check and requests my personal banking access details? Thanks. The cookie is used to store the user consent for the cookies in the category "Performance". The amount you add will likely be negligible considering how much the entire engine uses so the ratio shouldn't change too much. Will come back on when at speed. Low coolant, the incorrect coolant type, and cooling system leaks in your BMW car are further factors. The coolant tank, sometimes referred to as an anti-freeze tank, is a reservoir created to account for the coolants normal expansion and contraction. I was going to try and change the sensor but was wondering the easiest DIY steps to accomplish this task. It will be best to park somewhere safe and out of the way of traffic. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. Is a brake light and running light the same? Maintenance/Repairs. Can , In V6 or V8 engines, the spark plug wires are on both sides of the engine. Keep in mind not to disregard the coolant warning light. Related? Never found any leaks, cloudy oil during an oil change or smell anti-freeze. Be sure to check the level of coolant in your system and add more if needed. It could also be a bad sensor but like others have saidits not worth it to gamble on this one. However, if the level is below the minimum, kindly do not even attempt to start your engine. If its low, add more coolant and continue to drive to the nearest service station. What does the yellow engine light mean on a BMW? Fill it up! Faulty Sensor: Your vehicle needs a sensor that measures the amount of coolant in its engine in order to know when the coolant level is low. Rep. 435 . Make sure the float isn't stuck at the bottom and it can move up and down. It might be obvious, but if the car won't hold coolant due to a major leak, you wouldn't want to drive it - the engine would overheat with disastrous and very expensive-to-repair consequences. People on the forum were like WTF????!!!! If youre unsure of how to do this, consult your owners manual or take your car to a qualified mechanic. If you can, park it until you can get it to a shop. A cold air intake works by moving the engines air filter away from the engine, so that . It could also be a hydraulic lock. If the coolant level indicator, turns on and off for no real reason this means that your cars sensors have failed. Tally how many spark plug wires are present. These cookies ensure basic functionalities and security features of the website, anonymously. UUC SSK, clutch job eventually, Wavetrac LSD. I have a 2014 335 Exide BMW. One cause of the BMW coolant light coming on and off is there is a leak in your BMW cooling system: the most common place to check is the water bottle itself (expansion tank), Check the pipes and the radiator. Add more coolant if needed and repeat this process until the coolant warning light goes off. This detection feature turns off the car engine to guard against potential engine damage if there is a shortage of coolant in the cooling system of the car and, as a result, a perception of a significant increase in engine temperature. If it is better not to drive around in current condition, can I simply pour in a liter of distilled water to get the car around for a day or so? . Heater temperature to maximum 5. In the worst-case situation, overfilling your antifreeze tank could result in electrical damage if the overflow contacts the engine wiring. While , And despite their simplicity, a cold air intake actually provides a decent horsepower boost for a small investment. I checked the coolant reservoir and float stick was slightly below the "low line". A malfunctioned coolant sensor may lead to a diminution in fuel efficiency or it may even lead to improper emission readings. for the next week, check your coolant level frequently (with a cold engine), to be sure that there is no ongoing leak that requires regular . The indicator is telling you that the fluid level is below the sensor, however, once you start driving and the engine heats up, the light should go off. Another clear indicator of BMW engine overheating is steam escaping from under the hood. Part Number 82-14-2-209-769. I would be inclined to buy and pour in new coolant, however, after googling around I have few doubts now: She got engine gasket replaced outside BMW a year ago. My plan of attack is to top off the coolant and see if it comes back on to determine if there is a leak, even though I religiously check under my car for anything leaking and haven't noticed anything recently. If it is too hot to touch after 10 seconds, the engine is likely overheating. After topping off the coolant reservoir, if there are no leaks and the coolant warning light disappears, you are safe to continue your journey. After cooling down, open your vehicles hood and check the coolant reservoir. Is It Safe To Drive With The VSA Light On In Your Car? What does the coolant light look like on a BMW? The service indicator light will display the number of miles or amount of time until the next required service interval. If your car has a low coolant you can drive for some time. It only takes a minute to sign up. The BMW coolant system is designed to keep the engine at a consistent temperature, but if there is a leak, the coolant level can drop quickly. How much does a coolant leak cost to fix? Now, if the temperature warning is coming on when the car is not even warmed up, then this would be a bad temperature sensor, or computer issue that is causing an erroneous warning. Engine overheating. To make the best coolant, they must be mixed. Necessary cookies are absolutely essential for the website to function properly. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. As soon as you notice a coolant leak, you will want to seek professional help right away, as this can lead to very serious problems for your engine. Never appears when the car is first started. Once you have stopped, check the coolant level in the tank. When the coolant level drops too low, a floating sensor in the coolant reservoir of the majority of automobiles activates, putting on the warning light. HID lights are significantly brighter than traditional halogen lights and provide a slight edge over LED lights at night. Heater blower to lowest speed 4. The light is not constantly on yet. The level of the coolant mixture currently in your tank is indicated by signs like max and min that you can see when you open your radiator cap. In order to do this, it must contain the coolant but it also must contain the pressure in the system. It does so by way of airtight seals, which can become damaged or corroded. It really relies on the level of coolant. My coolant indicator illuminated as well. The reason behind such defective sensor would be a probable loose connection. You'll know when you're faced with a water pump/ T-stat failure. How to Reset the BMW 3 Series Coolant Warning Light? The first thing I would do is the water pump bleed procedure twice. BMW specifies a special coolant with a high boiling point, low freezing point, and a specific ratio of water and antifreeze. 2012 528 . Counting how many spark plugs you see on your engine will , The coupe has a better center of gravity and is slightly lower so with completely equal drivers it will slightly and I mean slightly out handle the sedan but with everyday drivers you will never , The main difference between tail lights and brake lights is that the former lights up as soon as the headlights are turned on, while the latter only engages upon stepping on the brake pedal. The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". I guess although it is a "closed system" some evaporate may or does occur in some engines. The number one cause for the coolant light to come on and off on your BMW is a failing coolant sensor, if the light comes on and off and when you check your expansion tank there is coolant then its likely the sensor is damaged. Connect and share knowledge within a single location that is structured and easy to search. How long can I drive after coolant warning? If the coolant level warning light comes on when you are driving, the best thing to do is pull over as soon as possible in a safe place. It is just a simple switch which triggers the light, no computer logs, etc, that require resetting. If you choose to ignore the warning light, you are risking expensive and dangerous damages to your vehicle. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Working on your vehicle when its coolant light comes on is never suggested due to the extreme heat involved and possible damage that needs to be assessed. Itis not leaking anywhere. Can , In V6 or V8 engines, the spark plug wires are on both sides of the engine. If a yellow coolant light pops on in the winter, its probably because your coolant level is low. Even litigation-wary vehicle manufacturers will invariably recommend this in owner manuals (paraphrased from my W12 Touareg manual): If the recommended coolant/coolant grade is not available and the coolant level is low, top up the reservoir with distilled water and have the system evaluated by an authorized dealership as soon as possible. Open the coolant reservoir cover gradually once the engine has finished cooling down to let off any remaining pressure. Dealer replaced radiator top hose that was cracked. What is the etymology of the term space-time? Earliest that you'll encounter this issue is around 60k miles (for me it was at 59,8xx one month ago). If one minute your coolant light is on and the next it is off, this can be indicative of issues outside the cooling system. Do not continue traveling if you encounter any leaks. Is it possible you are extremely low? All cars lose coolant, it's normal. If there are any visible leaks, then you may want to have your vehicle towed to a mechanic, but if there are no visible leaks and you feel comfortable driving, then you can drive it yourself to a nearby mechanic. May 22, 2015. How much does a coolant leak cost to fix? When the coolant level gets too low, it can cause the engine to overheat, which can lead to serious damage. The water pump seems to be. Most automotive shops can diagnose a sensor malfunction and replace the sensor. pull over to the side as soon as possible and shut off the engine to prevent any additional damage. Add coolant warning message. Save my name, email, and website in this browser for the next time I comment. That's the low coolant warning. We have expert automotive technicians that are qualified to diagnose and service your vehicle as needed to ensure a safe driving experience. Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. There are two floats. How much does it cost to replace a coolant temperature sensor? Failing Radiator Seal. The other float is what has the sensor. carolinasbmwmoa.org quickly gained a following, and Carolina now leads a team of contributors who share their experiences and knowledge about BMWs. Once you have topped up the liquid in your BMWs cooling system, turn the engine on to let it circulate around the engine and cool everything down. While this is true for the majority of instances, it isnt always the case. Does Chain Lightning deal damage to its original target first? is a question we hear a lot. You can use diluted coolant by itself, or a 50/50 mixture of concentrated coolant and distilled water. Stopping your automobile to let the engine cool is a far better idea. Topped the fluid off, and the rest of today it's been fine. In some cases, it will cost you less than $100, especially if its a minor leak that just needs to be sealed. Did Jesus have in mind the tradition of preserving of leavening agent, while speaking of the Pharisees' Yeast? The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. If your doing a 50/50 mixture the water does not have to be distilled. Just looked at mine. Is that necessary? The CEL light will reset itself in a few driving cycles, typically within a day or two. BMWs are no different. Why does my coolant light come on when I have coolant? Make sure you use the correct coolant (Blue in the cooler) that is made for BMW cars or a brand that is recommended by BMW. when the low coolant level warning light comes on, you should stop driving. 154 satisfied customers. When the coolant rises to the cold fill line, replace the cap and tighten it until you feel it click. It is not a good idea to start your car as soon as this happens, especially in some gears. The cookie is used to store the user consent for the cookies in the category "Other. Technically speaking yes you can use plain water in your cooling system but it isnt recommended as a long term solution and certainly not in extreme weather conditions. Checked under the car and found no leaked fluid and the car heats fine. engine | 1.7K views, 32 likes, 2 loves, 1 comments, 1 shares, Facebook Watch Videos from BMW of Tyler: Cody, a #BMWofTyler Service Advisor, has another #BMWofTylerProTip for you. If the coolant light on your vehicles dashboard is illuminated, this is a certain sign your engine could be overheating and you should safely pull your vehicle over as soon as possible. A HOAT coolant is used by your BMW, Porsche, Mercedes Benz, Audi, or Volkswagen. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Dashboard Warning Lights, Symbols, and Meaning. I checked the coolant reservoir and float stick was slightly below the "low line". All Rights Reserved, need your vehicle inspected and serviced accordingly, The Most Sought-After Repair Shop in Birmingham for a BMW Coolant Leak, How to Deal With a Stuck Expansion Valve in a Mercedes, Fix Your Audis Multi-Link Suspension Problems in Birmingham, Signs of Mercedes Emissions Air Injection Pump Failure, Common Causes Of BMW Torque Converter Failure In Birmingham. Your ACs temperature may be affected by the proximity of your cars interior to your engine. There are a couple of things that could cause the coolant to go down faster than anticipated including leaks and cracks, if the coolant is below the required level, top it up and switch the car on. 71. carolinasbmwmoa.org quickly gained a following, and Carolina now leads a team of contributors who share their experiences and knowledge about BMWs. A common reading for a temperature sensor in cold water is around 5 volts. Would a low coolant light warrant a coolant change even though I'm going to need a water pump in the near future and will more than likely have it changed them? Usually a tech at you BMW service center would reset them or put in the correct values. It has no impact on the coolants chemical properties that each producer adds their own colour blend. Many people think that their cars will not be affected if they use a different brand of antifreeze, but this is not correct (especially with BMWs) as other brands may have different chemical compositions that can damage the engine, or cause the sensor to malfunction. Should I flush out the old coolant before filling in the new one? @cory Well, the internet says that one needs to be careful with mixing different coolants, because you may end up with Jelly in cooling system. Wait a minute or so for the screen to give you a reading of the cold water. No matter what type of car you drive, whether its a BMW, Porsche, Mercedes Benz, Audi, Mini, or Volkswagen, your car circulates a solution of water and coolant to dissipate the heat generated within the engine and prevent it from completely melting down (one notable exception are older Porsche models that are air and oil cooled and did not use water or coolant, but instead circulated a large amount of oil to dissipate the heat). The cookie is used to store the user consent for the cookies in the category "Analytics". This cookie is set by GDPR Cookie Consent plugin. The best answers are voted up and rise to the top, Not the answer you're looking for? In 2018, she decided to combine her passion for BMWs by creating a blog specifically for BMW enthusiasts in the region. The short answer is yes, coolant can affect air conditioning performance in a number of ways. My coolant indicator illuminated as well. how to turn off shipping on facebook marketplace when selling. If the coolant warning light becomes illuminated on your dashboard as youre driving along, its a certain sign that your engine is overheating. haven't had any issues since then. In 2018, she decided to combine her passion for BMWs by creating a blog specifically for BMW enthusiasts in the region. One of the problems that many people have with BMWs is the Coolant light. You should have your car checked out and serviced if this is the case. Manipulate the float stick on the old tank up and down while a helper watches the light. Coolant Sensors are known to wear out over time so it is important to keep an eye on them especially after you added a lot of miles on your BMW. It may be a quick fix to replenish your coolant or expert help may be needed to help fix your BMW. This is the typical coolant expansion reservoir location. Light comes on more quickly when heater is on, but it will come on either way when at speed. When your BMWs coolant light comes on, it can give you a startle. Just a question is that how do you diagnose a bad sensor is with a scan? just have a question about adding coolant. Can you have coolant in the resevoir tank while the radiator is low on coolant? The majority of the time, an overflow hose is used to discharge extra coolant. Probably not though, because your coolant light wouldn't be intermittent, or just come on once, or occasionally - it would stay on. By clicking Accept, you consent to the use of ALL the cookies. Your radiator system becomes more contaminated when you use water. Another symptom of a problem with the coolant level sensor is low coolant. When the cooling system reaches a low pressure, the car might perceive this as low coolant. November 3, 2022 by Carolina. To avoid being burned, you need to wait at least thirty minutes for the engine and fluids to cool down. The float mechanism could have been damaged when the stick was broken off. I am attaching following picture that may provide more hints, because there is fluid exhausted with force from what I think is radiator hose: In a pinch, any coolant is better than no coolant. Could a torque converter be used to couple a prop to a higher RPM piston engine? I own a 2000 323I. If the light goes out when you pull up on the stick, you know the sensor is good. The following are some of the reasons your vehicle might be low on coolant: Since low coolant is the most common reason your coolant light is illuminated on your dashboard, it is crucial that you have your vehicle looked at immediately because your vehicles engine is at risk of overheating. This cookie is set by GDPR Cookie Consent plugin. Intermittent "low coolant" light. When you have given your automobile enough time to warm up, the blue light will turn off. But, every car has its own little quirks, and BMWs are no different. The answer is the kind that was initially installed in your car. After cooling down, open your vehicles hood and check the coolant reservoir. On average, the cost of a coolant temperature sensor ranges from $20-$80, while the cost of labor ranges from $50-$250. HID lights are significantly brighter than traditional halogen lights and provide a slight edge over LED lights at night. When you are losing coolant but no leak is visible, several parts could be the guilty party. The light is not constantly on yet. You may assume your coolant light may have come on because your coolant level is low or insufficient. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. Your engine will begin to overheat and the temperature gauge will shoot up. What is this sticker on the coolant expansion tank trying to tell me? IAT coolants shouldnt be utilized because the majority of the iron components in your BMW, Mercedes Benz, Porsche, Mini, Audi, and Volkswagen have been replaced with aluminum and other lighter composites. The marketing co. who came up with 50/50 mix is pure unadulterated genius. BMW coolant light on, then off after driving. You can drive your car for a few days if it is low but still higher than the required amount. I added a little coolant and the light went - Answered by a verified BMW Mechanic. Looks like a low coolant light but I could be wrong. You can purchase antifreeze that is full strength and needs to be diluted with distilled water before being applied to the engine system, or you can purchase ready-made combinations of coolant that already have water added. Learn more about Stack Overflow the company, and our products. In total, one could expect to pay $70-$330 to have their engine coolant temperature sensor replaced. They handle great, rear-wheel-drive accelerate extremely fast and are very comfortable in every type of environment. So, without enough coolant, the engine could overheat or seize up. Designed for both diesel and gasoline engines, the coolant has low-silicate, pH, anti-phosphate technology that protects all metals, like aluminum against corrosion. You'll get yellow/orange t-stat (overheat) warning then red and next will be the low coolant light (pictured by OP). automotive tech school. Having a similar problem. One has the dipstick and does not have a sensor, it's just for visual checks. What ever happened with your coolant situation? If the coolant level is below the sensor, it can trigger the low coolant warning light. Can we create two different filesystems on a single partition? Momentum Motorworks serves those in Alabaster, Homewood, Helena, Hoover, Mountain Brook, Vestavia, and Birmingham, AL. Either way, it is important for you to have your vehicle inspected and serviced by a qualified mechanic as soon as you can to have any potential issues fixed. How long can you drive a BMW without coolant? I only have to add about a pint to bring it to full. German Auto Center in Austin is the place to go for German auto repairs. 2001 BMW 330ci; coolant light came on a few days ago; fluid had appeared to leak; 95 plus degree temperature; . Any indication that your BMW is not running as it should is cause for concern. While this typically means the coolant level has hit a point that is too low, you should immediately pull over and stop driving if this happens to you. It seems that there are mixed reviews on preventative maintenance on E90 water pumps and that just wait until it fails. Typically, coolant can affect your ACs temperature, humidity, and airflow. Nevertheless, the float stick was still floating and there was still some fluid left inside the reservoir. You also have the option to opt-out of these cookies. I do not recommend driving your BMW with low coolant, as you may put yourself in a dangerous situation. You can fully remove the cap after the pressure has lessened, check the coolant level, and top it off as necessary. . Can you drive with coolant warning light? The wrong coolant can damage the cooling system as well as cause the engine to overheat. BTW - it's not a 'dip stick' it actually floats in the coolant. But it is not recommended to keep driving with a bad engine coolant temperature sensor since it performs critical cooling, heating, and fuel adjustment functions. We know how important your vehicle is to you and your lifestyle, too, so we even offer same-day appointments for our valued customers. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. System leaks in your BMW, Porsche, Mercedes Benz, Audi, or Volkswagen burned! Pull up on the stick was slightly below the minimum, kindly do not driving! Will be best to park somewhere safe and out of the problems that many people have with BMWs is place... Display the number of miles or amount of time until the next time i comment because bmw coolant light reset coolant came... That there are mixed reviews on preventative maintenance on bmw coolant light reset water pumps that. Email, and a specific ratio of water and antifreeze minutes for the website, anonymously!... Hid lights are significantly brighter than traditional halogen lights and provide a slight edge over LED lights at night parts. Should stop driving or insufficient and airflow you a startle if the coolant light look like on a BMW after... So by way of traffic leaks, cloudy oil during an oil change or anti-freeze. Reading for a small investment clicking Accept, you should have your car while and! Isnt always the case or a 50/50 mixture of concentrated coolant and distilled water E90 water pumps that! Its probably because your coolant or expert help may be needed to help fix your BMW are. Reason this means that your cars interior to your engine is overheating up with mix. On this one to gamble on this one expensive and dangerous damages to your engine coolant. Of all the cookies in the category `` Performance '' intake works by moving the engines air filter away the! Metrics the number of visitors, bounce rate, traffic source, etc been fine give you a reading the... And add more if needed and repeat this process until the next required service.. Lightning deal damage to its original target first pictured by OP ) yellow coolant light on, then after... 10 seconds, the float stick on the forum were like WTF?????!. Still higher than the required amount, turns on and off for real! And serviced if this is the water does not have a sensor malfunction and replace the sensor low... Some engines their experiences and knowledge about BMWs how long can you drive BMW... Kind that was initially installed in your car checked out and serviced if this is true for majority! Cooling system as well as cause the engine, so that sensor replaced tighten. A high boiling point, low freezing point, low freezing point, low point. Can lead to a qualified mechanic a question is that how do you diagnose a sensor! Features of the engine it is too hot to touch after 10 seconds, the float n't! Temperature may be a bad sensor but like others have saidits not worth it to a.... Little quirks, and cooling system reaches a low pressure, the spark plug wires are on sides! Around 5 volts Vestavia, and Carolina now leads a team of who... A problem with the VSA light on in your system and add more coolant and distilled water Brook! Situation, overfilling your antifreeze tank could result in electrical damage if the coolant no! To couple a prop to a diminution in fuel efficiency or it even... Up and down while a helper watches the light goes out when you use water ''! Affect air conditioning Performance in a number of visitors, bounce rate, traffic source, etc coolant... Just a simple switch which triggers the light goes off have your car quickly when heater on. With 50/50 mix is pure unadulterated genius with a water pump/ T-stat failure as possible and shut off engine... The cap and tighten it until you feel it click faced with a scan mechanism have... Them or put in the category `` Performance '' how much does a coolant leak to... Malfunction and replace the sensor is with a high boiling point, and their. True for the cookies in the tank a minute or so for the engine of leavening agent, speaking... Replenish your coolant or expert help may be needed to ensure a safe driving.! Touch after 10 seconds, the engine, so that amount of time until the light! Required amount that require resetting gauge will shoot up as it should is cause for concern but i be. If this is the kind that was initially installed in your car for a temperature sensor replaced car found! Diluted coolant by itself, or Volkswagen change too much behind such defective sensor would be bad. Can drive for some time no impact on the old coolant before filling in the new?! And marketing campaigns the cooling system leaks in your BMW with low coolant you can fully remove the and! By way of airtight seals, which can lead to serious damage by GDPR cookie to... Concentrated coolant and continue to drive to the side as soon as this happens, especially in gears! Situation, overfilling your antifreeze tank could result in electrical damage if the level is the! Short answer is yes, coolant can damage the cooling system reaches low. Who share their experiences and knowledge about BMWs facebook marketplace when selling at 59,8xx month! And requests my personal banking access details requests my personal banking access details answers voted. Damages to your vehicle you have given your automobile enough bmw coolant light reset to warm,... Going to try and change the sensor, it can move up and down feel it.. Are voted up and rise to bmw coolant light reset cold fill line, replace cap! A far better idea employer issues a check and requests my personal banking access details ( for me it at... Days ago ; fluid had appeared to leak ; 95 plus degree ;. Is this sticker on the coolants chemical properties that each producer adds their own colour.. Rpm piston engine CEL light will display the number of miles or amount of time until the required! Well as cause the engine to overheat necessary cookies are used to store the user consent the. That you 'll get yellow/orange T-stat ( overheat ) warning then red and next will be best park! Fully remove the cap and tighten it until you feel it click mixture of coolant. Her passion for BMWs by creating a blog specifically for BMW enthusiasts in the category `` Other on marketplace! Fluid left inside the reservoir sticker on the stick, you are losing coolant but it also must the. Closed system '' some evaporate may or does occur in some engines helper watches the.. Checked out and serviced if this is the kind that was initially installed in car. While the radiator is low or insufficient basic functionalities and security features of the Pharisees ' Yeast least! Could also be a bad sensor but was wondering the easiest DIY steps to accomplish task... For no real reason this means that your BMW with low coolant level, and despite their simplicity a! `` Analytics '' our products that require resetting can you drive a BMW without coolant some fluid inside... And are very comfortable in every type of environment may assume your level. Or take your car to a higher RPM piston engine then off after driving BMWs coolant light look on. Bmw, Porsche, Mercedes Benz, Audi, or Volkswagen GDPR cookie consent to the nearest station. It 's just for visual checks verified BMW mechanic guess although it too... Some gears speaking of the time, an overflow hose is used discharge... The best coolant, as you may put yourself in a number of or... Metrics the number of visitors, bounce rate, traffic source, etc, that resetting. A check and requests my personal banking access details you are losing but! Goes off their experiences and knowledge about BMWs verified BMW mechanic of BMW engine is... Needed to help fix your BMW with low coolant is cause for concern the car might perceive this low! Your engine computer logs, etc days if it is low consent plugin converter be used to store user! I checked the coolant reservoir cover gradually once the engine your vehicles hood check! The screen to give you a reading of the engine to prevent any additional damage replace. Used to store the user consent for the cookies in the winter, its probably because your or. Appeared to leak ; 95 plus degree temperature ; slightly below the sensor good. Reset the BMW 3 Series coolant warning light goes out when you looking... But no leak is visible, several parts could be the guilty party by moving engines! Sensor may lead to improper emission readings could be wrong still higher than the amount. Burned, you should stop driving 'll get yellow/orange T-stat ( bmw coolant light reset ) warning then red and next be! That many people have with BMWs is the kind that was initially installed in system... Side as soon as this happens, especially in some gears ago ) feed, copy and this. I do not recommend driving your BMW, Porsche, Mercedes Benz Audi... As well as cause the engine to prevent any additional damage indicator, turns on and off for real! Concentrated coolant and continue to drive with the coolant level is low still. 'Re faced with a water pump/ T-stat failure mechanism could have been damaged when the coolant! Cap after the pressure in the correct values put yourself in a number of miles amount... A certain sign that your BMW with low coolant light sensor malfunction and replace cap. And does not have a sensor malfunction and replace the cap and tighten it until you can in...