Allow the engine to cool down before removing the cap from your coolant reservoir. Locate the coolant expansion tank, typically situated on the left side of the engine bay. Your owner’s manual will have information on where your coolant reservoir is located. Check the coolant level.
Table of Contents
How do I add coolant to my 2014 BMW 528i?
- Find Reservoir – Locate the coolant reservoir and clean it.
- Check Level – Determine the coolant level.
- Add Coolant – Determine coolant type and add fluid properly.
- Replace Cap – Secure the coolant reservoir cap.
What level should my coolant reservoir be at?
“When the engine is cool, open your hood, and locate the coolant reservoir. The coolant level should be between the F(full) and L(low) marks on the side of the coolant reservoir.”
How do you read BMW coolant level?

How do I know if my BMW coolant is low?
However, if your car is not equipped with this feature, you may damage or even destroy certain parts of your vehicle. Warning signs of low or no coolant/antifreeze: Dashboard warning light: When coolant/antifreeze is low, your vehicle may notify you on its dashboard.
How do you know if your BMW needs coolant?

Why does my BMW say low coolant when it’s full?
If you check your coolant reservoir and it appears to be full, but your low coolant light is on, then your vehicle’s coolant sensor may be malfunctioning. Most automotive shops can diagnose a sensor malfunction and replace the sensor.
Can I drive with coolant level low?
If your car has a low coolant you can drive for some time. It really relies on the level of coolant. If it is low but it is above the minimum, you can drive your car for a few days. But if it is below the minimum, please do not even try to run your engine.
What happens if I overfill my coolant?
Most of the time, excess coolant is expelled from an overflow hose. You’ll likely see a puddle of coolant beneath your car if this has happened. In worst case scenarios, overfilling your antifreeze tank can lead to electrical damage if overflow comes into contact with engine wiring.
Should the coolant reservoir always be full?
Your coolant reservoir tank should be at least 30% full. Most reservoir tank has a min and max mark drawn on the side of the container. What is this? The most common cause of a coolant leak is a bad radiator cap, bad radiator fans, and loose radiator hose clamps.
Should I fill coolant to Max?
Fill the reservoir to the MAX line. Do not overfill it. The coolant mixture expands as it heats up and needs room to do so. Replace the cap.
Should my coolant reservoir be full when cold?
During the cold winters, you may realize your car changes, especially the coolant, which acts as an antifreeze. So, where should the coolant level be when cold? The ideal coolant level should be between the F (full) and the L (low) marks or between the MIN and MAX marks on the coolant reservoir side.
How do you check the coolant on a BMW 5 Series?

Why does BMW use blue coolant?
We recommend using BMW’s “Blue” coolant in your car because it is silicate & phosphate free, and has a much longer lifespan inside of your car’s cooling system.
Can I put water instead of coolant in my BMW?
While you can drive the car for a short time using water in place of the coolant, it won’t effectively protect your engine. This means its essential to get the problem that caused a low coolant level fixed as soon as possible, and the radiator filled with a 50/50 ratio of coolant to water.
Does BMW lose coolant?
One issue that may arise in your BMW. Coolant leaks can stem from a handful of problems: damaged radiator, a bad head gasket, or a weak radiator cap. 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.
What does the coolant light look like on a BMW?
This yellow warning light will come on when coolant levels are running low, to remind you to top them up. Avoid making any long journeys without enough coolant: you should stop and top up as soon as possible, otherwise you risk causing serious damage to your car.
Is coolant the same as antifreeze?
Engine coolant, also known as antifreeze, is mixed with water to keep the radiator from freezing in extreme cold and overheating in extreme heat.
How often does a BMW need coolant?
How often should you change coolant in a BMW? Typically, you should have your BMW coolant flush completed every 30,000 miles or every two years. There are some instances where your vehicle can go without a flush for a longer period of time.
What is the best coolant for BMW?
The ZEREX G-48 coolant is ideal for BMW cars. Designed for both diesel and gasoline engines, the coolant has low-silicate, pH, anti-phosphate technology that protects all metals, like aluminum against corrosion.
Is Prestone coolant OK for BMW?
Optimal formula for all BMW ยฎ; All Mini ยฎ; All Volvo ยฎ; Mercedes ยฎ older than 2014; Volkswagen ยฎ older than 1997; Audi ยฎ older than 1997; Jaguar ยฎ older than 1999, Porsche ยฎ older than 1996. This technology regulates your engine’s temperature, prevents freezing and protects the engine from corrosion.
How do you reset BMW coolant?

How do I know if my BMW is overheating?
One of the easiest ways to identify an overheating engine is to touch the hood. If it is too hot to touch after 10 seconds, the engine is likely overheating. Another clear indicator of BMW engine overheating is steam escaping from under the hood.
Why is my coolant low but no leaks?
If the coolant level is dropping and there is no external leak evident, then the coolant is probably leaking internally, into the engine. If the car has recently overheated then this could have caused the head gasket to fail. If it has, it could be leaking coolant into the combustion chambers.
Can you just add coolant?
If the coolant level is low, add the correct coolant to the reservoir (not the radiator itself). You can use diluted coolant by itself, or a 50/50 mixture of concentrated coolant and distilled water. When the coolant rises to the cold fill line, replace the cap and tighten it until you feel it click. Close the hood.