Main Causes of BMW Engine Blowing White Smoke From Exhaust
If you notice the white smokes blowing from the exhaust of the BMW, then you need to know about the causes to avoid the engine damages.
By considering the dangerous conditions of BMW, you need to fix it immediately by a professional mechanic.
When you found an unfortunate situation where the white smokes continuously coming out of the engine, let it warm up for than a couple of minutes.
There are several internal problems found in your BMW, it’s important to address these issues so that your engine and exhaust system do not get damaged.
The following points define the causes behind your BMW blowing white smoke from the exhaust system.
Failed coolant tank
The coolant leak in the coolant reservoir tank can happen if the reservoir tank gets damaged or cracked.
Sometime, it will happen when the mechanic will fix other issues of the BMW and accidentally damage the tank.
Unusual oil leaks
When the oil leak out in your piston rings or valve seals, then it will ultimately flow into the internal combustion chamber along with the fuel.
If the fuel and oil get mixed together in the car, then it will cause white smoke even blue smoke from the tailpipe.
Damaged cylinder head
When the cylinder head is cracked or damaged, then the coolant will begin to leak out of it. In this way, a small amount of coolant leak out and mixed with the engine oil.
When this happens, the oil will become contaminated in the BMW and the white exhaust smoke coming out of the tailpipe.
Broken fuel pump injector
The fuel pump injector is generally responsible for placing the fuel into the internal combustion chamber at the proper time.
If you found broken fuel pump injector in your BMW, then it would cause white smoke due to the lack of proper amount of fuel in the chamber.
Issues in the engine control unit
If you have a faulty engine control unit in your BMW, then it may throw off the timing of the fuel pump injector and cause white smoke from the exhaust system.
In these cases, you have to fix or reprogram the engine control unit so that you will get the correct timing of the fuel pump injector.
Cracked engine block
When the entire engine block of your BMW is cracked, then you will notice several kinds of problems in your car which is very costly to fix.
If you don’t know which problems in your BMW will cause white smokes, then you need to diagnosis by a professional mechanic to look over the car.
Conclusion
If you found white smokes coming from the exhaust of your BMW, then take your car to a professional mechanic to fix it.
Your mechanic will first diagnose your issues and fix them as soon as possible for preventing the other issues of the BMW.
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