Read also: when AC freon is less, these happen The oil reaching here burns, shooting past the piston rings. What happens here is that these worn components allow the pistons to tuck oil into the cylinder. You would also notice white smoking from a car that is not smoking as a result of worn piston rings or cylinders. This is due to the residue buildup on the cap, so as the engine heats, the residues burn, causing white smoke. If you have an older car, you would notice the white smoke from the oil filler cap. Since it can be challenging to know which fuel injector is precisely bad, mechanics tend to recommend replacing all of them. The fix for this white smoke problem is to replace the fuel injector or its O-ring. The excessive fuel is then released as white smoke. Read also: why pushing gas does not speed upĪs such, if the O-ring of the fuel injector is leaky or the injector is stuck open, it will inject excessive fuel the combustion chamber can’t completely burn. The fuel injector is responsible for accurately timing and injecting fuel into the internal combustion chamber. You would also find white smoke from your vehicle exhaust if the fuel injector is faulty. Have a mechanic inspect the car through a professional diagnosis to determine your best solution. Otherwise, would be spending even more because even fixing a cracked engine block is still costly. If the engine block cracks, you would get the white smoke, which needs immediate fixing. If you figure out that the problem is faulty turbos, have them replaced to prevent water from leaking. Normally, when you start the engine in cold weather, your hot exhaust gas comes in contact with external cold air, which causes condensation and steam. This can damage the head gasket and other internal parts.Ĭondensation causing cars to blow white smoke but not overheating is quite common, and you have nothing to worry about here. Otherwise, the coolant level will drop, causing the vehicle to overheat. The solution is to have a mechanic fix the leak. The result, of course, is the white smoke and a sweet smell you get, but the vehicle does not overheat. This is typically a result of a crack in the cylinder head, and sometimes the engine block.Įven the smallest crack is all it takes for coolant to find its way in the wrong place, mixing with the engine oil, which causes contamination. It is quite common for a coolant leak to cause a car to blow white smoke without overheating. If white smoke comes from your car when the engine is warm, you sense a sweet smell or during acceleration, the coolant found its way into the engine combustion and is burning with fuel. White exhaust smoke can be followed by power loss, poor fuel economy, or cylinder misfire, so determine the possible causes for smoke from exhaust below: It is even common to have white smoke coming from the exhaust, even without the car overheating. When you see white smoke from your car, which is not overheating, determine where the smoke is coming from and do the following to fix it: Reasons for car blowing white smoke but not overheating: how to fix These are the areas this guide focuses on to help you possibly fix the problem yourself. The 4 major places where white smoke is coming from in your car could be the exhaust, filler cap, engine, and electrical system. Nonetheless, it can be a sign of more significant problems you need to address immediately to keep the car from causing a fire in your wallet-major expenses. Read also: why tail light works one side onlyīesides, white smoke is typically not catastrophic. So, in your case, we assume that smoke is the problem and not overheating. Possible places white smoke could be coming fromĭo not be quick to conclude that since there is white smoke, there is fire, especially if your car is not overheating. Safety steps when you notice your vehicle blowing white without overheating.White smoke blowing from electrical system.White smoke blowing from the oil filler cap.Reasons for car blowing white smoke but not overheating: how to fix.Possible places white smoke could be coming from.
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