Why does my car have gray smoke coming from the exhaust?
A rich mixture causes gray smoke, and a rich mixture is most often caused by faulty fuel injectors, faulty MAF sensor, or faulty O2 sensor. You can learn more about the different causes of a rich air-fuel mixture here: Engine Running Rich Causes & Symptoms
Why is there white smoke coming from my diesel engine?
In the cold weather, the white smoke can be quite normal, but in some situations, it is not. Continuous white smoke while driving is one of them. If you are having a diesel, white smoke may be unburned fuel or coolant going through the engine. But mostly, it is the incorrect injector timing in the cylinders.
Why do I have Sweet Smoke coming from my exhaust?
It happens that this gasket becomes bad and starts to leak. If you have a bad intake manifold gasket, you will often smell sweet smoke from the exhaust gases. If your exhaust smoke smells sweet, it’s most likely a condensed coolant you are facing.
What are the symptoms of a bad coolant temperature sensor?
Hence, it is advised to have your car inspected right away to avoid any serious problems. Here is a more detailed list of the common symptoms of a bad coolant temperature sensor. One of the first symptoms you will notice is that the check engine light will activate.
A rich mixture causes gray smoke, and a rich mixture is most often caused by faulty fuel injectors, faulty MAF sensor, or faulty O2 sensor. You can learn more about the different causes of a rich air-fuel mixture here: Engine Running Rich Causes & Symptoms
In the cold weather, the white smoke can be quite normal, but in some situations, it is not. Continuous white smoke while driving is one of them. If you are having a diesel, white smoke may be unburned fuel or coolant going through the engine. But mostly, it is the incorrect injector timing in the cylinders.
What does it mean when your car has blue smoke coming from the tailpipe?
Blue-gray or gray-white smoke. Blue-gray or gray-white smoke usually means the engine is burning oil. If you have a turbocharged engine, a faulty turbo seal could be causing this, but if you have a more common engine, it’s likely one or more of the following problems:
It happens that this gasket becomes bad and starts to leak. If you have a bad intake manifold gasket, you will often smell sweet smoke from the exhaust gases. If your exhaust smoke smells sweet, it’s most likely a condensed coolant you are facing.
What causes white smoke from pump line nozzles?
White smoke from older, mechanically governed, pump-line-nozzle (PLN) engines will take longer to clear up than from electronically controlled power units, which provide tighter injection timing.
What do white and blue smoke signals mean?
Blue Smoke Signals. While white and black smoke are related to fuel problems, blue exhaust is a sure sign that your engine is burning excessive oil. This could be caused by worn or broken piston rings, glazed or worn liners, or worn valve guides.