Can no antifreeze cause smoke?
Even small amounts of coolant entering the combustion chamber will produce white exhaust smoke. One of the main causes of white exhaust smoke and coolant loss is a cracked or warped cylinder head, a cracked engine block, or head gasket failure caused by overheating.
What smoke indicates coolant in the exhaust?
Thick white exhaust smoke
Thick white exhaust smoke indicates a coolant leak, which could cause overheating and put your engine at serious risk of damage.
What to do when white smoke comes out of exhaust?
There are several steps you need to take to be able to fix the white smoke issue. The first thing you should check out when you see white smoke coming out of your exhaust should be the intake manifold gasket. As you know, this gasket seals the manifold not only transports coolant to the engine but also oxygen.
Why does my car have a lot of smoke coming from the exhaust?
Thick smoke usually comes from the faulty in engine coolant, which could lead to many serious problems like damaged cylinder head, blown head gasket, cracked engine block… which might cost drivers quite a lot. In this situation, we suggest to not ignore it. A coolant leak, even small, can lead to the serious risk of damage to your dear vehicles.
When to worry about white smoke coming from your engine?
The takeaway is that you only have to worry about white exhaust smoke when it is thick, smells sweet, or doesn’t clear up in less than 2 minutes after starting your engine. If your vehicle keeps producing white smoke after the stated period, you’ll need to troubleshoot and fix the problem as soon as possible.
Why does my exhaust have a sweet smell?
Internal coolant leakage is another cause of white exhaust smoke. In the introduction to this section we mentioned that when the coolant leaks into the combustion chamber, the white smoke produced has a sweet smell.