A car engine knock is a sound that no driver wants to hear. It is usually a sign that something is wrong with the engine, and if left unaddressed, it can cause serious damage to the vehicle....CONTINUE READING
There are several things that can cause a car engine to knock, and in this article, we will explore some of the most common causes.
Low-Quality Fuel
According to Mechanicbase, One of the most common causes of engine knock is low-quality fuel. If you fill up your car with gasoline that has a low octane rating, it can cause the fuel to ignite too early in the combustion cycle. This causes the engine to knock or ping, which can lead to serious engine damage over time.
Overheating
Another cause of engine knock is overheating. When the engine gets too hot, it can cause the metal parts to expand, which can lead to knocking sounds. This can happen if the engine is running low on coolant or if the radiator is clogged with debris.
Spark Knock
Spark knock is another common cause of engine knock. It occurs when the air-fuel mixture in the engine ignites before the spark plug fires. This can cause a knocking or pinging sound in the engine. Spark knock can be caused by a number of factors, including a dirty air filter, a malfunctioning oxygen sensor, or a faulty spark plug.
Carbon Buildup
Over time, carbon buildup can accumulate on the inside of the engine. This buildup can cause the engine to knock by interfering with the combustion process. This is especially common in older vehicles that have not had their engines cleaned or serviced in some time.
Worn Bearings
Worn engine bearings can also cause a knocking sound in the engine. Engine bearings are responsible for supporting the crankshaft and connecting rods. Over time, these bearings can become worn, which can cause them to knock against the engine block. This can cause serious damage to the engine if left unaddressed.
In conclusion, engine knock is a serious issue that should not be ignored. If you hear a knocking sound in your engine, it is important to have it diagnosed and repaired as soon as possible.
By addressing the underlying cause of the engine knock, you can help prevent further damage to your vehicle and keep it running smoothly for years to come…CONTINUE READING>>
