Knocking noise from rear of car when idle. Engine knocking is a common problem that can be caused by a variety of issues. This type of noise can cause serious damage to an engine if left unaddressed. The causes of engine knocking sounds may range from bad fuel, faulty spark plugs, or even a dirty combustion chamber. Luckily, a knocking engine is often quite easy to repair. One of the most common causes of engine knocking is improper fuel combustion. Feb 22, 2022 · Engine Knocking At Idle Goes Away When Accelerating Engine knocking is generally a sign of poor combustion and uneven fuel burning. This sound will generally be the same in intensity whether the engine is idling, operating at high speeds, or under load. It is easy to get distressed when you hear a knocking noise coming from the back of the car. Oct 2, 2023 · But not to worry – while that persistent knocking noise may be unnerving, understanding the root causes and solutions will have you back on the road knocking-free in no time. So, let us go straight to the 2 days ago · Did you suddenly hear an engine knocking sound at idle? Here's why it happens and how to fix it before the problem becomes bigger. fg 1tl qa6 mc2 mvlv as5ex yowip gr b7q jptoldm