Timing belt tensioner knocking noise1/11/2024 ![]() The engine’s cylinder head hardware, its crank bearings and oil pump inside – all might be damaged due to a broken timing belt. When you try to turn on the engine with your key, the starter motor might engage and you may hear that too, but the engine won’t just start and there will be damage in the internal engine compartment if the timing belt breaks off. If your timing belt has gone bad, your engine wouldn’t start because the crankshaft and camshaft won’t be synchronized. So just to be sure, use an onboard diagnostic tool or plug an OBD2 scanner into your car to figure out why the dashboard light turned on in the first place. However, there are several reasons why the check engine light goes on. If there is a problem with your timing belt, your engine might flicker the check engine light on your dashboard. Flickering Engine Light If the car’s dashboard check engine light sign is on there might be a problem with the timing belt This happens because the loose timing belt hits several parts inside the timing belt cover. If the timing belt tensioner is loose and the timing belt is getting stretched out because of this reason, you will continuously hear knocking or slapping noises. The best way to be sure the symptom is related to a problem with the timing belt and not any other belt or part of the engine malfunctioning – you should visit a mechanic who would open the engine and visually inspect your vehicle engine’s timing belt. However, the timing belt makes squealing sounds when you hit the brakes or accelerator with full force. ![]() Unlike the ticking timing belt sound, this sound is not continuous. Squealing SoundsĪlthough squealing noises are mostly associated with the serpentine belt, an irregular squeal can be due to a worn-out timing belt. When the teeth wear out or fall off, fast-paced, repetitive timing belt noise is generated as it rotates. The meshing teeth present on the inside of the timing belt running between the camshaft gear and the crankshaft gear keeps the gears in place. When the timing belt starts falling the ticking or clicking sound becomes pretty audible. Generally, a timing belt that goes bad makes a noticeable ticking or clicking timing belt sound that is unusual. The teeth of the timing belt make it sound different from the other belts in your engine, such as a serpentine belt. Timing Belt Sound – Symptoms and Solutionsįollowing symptoms will help identify if the noise coming from your car is a timing belt noise or something else. Then, if the timing belt is broken, your car will not start at all. To put it simply, with a bad timing belt, your engine will not ignite fully when you try starting the car with your key. Not fixing it with a new one usually means your vehicle’s engine will not ignite. If your timing belt has gone bad, it is making noises, it may be because it’s old or because it’s broken. You will be doing a great disservice to your vehicle’s health by ignoring the timing belt noise. And this is when your car starts to make unusual sounds, which are called bad timing belt noise. What basically a timing belt does is connect the camshaft to the crankshaft in your engine enabling a synchronized rotation that allows the engine to properly function.Īs for the timing belt noise, if the belt does not work properly there is synchronization. Cars with combustion engines rely on timing belts or timing chains for proper functioning. ![]() This belt runs through a series of pulleys and gears. A timing belt is a crucial component of your car’s engine, if the rubber belt breaks, your engine can get damaged majorly. What is Timing Belt Sound? If you hear a timing belt noise, take your car for a professional check upīefore discussing what the timing belt sounds like, let’s first quickly glance over what this belt is all about. This guide will help you understand the reasons behind different timing belt noises along with possible solutions to those problems. If you are able to identify these sounds, you will be able to get the problem resolved before it leads to bigger issues in your car. However, there can be different problems with the timing belt, resulting in different types of noises. If your car is making unusual noises while driving, there is a chance that it can be a timing belt issue. ![]()
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