Why does my Hyundai i30 make a knocking noise?
This might make sense when there is a noise when cold but not hot for example. In my Landcruiser the engine cover used to rattle on the rocker cover very annoying but a slight tweak of the bracket and all gone. Click to expand… Only on idle and normally when engine is warm/hot.
Why does my car make a pinging noise when I idle?
If you have an engine pinging noise, it’s caused by engine detonation. What happens is that fuel is igniting before the spark plug fires off. It’s due to excessive heat, poor fuel delivery, and a bunch of other causes too. Spark knock usually happens at idle and smooths out when you’re driving, but the condition is still present.
Why does my car make a rattling noise when I start it?
An engine rattling noise, or a clicking sound in an engine, can spring up from a number of sources. Whether it’s engine knocking when accelerating or some kind of spark knock or just a general engine noise, some are more serious than others, but there’s one thing that’s true of them all: it’s never good to leave it alone.
What should I do if my car engine is making strange noises?
Strange engine noises are bad news. Do not ignore them—get it fixed or try to make DIY repairs. Your car engine is making unnatural noises and you don’t have the slightest idea what it could be.
Why is the RPM gauge on my Hyundai not working?
More than likely your crankshaft sensor has completely failed or fails once it heats up. The ECM takes the readings from the crankshaft and camshaft position sensors and uses that to determine when to fire the injectors, spark the plugs and shift the transmission.
Why does my car make a whining noise when I accelerate?
Squealing Noises When you accelerate and hear a squeal, a squeak, or a whine, odds are the cause is a worn belt. Your timing belt might whine while idling, and actually stop whining after you continue accelerating, only to return once you slow down. Your engine’s whining noise can be addressed relatively easily.
Strange engine noises are bad news. Do not ignore them—get it fixed or try to make DIY repairs. Your car engine is making unnatural noises and you don’t have the slightest idea what it could be.
Why does my car engine make clunking noises?
Wear and tear on engine parts are unavoidable, and sometimes, even idle engines can make noises that aren’t quite right. Ideally one would only be able to hear the pistons going up and down. However, keep an eye out for other noises – such as clunking, grinding, or screeching – so that you can fix any issues before they get extensively worse.