What is clicking under hood?

What is clicking under hood?

If the ticking sound is loudest on acceleration and diminishes as the engine warms up, it may be caused by an exhaust leak at or near the cylinder head/exhaust manifold junction. Possible causes are a failed gasket, warped or cracked exhaust manifold, or simply loose attaching nuts or bolts.

Why does my Lexus make a knocking noise?

There was as issue with oil getting to the cam gears in the Lexus IS 350. This is more of a rattle noise than a complete knock. Oil can’t get to the cam gear weights adequately, which leads to premature wear on the cam gears.

Why does my Lexus sound like a sewing machine?

If your Lexus sounds anything like the one in the featured video below (a very angry sewing machine), the water pump is likely the culprit. If the noises do not fit either of the above scenarios but rather shows up after engine is shut down, take heart and read on to step 3.

Why is the oil in my Lexus IS 350 so low?

If the oil gets too low or too old, it won’t get those pieces lubricated adequately or quickly enough. Check your oil level and oil quality to be sure it’s in good condition. The Lexus IS 350 has another, more serious issue with similar symptoms. There was as issue with oil getting to the cam gears in the Lexus IS 350.

Can a water pump in a Lexus overheat?

The water pump in a Lexus IS—or in any vehicle for that matter—is a vital component. If the water pump seizes, the engine is going to overheat and quickly die permanently. The water pump is covered under the power train warranty, so if you are still within your warranty period, take it in sooner rather than later.

There was as issue with oil getting to the cam gears in the Lexus IS 350. This is more of a rattle noise than a complete knock. Oil can’t get to the cam gear weights adequately, which leads to premature wear on the cam gears.

If your Lexus sounds anything like the one in the featured video below (a very angry sewing machine), the water pump is likely the culprit. If the noises do not fit either of the above scenarios but rather shows up after engine is shut down, take heart and read on to step 3.

What are all the warning lights on a Lexus?

They are roughly ordered by importance, which tends to be by color (red, amber, yellow, orange, green, blue, gray), but there are over 80 of them so be patient! Models examined include CT, ES, GS, HS, IS, LC, LS, LX, NX, RC, RX, SC, and UX, 200, 250, 300, 330, 350, 400, 430, 450, 460, 470, 500, and 600.

If the oil gets too low or too old, it won’t get those pieces lubricated adequately or quickly enough. Check your oil level and oil quality to be sure it’s in good condition. The Lexus IS 350 has another, more serious issue with similar symptoms. There was as issue with oil getting to the cam gears in the Lexus IS 350.