Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions

Why are Hydraulic Lifters Noisy When Cold?

Model: (Various brands) Various
Part: Checks and maintenance

Why are hydraulic lifters noisy when the engine is cold? It often happens that, upon starting the cold engine of your vehicle, you hear an annoying noise from the lifters. The main cause of these bothersome noises or most failures is primarily due to deterioration or excessive dust accumulation in the lifter mechanism. To alleviate these issues, it is often sufficient to use specific products for lubricating mechanical components or some engine oil and gearbox additives.

Updated on 23 April 2026 by ScegliAuto

Video tutorial

Related tutorials

How to Check the Hydraulic Lifters?
How to Check the Hydraulic Lifters?
(Various brands) Various To check the hydraulic lifters, access the top of the engine block by removing the protective plastic cover. Once this is removed, unscrew the bolts …
Replacing Harley Davidson Pushrods
Replacing Harley Davidson Pushrods
(Various brands) Various The pushrods are located between the camshaft and the valves. They are secured to the engine block with four simple screws. Unscrew these screws, the…
What Causes Engine Valves to Break?
What Causes Engine Valves to Break?
(Various brands) Various Let's explore some theory, which is always interesting: why do the valves in our engine, whether intake or exhaust, break? Consider the cold adjustme…

Other guides you may be interested in

    Frequently Asked Questions

    • Vari - What does it mean when the message "insp" appears on a car? Read answer
    • Vari - What problems does the Kymco Downtown 300i have? Read answer

How to Open the Bonnet of a Renault Megane if the Lever is Broken?

If the lever that unlocks the bonnet of the Renault Megane is broken or not functioning, there is an emergency procedure to unlock the mechanism: remove the right front grille located at the top of the bumper. Once the grille is removed, you can locate the actuator mechanism: by pulling the spring in this position, you can unlock the actuator, allowing you to lift the bonnet and access the components located inside the engine compartment. You can then close the bonnet simply by lowering it.

Watch the video!


by ScegliAuto

More videos