Strange noise 2.4 L

[Tipil]

Sometimes, at starting the engine,a strange noise from the area of timing chain(sound like a diesel engine...) is earing. but just when I start the engine only. What do you think of that?

 

[melsg5]

timing chain tensioner

 

[Zimgxp]

Hydraulic tensioner. It needs a couple of seconds to fill up with oil.