Why is my Kia Rio's engine making a clicking noise?

I recently purchased a Kia Rio and I have noticed that the engine is making a clicking noise. Is this something to be concerned about?

The clicking noise from your engine could be caused by a few different issues. It could be a sign of low oil levels or a problem with the engine's valve train. I would recommend getting it checked out by a mechanic to prevent any further damage.

I had a similar issue with my Kia Rio and it turned out to be a loose spark plug. I would suggest checking and tightening all the spark plugs to see if that resolves the issue.

Another potential cause of the clicking noise could be a worn out belt. If the belt is old and cracked, it can start to make noise as it moves around. Consider getting the belt replaced if it looks worn.