Why is my Kia Picanto making a rattling noise?

I noticed that my Kia Picanto is making a rattling noise whenever I start the engine. It seems to go away after a few minutes of driving. What could be causing this and should I be concerned?

The rattling noise you're hearing could be caused by a loose heat shield on your exhaust system. This is a common issue in Kia Picantos and can usually be fixed by tightening the bolts on the heat shield.

Another possibility is that your engine is low on oil. Check your oil level and top up if needed. Running your engine without enough oil can cause serious damage.

It's also possible that the rattling noise is coming from a loose accessory belt. This could indicate that the belt needs to be replaced or tightened. I would recommend taking your car to a mechanic for a proper diagnosis and repair.