Why is my Vauxhall Mokka making a rattling noise while idling?

I recently noticed that my Vauxhall Mokka is making a rattling noise while idling. It seems to be coming from the engine area. What could be causing this issue and how can I fix it?

The rattling noise could be caused by a loose heat shield, which is a common issue in the Vauxhall Mokka. It's important to have this fixed as it can lead to further damage if left unfixed.

Another potential cause could be a problem with the timing chain tensioner. This can cause the engine to make a rattling noise. I suggest taking your car to a mechanic to have it checked and repaired if necessary.

Be sure to check your oil levels regularly, as low oil levels can also lead to an engine rattling noise. If the oil is low, top it up and see if the noise improves. If not, it's best to have a mechanic inspect your car.