How to maintain and extend the lifespan of a Nissan X-Trail's engine?

I recently bought a pre-owned Nissan X-Trail and was wondering if there are any tips and techniques I can use to keep the engine running smoothly. Any potential maintenance issues I should look out for? Would love to hear from experienced Nissan X-Trail owners on their best practices!

Regular oil changes are essential for keeping your engine in good condition. It's also important to check the oil level and quality regularly.