Why does my Audi A4 make a rattling noise when accelerating?

I recently noticed that my Audi A4 makes a rattling noise when accelerating. It seems to be coming from the engine area. What could be causing this noise and how can I fix it?

Hi Max, the rattling noise could be due to a loose heat shield on the exhaust or a faulty catalytic converter. It's best to take your car to a mechanic for a proper diagnosis and repair. In the meantime, try not to accelerate too aggressively to minimize further damage.

From my experience, a rattling noise in an Audi A4 could be caused by a worn-out tensioner or timing chain. If this is the case, it's important to have it fixed as soon as possible to avoid any potential engine damage. I recommend taking your car to a trusted mechanic for a thorough inspection.