AirAsia X has launched an investigation into the reported engine problem that occurred on one of its flights bound for Kuala Lumpur from Perth, Australia.

In a statement today, AirAsia said the cause of the incident on Flight D7 237 yesterday is also being probed, together with its engine manufacturer Rolls-Royce.

"The safety of our guests and crew is of utmost importance to us. We are also cooperating fully with the local aviation authorities."