Footage has emerged of a dramatic car-jacking in Sydney's west, with a man treated for shock after being threatened with a knife.
The video, published by 7 News, shows a man hosing his car at a Macquarie Fields petrol station before a man in a mask emerged.
The man, brandishing a knife, forced his way to the front of the vehicle.
However, things took a bit of a turn when the thief couldn't work out the keyless ignition.
A jostle ensued, with the owner racing over to try to open the driver door to his Audi.
The car eventually sped off.
The owner has been treated for shock.