The aircraft got into trouble moments after taking off from Bankstown Airport and tried to land on the nearby Bankstown Trotting Recreational Club.
CCTV footage from the scene shows the out-of-control light plane careening towards the carpark before crashing into the vehicle.
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Five people were evacuated from the carpark as firefighters sealed off the area and contained a minor fuel leak.
A dark grey Hyundai sustained significant damage, while the pilot was able to leave the incident without any significant injuries.