Inquiries are continuing after a single vehicle crash in Cranebrook last night.
About 7.15pm, emergency services were called to the intersection of Pensax and Sherringham roads at Cranebrook after reports a vehicle had hit a retaining wall
On arriving, police found the Holden Colorado utility had also hit fences and letterboxes before hitting the wall.
A male passenger ran from the scene.
The male driver, aged in his teens, sustained head injuries and has been taken to Westmead Hospital for further medical treatment.
Inquiries to identify and locate the passenger are still continuing.