A driver has allegedly crashed his car and fled the scene, leaving the passenger behind.
The man was driving a Holden Colorado along Roe Highway in Canning Vale around 8.30pm on Sunday when he drifted into the gravel shoulder and hit a light pole.
The driver allegedly fled the scene, leaving his female passenger inside the vehicle.
She was taken to Royal Perth Hospital.
The man, aged in his 20s, was found by police at a house in Hammond Park and is assisting with inquiries.
Officers would like to speak to anyone that witnessed the crash, or saw the Colorado prior to the crash.
Anyone with information is asked to call Crime Stoppers on 1800 333 000 or to make a report online at crimestopperswa.com.au.
Police issue 31,000 driving infringements in first month of new AI cameras
Works underway on Rockingham and Safety Bay High School redevelopments
New measles exposure sites revealed in Bunbury
Dawesville man charged after allegedly leaving his elderly Great Dane to suffer painful conditions
Good Samaritan sought by police after helping teen during robbery in Baldivis
Under-16s social media ban now in force
Desperate search continues for missing Bunbury FIFO worker
Passengers now able to use credit, debit cards to tag on and off WA's public transport
New floating jetty speeds up emergency response times for Marine Rescue Mandurah