Waterloo Regional Police say three people suffered minor injuries in a crash on Fairway Road.
It happened around 6:15 p.m. on Tuesday.
Police say a vehicle was making a left turn onto Thaler Avenue when it struck a vehicle heading southbound.
The car spun around and came to rest against a concrete post.
Police then say the driver of the vehicle heading northbound fled the area on foot.
Anyone with information is asked to call police at 519-570-9777 or Crime Stoppers at 1-800-222-8477.
Fairway Road was closed for several hours while police conducted their investigation.