The 31-year-old male remains in custody while officers investigate the collision between a vehicle and the teenage victim, which happened on Sherwood Hall Road at its junction with Chadburn Road at 9:45pm last night (Saturday, May 14).
The victim was taken to hospital with injuries which although serious are not thought to be life-threatening.
The road was closed this morning but has since been re-opened, it is understood.
If you saw or heard anything that could help police with their investigation, please contact 101 quoting incident number 950 of Saturday, May 14.
Alternatively, call Crimestoppers on 0800 555 111.