A post mortem has now been completed following the death of 18-year-old Jovaan Graham who was found outside Pohlen Hospital in Matamata early yesterday morning.
Interim results of that process indicate that Jovaan died immediately at the scene of the collision on SH29.
Arrangements are now being made to return the young woman to her family.
The investigation into yesterday's incidents is continuing.
Anyone with information is asked to contact Tauranga Police on 07 577 4300. Alternatively information can be provided anonymously via Crimestoppers on 0800 555111.
Media enquiries should be referred to Communications Manager Kim Perks on 027 234 8256.