A Honda Jazz was being driven along Rock Street, towards Midland Way, when it collided with a wall shortly after the Streamleaze junction at 10.50am on Thursday, May 4.
The male driver and female passenger were seriously injured with the woman dying in hospital on Wednesday, May 10.
The driver remains in a critical condition in hospital.
The woman’s family are being supported by a specially-trained officer.
Aanyone with information should call 101 and quote reference number 5223103620.
