Toyota () Prius: Short Circuit May Occur

Summary Toyota is recalling 52,503 Prius vehicles because the electric motor in the hybrid cooling system's water pump may have been damaged during manufacturing, causing the coil wire to corrode or break. If this happens, the water pump stops working, which can disable the hybrid system while driving and increase accident risk. The fix is to replace the water pump.

Recalling firm
TOYOTA (GB) PLC
Product
Vehicles: TOYOTA () PRIUS. Units affected: 52,503
Reason
In the Hybrid system of the subject vehicles there is an electrically driven water pump assembly that circulates coolant through the hybrid components. It is possible the coil wire of the electric motor installed in the water pump may have been scratched during the coiling manufacturing process at the supplier. In this condition the coil wire may corrode at the scratched portion and in some cases break. If this occurs the water pump could stop working leading to illumination of various warning lights in the instrument panel. In some cases a short circuit occurs between adjacent coil wires...
Classification
Class II
Category
vehicle recall
Country
United Kingdom
Agency
UK Driver and Vehicle Standards Agency
Recall date
2012-12-03
Status
Ongoing
Distribution
United Kingdom

Official recall notice from UK Driver and Vehicle Standards Agency

Recall details on Nibble Recalls: https://trynibble.app/recalls/40986e33-90a7-47f3-a817-6e14914c7ed4