Diagram reference number 5 in the image below:
"" Fitment: 2009 HYUNDAI TUCSON SE - 4 door

Application Notes:

Category: Electrical. Lighting and Body

SubCategory: Switches

Position: General

Part Number: 971432E250


This is a A/C Evaporator Temperature Switch that fits the 2009 HYUNDAI TUCSON SE - 4 door with the engine. The A/C Evaporator Temperature Switch is designed by HYUNDAI to be part of the Electrical. Lighting and Body-Switches. The A/C Evaporator Temperature Switch has a position on the vehicle of General. The 2009 HYUNDAI TUCSON A/C Evaporator Temperature Switch is a factory made HYUNDAI OEM part and it comes with a 12 month 12.000 mile warranty (parts only). Do not be fooled by an aftermarket HYUNDAI TUCSON A/C Evaporator Temperature Switch! Buy a factory HYUNDAI part and receive peace of mind!
This factory part has a part number of 971432E250. "