Gates EHV116 HVAC Heater Control Valve

Gates EHV116 Electric Heater Control Valve

The Gates EHV116 Electric Heater Control Valve is an OE Exact HVAC temperature control component for vehicles that use electric coolant flow management. It regulates coolant movement through the heater core to help maintain the requested cabin temperature, and it is also used in thermal management systems found on electrified vehicles.

Compatible With 2004-2009 Toyota Prius applications, this valve matches the original-style electric connector and port sizing for direct replacement service. The Gates Electric Heater Control Valve line is built for modern cooling and heating systems that rely on electrically controlled coolant routing.

Key Features

• OE Exact comparison rating for factory-style fit and function
• Electric coolant control valve for HVAC heater core flow management
• Male electrical connector and male terminal gender
• Plastic/metal construction for use in engine bay thermal systems
• 1 inlet and 2 outlets with 17 mm (0.675 in) port diameters
• Fits 2004-2009 Toyota Prius, Electric Heater Control Valve

Detailed Description

Gates EHV116 is an electric heater control valve used to regulate coolant flow through the heater core and, in electrified vehicle systems, to support battery thermal management. This part is specified with one inlet and two outlets, each measuring 17 mm (0.675 in), along with a male electrical connector for the vehicle’s control circuit. For Toyota Prius owners searching for an electric heater control valve, heater coolant control valve, or OE-style HVAC temperature control replacement, the EHV116 provides the correct application-focused design.

This part cross-references Dorman - OE Solutions 601-021 for the same application.

What It Helps Address

• Inconsistent cabin heat in a 2004-2009 Toyota Prius
• Coolant flow problems through the heater core
• Faults related to electric heater control valve operation
• Temperature control issues in HVAC systems using electric coolant valves
• Thermal management concerns in hybrid vehicle cooling circuits

Installation Notes and Tips

Verify the inlet and outlet port sizes, connector style, and valve routing before installation. Confirm the replacement matches the vehicle’s original electric heater control valve layout and inspect coolant hoses, clamps, and electrical terminals for wear during service. After installation, refill and bleed the cooling system according to the vehicle service procedure to remove trapped air.

Quality Assurance

Gates supplies this valve as an OE Exact replacement component for the specified application. It is engineered to match original-style fitment and function for the listed Toyota Prius model years.