Gates HVAC Heater Control Valve P/N:EHV148
Gates EHV152 heater control valve for the 2018-2020 Audi RS3 and other vehicles adjusts coolant flow through the heater core to control cabin temperature. The valve is electric and is also called an HVAC heater control valve.
Weak or uneven cabin heat, heat that ignores the temperature setting, or coolant seen leaking at the valve can mean the valve is worn. A low coolant level, air in the cooling system, a blend door actuator or a clogged heater core can be behind those signs too, so find the cause before you buy a new valve.
This heater control valve is a direct-fit part for the 2017-2022 Audi Q7 and the 2023-2024 Audi S8, as well as the 2018-2020 Audi RS3. Its design, fit and function are OE exact and application-specific, and 3D model imaging in the design phase supports a precise OE fit. This listing is a single valve, which is the quantity the 2023-2024 Audi S8 takes.
Fit and size
Build and materials
One heater control valve, with mounting brackets and hardware included as required.
Interchange: 4H0121670A
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
Will Gates EHV152 work as a 2017-2022 Audi Q7 heater control valve?
Yes. Gates EHV152 fits the 2017-2022 Audi Q7 and the 2023-2024 Audi S8. For another car, look up its model and year in the "Vehicles it fits" section.
Does the Gates EHV152 heater control valve come with brackets?
Yes. Mounting brackets and hardware are included as required. The listing is one heater control valve.
What size are the ports on this Gates heater control valve?
The inlet and outlet ports each measure 19 mm (0.764 in) across on the outside. The valve has a female connector.
What signs can a failing electric heater control valve show?
Cabin heat that stays weak or ignores the temperature setting, or coolant seen leaking at the valve once the engine is cool, can be signs. A shop can test the valve.
Are the outlets on Gates EHV152 made of virgin resin?
Yes. Gates EHV152 has plastic outlets made of 100 percent virgin resins. Its metal components are 301 stainless steel as needed to resist corrosion.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.