{"product_id":"heater-coolant-control-valve-for-2004-2009-toyota-prius-1-5l-l4-16670-21010","title":"Heater Coolant Control Valve for 2004-2009 Toyota Prius 1.5L L4 16670-21010","description":"\u003ch2\u003eHeater Coolant Control Valve for Toyota Prius\u003c\/h2\u003e\u003cp\u003eThis heater coolant control valve directs the flow of engine coolant through the cabin heater core, replacing OEM part number 16670-21010 on compatible 2004-2009 Toyota Prius 1.5L L4 models.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis heater coolant control valve is a direct-fit replacement for the factory coolant flow valve on 2004-2009 Toyota Prius 1.5L L4 vehicles. The valve opens and closes coolant flow to the heater core, restoring proper cabin heat and stable engine temperature control. It is built for Prius owners and independent mechanics handling routine cooling system repair.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement for OEM part number 16670-21010\u003c\/li\u003e\n\u003cli\u003eControls coolant circulation to the heater core for consistent cabin heat\u003c\/li\u003e\n\u003cli\u003eSealed valve body designed to resist coolant leaks under pressure and heat cycling\u003c\/li\u003e\n\u003cli\u003eConstructed from coolant-resistant materials for long service life\u003c\/li\u003e\n\u003cli\u003eFits the 1.5L L4 engine configuration used in second-generation Prius models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Toyota Prius 2004 1.5L L4\u003c\/li\u003e\n\u003cli\u003efor Toyota Prius 2005 1.5L L4\u003c\/li\u003e\n\u003cli\u003efor Toyota Prius 2006 1.5L L4\u003c\/li\u003e\n\u003cli\u003efor Toyota Prius 2007 1.5L L4\u003c\/li\u003e\n\u003cli\u003efor Toyota Prius 2008 1.5L L4\u003c\/li\u003e\n\u003cli\u003efor Toyota Prius 2009 1.5L L4\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRestoring cabin heat when the original valve fails or sticks\u003c\/li\u003e\n\u003cli\u003eCooling system repairs after a coolant leak is traced to the valve\u003c\/li\u003e\n\u003cli\u003eRoutine replacement during heater core or thermostat service\u003c\/li\u003e\n\u003cli\u003eFixing temperature control issues that trigger warning lights or poor defrost performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16670-21010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5L L4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHeater Coolant Control Valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePosition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHeater circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How do I know if my heater coolant control valve needs replacing? \u003cstrong\u003eA:\u003c\/strong\u003e Common signs include no cabin heat, coolant leaks near the valve, and erratic temperature readings. A stuck valve can also cause overheating or coolant loss.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this valve a direct fit for the listed Prius models? \u003cstrong\u003eA:\u003c\/strong\u003e It is designed to replace OEM 16670-21010 on 2004-2009 Toyota Prius 1.5L L4 vehicles. Confirm your part number and engine before ordering.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":50557074276438,"sku":"ZZ3P01705","price":57.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_e5d90068-0f7e-411d-b1af-d625b0d31364.jpg?v=1790969409","url":"https:\/\/www.solidspare.com\/products\/heater-coolant-control-valve-for-2004-2009-toyota-prius-1-5l-l4-16670-21010","provider":"Solid Spare","version":"1.0","type":"link"}