Dayco DP1378 Engine Water Pump

Dayco DP1378 Engine Water Pump

The Dayco DP1378 engine water pump is a direct-fit cooling system replacement for select Toyota, Scion, and Lexus applications with serpentine belt driven systems. It is built for drivers replacing a worn water pump on a Toyota Highlander, RAV4, Camry, Venza, Sienna, or Scion tC.

Key Features

• Engine water pump for belt-driven cooling system service
• Fits select 2009-2019 Toyota Highlander applications with serpentine belt driven systems
• Fits select 2009-2018 Toyota RAV4 applications with serpentine belt driven systems
• Fits select 2010-2014 Toyota Camry and 2015-2017 Toyota Camry Standard Version applications
• Fits select 2009-2015 Toyota Venza, 2011-2012 Toyota Sienna, and 2011-2016 Scion tC applications
• Dayco DP1378 part number for catalog and service matching

Detailed Description

Dayco DP1378 is an engine water pump for vehicles listed with serpentine belt driven systems, making it a fitment-based replacement for common Toyota cooling system repairs. Use this part when servicing a Toyota Highlander, Toyota RAV4, Toyota Camry, Toyota Venza, Toyota Sienna, or Scion tC that requires a belt-driven water pump replacement. The DP1378 part number helps confirm the correct application during ordering and repair planning.

What It Helps Address

• Coolant circulation problems caused by a failing water pump
• Overheating from reduced coolant flow
• Coolant leaks at the pump assembly
• Noise or bearing wear from a worn belt-driven pump
• Cooling system service on high-mileage Toyota and Scion vehicles

Installation Notes and Tips

Verify engine configuration and belt-drive setup before installation. This part is listed for vehicles equipped with serpentine belt driven systems, and the 2015-2017 Toyota Camry listing specifies the Standard Version. Confirm the vehicle year, make, model, and cooling system layout against the catalog before beginning service.

Quality Assurance

Dayco is a recognized aftermarket brand in belts and cooling components, and DP1378 is cataloged as an engine water pump for the listed applications. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.