Dayco DP1378 Engine Water Pump

Brand Dayco DP1378
Fits Scion and Toyota · 44 vehicles

Engine water pump. Circulates coolant to help maintain proper engine temperature.

$100.83Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $100.83
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

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.

This part fits 44 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypeNotes
2019ToyotaHighlander2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.
2018ToyotaHighlander2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.
2018ToyotaRAV4Compatible with vehicles equipped with serpentine belt driven systems.
2017ToyotaCamry2.5LL4GASSerpentine Belt Driven; Standard Version
2017ToyotaHighlander2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.
2017ToyotaRAV4Compatible with vehicles equipped with serpentine belt driven systems.
2016SciontCCompatible with vehicles equipped with serpentine belt driven systems.
2016ToyotaCamry2.5LL4GASSerpentine Belt Driven; Standard Version
2016ToyotaHighlander2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.
2016ToyotaRAV42.5LL4Compatible with vehicles equipped with serpentine belt driven systems.
2015SciontCCompatible with vehicles equipped with serpentine belt driven systems.
2015ToyotaCamry2.5LL4GASSerpentine Belt Driven; Standard Version
2015ToyotaHighlander2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.
2015ToyotaRAV42.5LL4Compatible with vehicles equipped with serpentine belt driven systems.
2015ToyotaVenza2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.
2014SciontCCompatible with vehicles equipped with serpentine belt driven systems.
2014ToyotaCamry2.5LL4Compatible with vehicles equipped with serpentine belt driven systems.
2014ToyotaHighlander2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.
2014ToyotaRAV42.5LL4Compatible with vehicles equipped with serpentine belt driven systems.
2014ToyotaVenza2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.
2013SciontCCompatible with vehicles equipped with serpentine belt driven systems.
2013ToyotaCamry2.5LL4Compatible with vehicles equipped with serpentine belt driven systems.
2013ToyotaHighlander2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.
2013ToyotaRAV42.5LL4Compatible with vehicles equipped with serpentine belt driven systems.
2013ToyotaVenza2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.
2012SciontCCompatible with vehicles equipped with serpentine belt driven systems.
2012ToyotaCamry2.5LL4Compatible with vehicles equipped with serpentine belt driven systems.
2012ToyotaHighlander2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.
2012ToyotaRAV42.5LL4Compatible with vehicles equipped with serpentine belt driven systems.
2012ToyotaSienna2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.
2012ToyotaVenza2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.
2011SciontCCompatible with vehicles equipped with serpentine belt driven systems.
2011ToyotaCamry2.5LL4Compatible with vehicles equipped with serpentine belt driven systems.
2011ToyotaHighlander2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.
2011ToyotaRAV42.5LL4Compatible with vehicles equipped with serpentine belt driven systems.
2011ToyotaSienna2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.
2011ToyotaVenza2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.
2010ToyotaCamry2.5LL4Compatible with vehicles equipped with serpentine belt driven systems.
2010ToyotaHighlander2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.
2010ToyotaRAV42.5LL4Compatible with vehicles equipped with serpentine belt driven systems.
2010ToyotaVenza2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.
2009ToyotaHighlander2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.
2009ToyotaRAV42.5LL4Compatible with vehicles equipped with serpentine belt driven systems.
2009ToyotaVenza2.7LL4Compatible with vehicles equipped with serpentine belt driven systems.