InMotion WU9406 Engine Water Pump

Engine Water Pump for Toyota and Scion

The InMotion WU9406 engine water pump is built for direct-fit cooling system service on select Toyota and Scion applications. It uses a precision-machined impeller to promote steady coolant circulation, while durable bearings, seals, and a corrosion-resistant housing support reliable operation.

Compatible With 2001-2013 Toyota Prius, Echo, Yaris, and select Scion xA and xB models, this water pump is a practical replacement for vehicles that need consistent engine cooling and OEM-style fitment. The InMotion WU9406 is engineered for straightforward installation and dependable performance.

Key Features

• Precision-machined impeller for efficient coolant flow
• High-quality bearings and seals for smooth, leak-resistant operation
• Corrosion-resistant housing for long service life
• OEM-fit design for direct replacement installation
• Built for select Toyota Prius, Echo, Yaris, and Scion xA/xB applications
• Part number: WU9406

Detailed Description

The InMotion WU9406 engine water pump helps maintain proper coolant circulation in the engine cooling system. By moving coolant through the engine and radiator circuit, it supports stable operating temperatures and helps reduce the risk of overheating. This replacement water pump is a fit for 2001-2009 Toyota Prius, 2001-2005 Toyota Echo, 2006-2013 Toyota Yaris, 2004-2006 Scion xA, and 2004-2006 Scion xB. The WU9406 is a direct-fit option for drivers servicing high-mileage cooling systems or replacing a worn pump during routine maintenance.

What It Helps Address

• Coolant circulation problems caused by a worn pump
• Engine overheating from reduced coolant flow
• Coolant leaks from aging seals or housing wear
• Noisy or rough pump operation from bearing wear
• Cooling system service on Toyota Prius, Echo, Yaris, Scion xA, and Scion xB models

Installation Notes and Tips

Verify engine application and match the vehicle to the listed fitment before installation. Inspect the cooling system, hoses, thermostat, and coolant condition while replacing the pump. Proper gasket surface preparation and correct torque procedures help support a leak-free installation. Part number WU9406 should be confirmed against the original pump before service.

Quality Assurance

InMotion builds this water pump with a machined impeller, quality bearings and seals, and a corrosion-resistant housing to support consistent cooling-system performance. Part number WU9406 is engineered for OEM-style fitment on the listed Toyota and Scion vehicles.