Denso 221-9505 Radiator

Overview of the Denso Radiator 221-9505 for Toyota and Scion

The Denso radiator part number 221-9505 is designed specifically for the Scion iA and Toyota Yaris iA models. Engineered to meet OEM specifications, this radiator ensures efficient engine cooling and reliable performance for your vehicle.

• Core Height: 14.75 inches
• Core Width: 23.3125 inches
• Core Thickness: 0.625 inches
• Inlet Diameter: 1.3125 inches
• Outlet Diameter: 1.3125 inches
• Transmission Oil Cooler: Not included

Detailed Radiator Specifications and Design

This Denso radiator features a core height of 14.75 inches and a width of 23.3125 inches, providing ample surface area for heat dissipation. The core thickness of 0.625 inches supports efficient coolant flow while maintaining structural integrity. Both the inlet and outlet diameters measure 1.3125 inches, ensuring compatibility with the existing coolant hoses on the Scion iA and Toyota Yaris iA. Note that this radiator does not include a transmission oil cooler, so it is intended for vehicles without integrated transmission cooling requirements.

Compatible Vehicles and Applications

This radiator is compatible with the following vehicles:

• Scion iA
• Toyota Yaris iA

It is designed to replace the original radiator in these models, restoring proper engine temperature regulation and preventing overheating issues.

Common Issues Addressed by the Denso Radiator 221-9505

• Engine overheating due to radiator leaks or blockages
• Reduced cooling efficiency from damaged or corroded radiator cores
• Coolant leaks from worn inlet or outlet connections
• Inadequate heat dissipation causing engine performance problems
• Replacement of a faulty radiator to maintain engine reliability

Installation Notes and Tips

When installing the Denso radiator 221-9505, ensure that the inlet and outlet hose diameters match the vehicle’s existing connections (1.3125 inches). Properly flush the cooling system before installation to remove debris and contaminants. Verify that mounting points align with the vehicle’s frame to avoid stress on the radiator core. Since this radiator does not include a transmission oil cooler, confirm that your vehicle’s transmission cooling system is separate or unaffected.

Quality Assurance and Warranty

Denso radiators are manufactured to meet strict quality standards and OEM specifications. While specific warranty details for part number 221-9505 are not provided here, Denso products typically come with a limited warranty covering defects in materials and workmanship. For exact warranty terms, consult the product documentation or authorized Denso distributors.