Denso 221-3112 Radiator

Reliable Radiator Replacement for Toyota Yaris and Scion xD

The Denso 221-3112 radiator is engineered to provide efficient cooling performance for your Toyota Yaris or Scion xD. Designed with precise core dimensions and integrated transmission oil cooler, this radiator supports optimal engine temperature management under various driving conditions.

• Core Height: 13.75 inches
• Core Width: 19.187 inches
• Core Thickness: 0.625 inches
• Inlet Diameter: 1.25 inches
• Outlet Diameter: 1.25 inches
• Includes Transmission Oil Cooler

Detailed Radiator Specifications and Features

This Denso radiator (part number 221-3112) features a core height of 13.75 inches and a width of 19.187 inches, providing a balanced surface area for effective heat dissipation. The core thickness of 0.625 inches ensures durability while maintaining efficient coolant flow. Both the inlet and outlet diameters measure 1.25 inches, compatible with the factory hose sizes on the Toyota Yaris and Scion xD models. Additionally, the integrated transmission oil cooler helps maintain transmission fluid temperature, contributing to overall vehicle reliability.

Compatible Vehicles and Common Applications

This radiator is specifically designed for use with the following vehicles:

• Toyota Yaris radiator replacement
• Scion xD cooling system upgrade

It addresses common cooling system issues such as:

• Overheating due to radiator core damage or clogging
• Coolant leaks from worn or cracked radiator components
• Transmission fluid overheating in vehicles equipped with transmission oil coolers
• Reduced cooling efficiency from corrosion or sediment buildup

Installation Notes and Tips

When installing the Denso 221-3112 radiator, ensure all hoses and clamps are securely connected to the 1.25-inch inlet and outlet ports. Properly bleed the cooling system to remove air pockets and verify the transmission oil cooler lines are correctly attached if applicable. It is recommended to inspect related cooling system components such as hoses and thermostat during installation to maintain overall system integrity.

Quality Assurance and Warranty Information

Denso radiators are manufactured to meet or exceed OEM specifications, ensuring reliable performance and fitment for Toyota Yaris and Scion xD vehicles. The 221-3112 radiator undergoes rigorous quality control testing to verify durability and cooling efficiency. Please refer to Denso's warranty policy for specific coverage details.