Denso 471-1144 A/C Compressor

Reliable A/C Compressor for Toyota 4Runner

The Denso 471-1144 A/C compressor is designed specifically for Toyota 4Runner models requiring an R12 refrigerant system. Engineered with a bolt tangent mounting type and a V-belt pulley, this compressor ensures proper fit and function for your vehicle's HVAC system.

• Compatible with Toyota 4Runner models using R12 refrigerant
• Clutch maximum diameter of 140.0 mm for precise engagement
• V-belt pulley type for efficient power transmission
• Bolt tangent mounting type for secure installation
• OEM-quality part number 471-1144 by Denso

Technical Details and Specifications

This Denso A/C compressor (part number 471-1144) is built to meet the exact specifications required by Toyota 4Runner vehicles that utilize R12 refrigerant. The clutch maximum diameter of 140.0 mm is designed to match the original equipment, ensuring smooth clutch engagement and reliable operation. The V-belt pulley type is compatible with the vehicle’s existing belt system, providing consistent power delivery to the compressor. The bolt tangent mounting type allows for a secure and stable fitment, reducing vibration and wear over time.

Applications and Common Issues Addressed

• Restores proper air conditioning function in Toyota 4Runner models with R12 refrigerant systems
• Replaces worn or damaged A/C compressors causing insufficient cooling
• Solves clutch engagement problems due to worn clutch diameter
• Addresses pulley belt slippage or noise issues
• Fixes mounting instability that can lead to premature compressor failure

Installation Notes and Tips

When installing the Denso 471-1144 A/C compressor on a Toyota 4Runner, ensure the refrigerant system is properly evacuated and recharged with R12 refrigerant. Verify the clutch maximum diameter matches the original part to maintain correct engagement. Confirm the V-belt is in good condition and properly tensioned to avoid slippage. Use the bolt tangent mounting points to secure the compressor firmly, following manufacturer torque specifications.

Quality Assurance and Warranty

Denso manufactures this A/C compressor to meet strict OEM standards for durability and performance. The part number 471-1144 undergoes rigorous quality control to ensure reliable operation in Toyota 4Runner vehicles. While specific warranty details may vary, Denso parts typically come with a limited warranty covering defects in materials and workmanship.