Denso 471-1494 A/C Compressor

Overview of the Denso 471-1494 A/C Compressor

The Denso 471-1494 A/C compressor is designed for reliable air conditioning performance in select Audi and Volkswagen models. Engineered to work with R134a refrigerant, this compressor supports efficient cooling and system durability.

• Compatible with Audi A3, A3 Quattro, Eos, Q3, Q3 Quattro, TT, and TT Quattro
• Uses R134a refrigerant for optimal cooling efficiency
• Clutch maximum diameter of 110.0 mm for precise engagement
• Serpentine pulley belt type for smooth operation
• Bolt tangent mounting type for secure installation

Technical Details and Features

This A/C compressor from Denso is specifically designed to meet the requirements of various Audi and Volkswagen vehicles, including the Audi A3 and Volkswagen Q3 models. The unit operates with R134a refrigerant, a common and widely used refrigerant type that ensures compatibility with existing A/C systems. The clutch has a maximum diameter of 110.0 mm, which allows for proper engagement and disengagement, reducing wear and improving system responsiveness. The serpentine pulley belt type is compatible with the vehicle’s belt system, providing smooth power transmission. The bolt tangent mounting type ensures a secure and stable fitment, minimizing vibrations and potential misalignment during operation.

Compatible Vehicles and Applications

This Denso A/C compressor, part number 471-1494, is compatible with the following makes and models:

• Audi A3 and A3 Quattro
• Audi Eos
• Volkswagen Q3 and Q3 Quattro
• Volkswagen TT and TT Quattro

It is designed to replace factory compressors in these vehicles, restoring proper air conditioning function and system efficiency.

Common Issues Addressed by This Compressor

• Loss of cooling performance due to compressor failure
• Clutch slippage or failure causing intermittent A/C operation
• Noise or vibration from worn or damaged compressor components
• Leaks or refrigerant loss affecting system pressure
• Incompatibility with R134a refrigerant systems

Installation Notes and Tips

When installing the Denso 471-1494 A/C compressor, ensure the system is properly evacuated and recharged with R134a refrigerant. Verify the serpentine belt condition and alignment to prevent premature wear. Use the bolt tangent mounting points for secure attachment, and check clutch engagement after installation. It is recommended to inspect related components such as the receiver drier and expansion valve during replacement to maintain system integrity.

Quality Assurance and Warranty

Denso manufactures this A/C compressor to meet OEM specifications, ensuring compatibility and performance for Audi and Volkswagen vehicles. The part number 471-1494 undergoes rigorous quality control to maintain reliability. Warranty coverage details should be confirmed at the point of purchase, typically including protection against manufacturing defects for a specified period.