Denso 471-1374 A/C Compressor

Overview of the Denso A/C Compressor for Volkswagen Passat

The Denso 471-1374 A/C compressor is designed specifically for Volkswagen Passat models using R134a refrigerant. This compressor features a bolt tangent mounting type and a serpentine pulley belt system, ensuring reliable integration with your vehicle's HVAC system.

• Compatible with Volkswagen Passat models
• Refrigerant type: R134a
• Clutch maximum diameter: 120.0 mm
• Pulley belt type: Serpentine
• Mounting type: Bolt tangent

Technical Details and Specifications

The Denso 471-1374 A/C compressor is engineered to meet the specific requirements of Volkswagen Passat vehicles. It operates with R134a refrigerant, which is standard for many modern automotive air conditioning systems. The clutch has a maximum diameter of 120.0 mm, providing efficient engagement and disengagement for optimal cooling performance. The serpentine pulley belt type ensures smooth power transmission from the engine, while the bolt tangent mounting type offers secure and precise installation.

Applications and Problem Resolution

This A/C compressor is intended for use in Volkswagen Passat models requiring a replacement or upgrade of the HVAC compressor component. It addresses several common issues, including:

• Loss of air conditioning cooling efficiency
• Compressor clutch failure or slipping
• Unusual noises from the A/C compressor assembly
• Leaks or refrigerant circulation problems related to compressor malfunction
• Wear and tear from extended use or environmental exposure

Installation Notes and Tips

When installing the Denso 471-1374 A/C compressor, ensure compatibility with your Volkswagen Passat model year and engine configuration. Proper handling of the serpentine belt and clutch assembly is critical to avoid damage. It is recommended to replace the receiver/drier and flush the A/C system to prevent contamination. Torque specifications for the bolt tangent mounting should be followed according to manufacturer guidelines to ensure secure fitment.

Quality Assurance and Warranty Information

Denso manufactures this A/C compressor to meet OEM standards for durability and performance. The part number 471-1374 is backed by Denso's quality control processes, ensuring reliable operation within Volkswagen Passat HVAC systems. Warranty coverage details should be confirmed at the point of purchase, typically including protection against manufacturing defects for a specified period.