Denso 471-1691 A/C Compressor

Denso 471-1691 A/C Compressor Overview

The Denso 471-1691 is a factory-new A/C compressor built for OE-style fit and performance in select Audi applications. It uses R134A refrigerant, a serpentine belt pulley, and a bolt tangent mounting design for direct replacement service.

Fits 2009-2012 Audi A4, N/A. Fits 2009-2012 Audi A4 Quattro, N/A. Fits 2010-2011 Audi A5, N/A. Fits 2010-2011 Audi A5 Quattro, N/A. Fits 2011-2012 Audi Q5, N/A.

Key Features

• Part number: 471-1691
• Refrigerant type: R134A
• Serpentine pulley belt type
• Bolt tangent mounting type
• Clutch maximum diameter: 100.0
• Built by Denso, an OE supplier of A/C compressors

Detailed Description

Denso 471-1691 is engineered as a new replacement compressor for Audi A4, Audi A4 Quattro, Audi A5, Audi A5 Quattro, and Audi Q5 models listed above. As an OE supplier, Denso manufactures these compressors to factory specifications and tests them to OE standards for consistent operation, proper fit, and system compatibility. If you are replacing a worn or failed compressor on a 2009-2012 Audi A4 or 2011-2012 Audi Q5, this unit is built to match the original application requirements.

This part cross-references Four Seasons (e.g., 67321, 98350) for the same application.

What This Compressor Helps Address

• No cold air from the vents
• Compressor noise or seizure
• Loss of A/C system pressure
• Clutch engagement problems
• Failure from internal wear or contamination

Installation Notes and Tips

Verify refrigerant type, pulley configuration, and mounting style before installation. Flush the A/C system when contamination is present, replace the receiver/drier or accumulator as required by the vehicle service procedure, and evacuate and recharge the system to the correct specification after installation. Confirm belt alignment and inspect related A/C components before returning the vehicle to service.

Quality Assurance

Denso designs and manufactures A/C compressors as an OE supplier, and this unit is produced and tested to OE-level standards for fit and performance. The 471-1691 is a factory-new compressor intended for direct replacement service on the listed Audi applications.