Nissens 89091 A/C Compressor

Nissens 89091 A/C Compressor Overview

The Nissens 89091 is an A/C compressor for select Audi, Volkswagen, and Porsche applications. It is built as a FIRST FIT replacement with pre-filled PAG oil and O-rings when needed, helping streamline service on vehicles that use R134A refrigerant and PAG 46 oil.

Compatible with 2009-2016 Volkswagen Touareg, 2009-2012 Audi Q7, and 2013-2016 Porsche Cayenne applications listed below, this compressor is a direct-fit HVAC service part for restoring cabin cooling performance. The Nissens 89091 part number is also a useful reference when matching OE-style compressor replacements.

Key Features

• Part number: 89091
• A/C compressor type: 7SEU17C
• Refrigerant type: R134A
• Compatible refrigerant oil: PAG 46
• Pre-filled with PAG oil
• 6-groove pulley design
• Maximum pulley diameter: 4.3307 in.
• FIRST FIT configuration for faster installation
• Includes pre-filled PAG oil and O-rings when needed

Detailed Description

Nissens develops thermal management components for aftermarket service, and this compressor reflects that focus with application-specific fitment and service-ready preparation. The 89091 A/C compressor is specified for R134A systems and uses PAG 46 oil, making it appropriate for vehicles that require those exact refrigerant and lubricant standards. The 7SEU17C compressor design and 6-groove pulley help match the original system layout on the listed Audi Q7, Volkswagen Touareg, and Porsche Cayenne applications.

This part cross-references OE-style numbers such as 3D0820803B and 4E0260805AC for the same application. The Nissens 89091 is a practical choice when replacing a worn or failed compressor in a vehicle that needs restored air conditioning performance.

Vehicle Fitment

• Fits 2013-2016 Porsche Cayenne, N/A. Note: compressor filled with shipping oil only, must drain and refill.
• Fits 2009-2016 Volkswagen Touareg, N/A.
• Fits 2012-2013 Audi Q7, N/A.
• Fits 2009-2010 Audi Q7, N/A.
• Fits 2011 Audi Q7, N/A. Note: to 07/01/2010.

Common Problems This Part Can Address

• No cold air from the HVAC system
• Compressor noise or seizure
• Loss of refrigerant circulation
• Weak or inconsistent cabin cooling
• Failure related to worn internal compressor components

Installation Notes and Tips

Verify refrigerant type, oil specification, and pulley configuration before installation. Drain and refill as required for the 2013-2016 Porsche Cayenne application noted in the fitment data. Inspect the system for contamination, replace the receiver/drier or accumulator as required by the service procedure, and evacuate and recharge the system to the correct specification after installation.

Quality Assurance

Nissens positions this compressor within its Genuine Nissens Quality range, with development and manufacturing focused on thermal system performance and aftermarket service consistency. The 89091 is built for the listed vehicle applications and specification requirements.