Four Seasons 178352 A/C Compressor

Reliable A/C Compressor for Audi and Porsche Models

The Four Seasons New Compressor 178352 is engineered to restore efficient air conditioning performance in select Audi and Porsche vehicles. Designed to meet OEM specifications, this A/C compressor supports refrigerants R134a and R1234yf, ensuring compatibility with modern HVAC systems.

• Compatible with Audi A6 allroad, A6 Quattro, A7 Sportback, S4, S5, and S5 Sportback
• Fits Porsche Macan, Q7, Q8, and Q8 e-tron Sportback models
• Includes clutch and oil for immediate installation
• Features a 4-groove serpentine pulley with 4.875-inch outside diameter
• Electronic control valve (ECV) with harness connector for precise operation
• 12-volt coil voltage and Denso compressor type for reliable performance
• Mounting type: 3 tangent with one on rear head

Four Seasons New Compressor Product Line Overview

The Four Seasons New Compressor line offers brand-new, direct replacement compressors designed to meet or exceed original equipment standards. This product line focuses on delivering reliable HVAC components that integrate seamlessly with vehicle systems. The 178352 model exemplifies this approach by providing a fully assembled compressor with clutch and oil included, reducing installation time and ensuring system compatibility.

Product Details and Specifications

The Four Seasons 178352 A/C compressor is designed for vehicles using R134a and R1234yf refrigerants, making it suitable for current and transitioning HVAC systems. It features a Denso compressor type with a 12-volt coil voltage, ensuring electrical compatibility with the vehicle's system. The included clutch and oil facilitate immediate use without additional parts. The pulley has four grooves and measures 4.875 inches in diameter, designed for serpentine belt systems. The mounting configuration includes three tangent points with one on the rear head, matching OEM mounting requirements. The compressor also includes an electronic control valve (ECV) with a harness lead connector compatible with compressor SE30F and vehicle SE22M connectors.

Common Applications and Problem Resolution

• Restores A/C cooling performance in Audi A6 allroad and A7 Sportback models
• Replaces faulty compressors causing insufficient refrigerant compression in Porsche Macan and Q8 e-tron Sportback
• Addresses clutch engagement failures in Audi S4 and S5 Sportback vehicles
• Solves pulley or belt alignment issues related to worn compressor components
• Improves HVAC system reliability by replacing worn or damaged compressors

Installation Notes and Tips

Ensure the vehicle’s refrigerant type matches R134a or R1234yf before installation. The Four Seasons 178352 compressor comes pre-filled with oil and includes the clutch, but mounting hardware is not included and must be sourced separately. Verify the serpentine belt condition and pulley alignment during installation. Use proper torque specifications for the 3 tangent mounting points, including the rear head mount, to secure the compressor correctly. Electrical connections should be checked for compatibility with the harness lead connector to ensure proper ECV function.

Quality Assurance and Warranty

Four Seasons New Compressor 178352 is a new, direct replacement part manufactured to meet OEM standards. The product undergoes rigorous quality control to ensure durability and performance. While specific warranty details are not provided here, Four Seasons typically offers limited warranties on their new compressor line to cover defects in materials and workmanship.