Bentley Bentayga A/C Compressor – OEM Part #4N0816303 / Denso 7SAS17C

This is the OEM air conditioning compressor for the Bentley Bentayga using part number 4N0816303 and compressor model Denso 7SAS17C.

The compressor is designed for Bentley’s advanced climate control system and is commonly used across high-end Volkswagen Group luxury SUV platforms including Bentley, Audi, Porsche, and Lamborghini applications.

 Technical Specifications

Key Features

 Electronically Controlled Cooling

The 7SAS17C compressor uses an Electronic Control Valve (ECV) instead of a traditional clutch system in many applications, allowing smoother and more efficient cooling regulation.

 OEM Bentley Engineering

• Factory-fit HVAC compatibility
• Optimized for luxury SUV climate systems
• Quiet and vibration-reduced operation

 Variable Displacement Technology

• Dynamically adjusts cooling output
• Improves efficiency and cabin comfort
• Reduces unnecessary engine load

 Vehicle Compatibility

Fits selected:

• Bentley Bentayga (2016+)
• Audi SQ8
• Audi RS Q8
• Porsche Cayenne
• Lamborghini Urus

Compatibility varies by:

• Engine type (V8 / W12 / Hybrid)
• Refrigerant specification
• Mounting configuration

 Common Failure Symptoms

Typical A/C compressor issues may include:

• Weak or intermittent cooling
• Grinding or whining noises
• A/C system not engaging
• HVAC warning faults
• Compressor pressure irregularities

 Installation Notes

• Professional HVAC installation recommended
• Receiver drier and expansion valve should be replaced during installation
• Full system flush required after compressor failure
• Correct refrigerant type must be used

Many Bentayga models use R1234yf refrigerant, which requires specialized service equipment.