Audi Audi S6 2018-present

Audi Audi S6 2018-present HVAC Specifications

Detailed technical specifications and operational insights for the 2018-Present Audi S6 HVAC system. Learn about system components, performance metrics, and maintenance procedures for optimal climate control.

Updated Oct 14, 2023

Overview Specifications

Comprehensive description of the HVAC specifications for the 2018-Present Audi S6, including key features, measurements, and technical details. This section provides detailed insights into the heating, ventilation, and air conditioning system, ensuring optimal performance and comfort.

How to Use

Use the search function to locate specific HVAC specifications by entering keywords such as 'blower motor', 'refrigerant capacity', or 'temperature control'. Utilize filters to narrow down results by year, model, or component type.

Navigate through the HVAC documentation by selecting the desired section from the table of contents. Each section is organized into subsections for easy access to specific technical details and measurements.

Key Specifications

Refrigerant Capacity

18.5 oz (525 g)

Heater Output

5.5 kW

Airflow Rate

450 CFM

Temperature Range

60°F to 84°F (16°C to 29°C)

Filter Efficiency

99% of particles > 0.3 microns

Available Specifications

Climate Control System

This section covers the advanced climate control system of the Audi S6, including its dual-zone automatic temperature control, air distribution, and filtration features.

Dual-Zone Automatic Temperature Control

Independent temperature control for driver and front passenger
Temperature range: 60°F to 84°F (16°C to 29°C)
Precision control with 0.5°F (0.3°C) increments
Automatic air recirculation based on external air quality

Air Distribution and Filtration

Four-zone air distribution with adjustable vents
Dual-mode particulate and activated carbon filter
Filter efficiency: 99% of particles larger than 0.3 microns
Automatic defogging and demisting functionality

Note: The air filtration system is designed to reduce allergens and pollutants, ensuring a healthier cabin environment.

Heating and Cooling Components

This section details the heating and cooling components, including the heater core, evaporator, and refrigerant system, along with their specifications and performance metrics.

Heater Core and Evaporator

High-efficiency aluminum heater core
Evaporator temperature range: 35°F to 45°F (2°C to 7°C)
Heater output: 5.5 kW at full capacity
Compact design for optimized space utilization

Refrigerant System

Refrigerant type: R-1234yf
Refrigerant capacity: 18.5 oz (525 g)
System pressure: 200-300 psi (13.8-20.7 bar)
Integrated pressure sensors for safety monitoring

Note: The R-1234yf refrigerant is environmentally friendly with a low global warming potential (GWP).

Blower Motor and Airflow

This section provides information on the blower motor, airflow rates, and fan speed controls, ensuring efficient air circulation throughout the cabin.

Blower Motor Specifications

Brushless DC motor for reduced noise and increased efficiency
Power consumption: 150W at maximum speed
Airflow rate: 450 CFM (cubic feet per minute)
Variable speed control with 12 settings

Airflow Distribution

Multi-directional airflow for even temperature distribution
Adjustable side and center vents for personalized comfort
Rear passenger vents with independent controls
Automatic airflow adjustment based on cabin temperature

Control Interface and Sensors

This section covers the HVAC control interface, including the touchscreen display, physical controls, and integrated sensors for temperature and humidity monitoring.

Control Interface

10.1-inch MMI touchscreen display with HVAC controls
Physical rotary dials for quick temperature adjustments
Voice control compatibility for hands-free operation
Customizable climate profiles for individual preferences

Integrated Sensors

Dual interior temperature sensors for accurate readings
Solar sensor for automatic sun load compensation
Humidity sensor for defogging and comfort optimization
External temperature sensor with anti-icing functionality

Note: The solar sensor adjusts airflow and temperature based on sunlight intensity, enhancing passenger comfort.

Search Specifications

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Component Specifications

General Specifications

System Type: Automatic Dual-Zone Climate Control

Refrigerant Type: R1234yf

Refrigerant Capacity: 500 ± 20 g

Compressor Type: Variable Displacement

Blower Motor Type: Electronically Controlled

Air Filter Type: Cabin Air Filter with Activated Carbon

Temperature Control

Temperature Range: 16°C to 30°C

Temperature Resolution: 0.5°C

Sensor Accuracy: ±0.5°C

Auto Mode Response Time: 2-3 minutes

Airflow Specifications

Max Airflow Rate: 12 m³/min

Fan Speed Levels: 7

Air Distribution Modes

Face
Foot
Defrost
Combination

Recirculation Mode: Automatic and Manual

Heating System

Heater Core Type: Aluminum

Max Heating Capacity: 6 kW

Heater Core Flow Rate: 10 L/min

Coolant Temperature Range: 80°C to 105°C

Cooling System

Evaporator Type: Plate and Fin

Cooling Capacity: 4.5 kW

Condenser Type: Parallel Flow

Compressor Power Consumption: 400 W

Air Quality System

Cabin Air Filter Part Number: 4M0 819 439

Filter Replacement interval: 15,000 miles or 12 months

Ionizer Present: true

Air Quality Sensor: Integrated with Automatic Recirculation

Electrical Specifications

System Voltage: 12 V DC

Blower Motor Power: 200 W

Compressor Clutch Voltage: 12 V DC

Control Module Part Number: 4M0 907 044

Diagnostic Specifications

Diagnostic interface: OBD-II

Fault Codes

B10A0
B10A1
B10A2

Self Diagnosis Mode: Integrated in MMI System

Sensor Failure Detection: Automatic

Maintenance Specifications

Refrigerant Recharge interval: As needed, based on system pressure

Compressor Oil Type: PAG 46

Compressor Oil Quantity: 150 ± 10 ml

System Leak Test Pressure: 20 bar

Safety Specifications

High Pressure Cutoff: 30 bar

Low Pressure Cutoff: 1.5 bar

Overheat Protection: Thermal Fuse at 120°C

Electrical Fuse Rating: 20 A

Service Information Service

Detailed service requirements and schedules for the HVAC system

15,000

Inspect and replace cabin air filter
Check refrigerant pressure
Inspect compressor belt tension

Follow Audi service manual for detailed procedures

30,000

Perform system leak test
Check blower motor operation
Inspect electrical connections

Use Audi-approved tools and equipment

Frequently Asked Questions

Find answers to common questions about torque specifications

What is the refrigerant type and capacity for the 2018-Present Audi S6 HVAC system?

The 2018-Present Audi S6 HVAC system uses R-1234yf refrigerant, with a total system capacity of approximately 525 grams (18.5 ounces). This refrigerant is environmentally friendly and complies with current regulations.

How does the 4-zone automatic climate control system work in the Audi S6?

The 4-zone automatic climate control system allows individual temperature settings for the driver, front passenger, and rear passengers. It uses multiple sensors to monitor cabin temperature, humidity, and sunlight, adjusting airflow and temperature distribution automatically for optimal comfort.

What is the recommended maintenance schedule for the HVAC system in the Audi S6?

Audi recommends inspecting the HVAC system every 20,000 miles or 24 months, whichever comes first. This includes checking refrigerant levels, cabin air filters, and system performance. The cabin air filter should be replaced every 15,000-20,000 miles or as needed.

How do I reset the HVAC system in my Audi S6?

To reset the HVAC system, turn the ignition on without starting the engine. Press and hold the 'AUTO' and 'ECON' buttons simultaneously for 5 seconds until the display flashes. This resets the system to factory defaults and recalibrates the sensors.

What are the common symptoms of a failing HVAC compressor in the Audi S6?

Common symptoms include reduced cooling performance, unusual noises (such as grinding or squealing), refrigerant leaks, and the compressor clutch not engaging. If any of these symptoms occur, the system should be inspected by a certified Audi technician.

Factory Service Resources

Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.

Audi S6 HVAC System Overview

Coming Soon

Detailed technical overview of the HVAC system, including components, operation, and specifications.

Refrigerant Handling and Safety Guidelines

Coming Soon

Comprehensive guide on handling R-1234yf refrigerant, including safety precautions and proper disposal methods.

Cabin Air Filter Replacement Procedure

Coming Soon

Step-by-step instructions for replacing the cabin air filter in the Audi S6, including tools required and safety tips.

Audi HVAC System Troubleshooting Guide

Coming Soon

Diagnostic guide for common HVAC issues in the Audi S6, including error codes and repair recommendations.

About the Author

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