Audi Audi A5 2007-2016 HVAC Specifications
Comprehensive technical specifications for the HVAC system in the 2007-2016 Audi A5. Includes detailed information on system components, operational parameters, and troubleshooting tips.
Audi A5 HVAC Specifications Overview Specifications
This document provides a comprehensive overview of the HVAC system specifications for the 2007-2016 Audi A5. It includes detailed information on heating, ventilation, and air conditioning components, performance metrics, and maintenance guidelines. Use this guide to understand the system's functionality, troubleshoot issues, and perform routine maintenance. Refer to the sections below for specific details.
How to Use
To find specific information, use the search function with keywords like 'compressor', 'heater core', or 'airflow'. This will help locate relevant sections quickly.
Navigate through the document by selecting sections from the table of contents. Each section contains subsections with detailed technical points for easy reference.
Key Specifications
Compressor Type
Piston type with clutch
Coolant Type
Glysantin G48®
Refrigerant Type
R-134a
Heating Capacity
Up to 5 kW
Airflow Rate
Up to 300 m3/h
Available Specifications
Heating and Cooling Systems
This section details the heating and cooling components, their specifications, and operational parameters.
Heating and Cooling Systems
This section details the heating and cooling components, their specifications, and operational parameters.
Heating System Components
- Heater core located behind the dashboard
- Electric cooling fan with variable speed control
- Circulating pump for coolant circulation
- Temperature sensor for system monitoring
- Control valve for water flow regulation
Cooling System Components
- Condenser with integrated sub-cooler
- Compressor with clutch (piston type)
- Expansion valve for refrigerant control
- Refrigerant lines (high and low pressure)
- Receiver-drier for moisture absorption
System Performance
- Heating capacity: Up to 5 kW
- Cooling capacity: Up to 12,000 BTU
- Temperature range: -20°C to 32°C
- Airflow: Up to 300 m3/h
- Humidity control via recirculation mode
Air Distribution and Ventilation
This section covers the air distribution network and ventilation features.
Air Distribution and Ventilation
This section covers the air distribution network and ventilation features.
Air Distribution Components
- Dual-zone automatic climate control
- Rear ventilation system (optional)
- Cabin air filter with activated charcoal
- Air quality sensor for automatic recirculation
- Electronically controlled air blend doors
Ventilation Modes
- Fresh air mode for outside air intake
- Recirculation mode to reduce odors
- Auto mode for system-controlled airflow
- Defrost mode for windshield clearing
- Airflow distribution between upper, lower, and defrost vents
Controls and Features
This section outlines the control systems and advanced features of the HVAC system.
Controls and Features
This section outlines the control systems and advanced features of the HVAC system.
Climate Control Features
- Dual-zone temperature control
- Automatic air recirculation
- Humidity sensor for condensation control
- Air quality sensor for pollution detection
- Rear seat ventilation (optional)
Additional Features
- Heated seats with temperature control
- Heated windshield washer nozzles
- Air conditioning with pollen filter
- Rear window defogger
- Cabin air quality monitoring
Maintenance and Troubleshooting
This section provides guidelines for maintaining and troubleshooting the HVAC system.
Maintenance and Troubleshooting
This section provides guidelines for maintaining and troubleshooting the HVAC system.
Regular Maintenance
- Replace cabin air filter every 15,000 miles
- Inspect coolant level and condition
- Check refrigerant level annually
- Clean condenser fins as needed
- Inspect and replace serpentine belt as needed
Troubleshooting Tips
- Low airflow: Check cabin filter or blower motor
- Inconsistent temperature: Check blend doors or sensors
- Cooling issues: Inspect refrigerant level or condenser
- Heater not working: Check coolant level or heater core
- Unusual noises: Inspect blower motor or compressor
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Component Specifications
Overview
- Type
- Dual-Zone Automatic Climate Control System
- Configuration
- R-134a Refrigerant
- Platform
- Audi A5 (8T)
- Material
- Aluminum and Plastic Components
- Location
- Under Dashboard and Rear Compartment
Dimensions
- Heater Core Size
- 11.0 x 6.5 x 2.5 in (280 x 165 x 63 mm)
- Evaporator Size
- 14.0 x 8.0 x 2.0 in (356 x 203 x 51 mm)
- Condenser Size
- 25.0 x 12.0 x 1.5 in (635 x 305 x 38 mm)
- Ducting Diameter
- 3.5 - 5.0 in (89 - 127 mm)
- Blower Motor Size
- 4.5 x 3.5 x 4.0 in (114 x 89 x 102 mm)
- Control Module Size
- 5.0 x 3.0 x 2.0 in (127 x 76 x 51 mm)
- Refrigerant Capacity
- 2.2 lbs (1.0 kg)
Materials
- Evaporator
- Aluminum Tubes and Fins
- Condenser
- Aluminum Tubes and Fins
- Ducting
- Polypropylene and EPDM Rubber
- Heater Core
- Copper/Brass
- Control Module
- Plastic Housing with Electronic Components
Features
- Air Quality Features
-
- Cabin Air Filter
- Pollutant-Sensing Air Quality Control
- Automatic Air Recirculation
- Heating Features
-
- High-Capacity Heater Core
- Rapid Warm-Up Function
- Heated Rear Window Defrost
- Cooling Features
-
- Automatically Regulated Cooling
- Evaporator Temperature Control
- Air Conditioning Dehumidification
- Control Features
-
- Electronic Climate Control
- Dual-Zone Temperature Regulation
- Programmable Settings Memory
- Additional Features
-
- Defrost Mode
- Cabin Pre-Cooling/Heating
- Fresh Air Mode
Safety Features
- System Protection
-
- Overpressure Relief Valve
- Refrigerant Leak Detection
- Automatic Shut-Off in Case of Failure
- Electrical Protection
- Fuses and Circuit Breakers
- Thermal Protection
- Overheat Protection Sensors
- Refrigerant Safety
- R-134a Environmentally Friendly
Comfort Features
- Temperature Control
-
- Dual-Zone Front Climate Control
- Rear Seat Area Ventilation
- Floor and Dash Airflow Control
- Airflow Control
-
- Multi-Speed Blower Motor
- Adjustable Airflow Direction
- Recirculation Mode
- Noise Reduction
-
- Insulated Ducting
- Silenced Blower Operation
- Low-Fan-Speed Mode
- Air Quality
-
- Cabin Filter with Activated Charcoal
- Automatic Pollutant Detection
- Allergy-Friendly Mode
Accessories
- Filters
-
- Cabin Air Filter
- Engine Air Filter
- Pollutant-Sensing Filter
- Hoses And Connections
-
- Refrigerant Hose Kit
- Heater Hose Kit
- Ducting Seal Kit
- Control Components
-
- Climate Control Module
- Temperature Sensors
- Blower Motor Resistor
Maintenance
- Service interval
- Every 12,000 miles (19,312 km) or 12 months
- Service Items
-
- Cabin Air Filter Replacement
- Refrigerant Level Check
- Ducting and Hose Inspection
- Blower Motor and Fan Check
- Temperature Sensor Calibration
- Maintenance Notes
-
- Inspect and clean cabin air filter regularly
- Check for refrigerant leaks annually
- Ensure proper airflow through vents
- Replace worn-out blower motor brushes
Warranty
- Basic Warranty
- Miles: 48,000 milesYears: 4 yearsCoverage: HVAC System Components
- Powertrain Warranty
- Miles: 70,000 milesYears: 5 yearsCoverage: Compressor and Major Components
- Emissions Warranty
- Miles: 80,000 milesYears: 8 yearsCoverage: Refrigerant and Seals
- Maintenance Warranty
- Miles: 50,000 milesYears: 5 yearsCoverage: Maintenance Services
Production Details
- Manufacturer
- Audi AG
- Manufacturing Process
-
- Robotized Welding
- Brazing of Heat Exchangers
- Computer-Controlled Testing
- Quality Assurance Inspection
- Quality Control
- Testing Procedures: Leak Testing, Performance Benchmarking, Endurance TestingCertifications: ISO 9001, IATF 16949, ISO 14001
- Sustainability Practices
-
- Recyclable Materials
- Eco-Friendly Refrigerant
- Energy-Efficient Manufacturing
- Production Metrics
- Annual Production: Over 100,000 unitsManufacturing Plant: Ingolstadt, GermanySupplier Network: Global parts sourcing
Service Information for HVAC System Service
Maintenance and service requirements specific to the HVAC system of the 2007-2016 Audi A5
- Inspect and replace cabin air filter
- Check refrigerant level and top-off if necessary
- Inspect ducting and hoses for leaks or damage
- Clean and test blower motor operation
- Check and clean temperature sensors
Ensure all components are functioning properly to maintain optimal performance and efficiency.
- Perform system leak test
- Inspect and clean condenser and evaporator coils
- Check and replace worn-out blower motor brushes
- Verify proper operation of all actuators and flaps
- Calibrate temperature sensors if necessary
Use specialized tools for leak detection and system calibration.
- Replace compressor clutch if worn
- Inspect and replace any corroded or damaged refrigerant lines
- Check and replace heater core if leaking
- Perform system performance test
- Verify proper operation of all climate control functions
Major service interval requires specialized tools and expertise. Ensure all repairs are done by a certified technician.
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What is the refrigerant type and capacity for the 2007-2016 Audi A5 HVAC system?
What is the refrigerant type and capacity for the 2007-2016 Audi A5 HVAC system?
The 2007-2016 Audi A5 HVAC system uses R134a refrigerant. The total system capacity is approximately 525 grams (18.5 ounces). Always refer to the vehicle's service manual for exact specifications, as variations may exist between model years and trims.
Q2 How do I reset the HVAC system on a 2007-2016 Audi A5?
How do I reset the HVAC system on a 2007-2016 Audi A5?
To reset the HVAC system, turn the ignition to the 'ON' position without starting the engine. Press and hold the 'AUTO' and 'ECON' buttons simultaneously for 5-10 seconds until the display flashes. Release the buttons, and the system will reset. This procedure may vary slightly depending on the trim level and model year.
Q3 What is the recommended maintenance schedule for the HVAC system in a 2007-2016 Audi A5?
What is the recommended maintenance schedule for the HVAC system in a 2007-2016 Audi A5?
Audi recommends inspecting the HVAC system every 15,000 miles or annually, whichever comes first. This includes checking refrigerant levels, cabin air filters, and system performance. Replace the cabin air filter every 20,000 miles or as needed to ensure optimal airflow and air quality.
Q4 Why is my Audi A5's HVAC system blowing warm air on one side and cold air on the other?
Why is my Audi A5's HVAC system blowing warm air on one side and cold air on the other?
This issue is often caused by a malfunctioning dual-zone climate control system or a faulty blend door actuator. The blend door actuator controls the distribution of hot and cold air. If one side fails, it can result in uneven temperatures. A diagnostic scan using Audi-specific tools is recommended to identify the exact cause.
Q5 Can I replace the cabin air filter in my 2007-2016 Audi A5 myself?
Can I replace the cabin air filter in my 2007-2016 Audi A5 myself?
Yes, the cabin air filter can be replaced by the owner. It is located behind the glove compartment. Remove the glove compartment, unclip the filter housing, and replace the old filter with a genuine Audi part. Ensure the filter is installed correctly to avoid airflow issues.
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 A5 HVAC System Service Manual
Coming SoonOfficial service manual for the 2007-2016 Audi A5 HVAC system, including detailed repair procedures, specifications, and troubleshooting guides.
Refrigerant Charging Guide for Audi A5
Coming SoonStep-by-step guide for safely charging the R134a refrigerant in the 2007-2016 Audi A5 HVAC system, including pressure specifications and safety precautions.
Cabin Air Filter Replacement Tutorial
Coming SoonVideo tutorial demonstrating how to replace the cabin air filter in a 2007-2016 Audi A5, including tips for accessing the filter housing and ensuring proper installation.
Audi HVAC System Diagnostics Guide
Coming SoonComprehensive guide to diagnosing common HVAC issues in the 2007-2016 Audi A5, including error codes, sensor testing, and actuator calibration.
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