BMW 550i 2017-present HVAC Specifications
Detailed technical specifications and documentation for the HVAC system in the 2017-Present BMW 550i. Includes system design, component details, performance metrics, and diagnostic procedures.
Overview Specifications
Comprehensive description of the HVAC specifications for the 2017-Present BMW 550I, 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'.
Navigate through the HVAC documentation sections using the table of contents or by scrolling through the document. Each major section is labeled for easy reference.
Key Specifications
Refrigerant Capacity
18 oz (510 g)
Cooling Capacity
12,000 BTU/h
Heater Output
5.5 kW
Airflow Capacity
500 CFM
Ion Concentration
2 million ions/cm³
Available Specifications
Climate Control System
Details about the automatic climate control system, including its components and functionality.
Climate Control System
Details about the automatic climate control system, including its components and functionality.
Automatic Temperature Control
- Dual-zone automatic climate control system
- Temperature range: 60°F to 90°F (15.5°C to 32.2°C)
- Precision control with 0.5°F (0.3°C) increments
- Integrated humidity and air quality sensors
Air Distribution System
- Multi-level air vents for optimized airflow
- Adjustable vent angles for personalized comfort
- Airflow capacity: 500 CFM (cubic feet per minute)
- Automatic recirculation mode for polluted air conditions
Note: The air distribution system is designed to minimize noise while maximizing efficiency.
Heating System
Technical specifications and features of the vehicle's heating system.
Heating System
Technical specifications and features of the vehicle's heating system.
Heater Core
- High-efficiency aluminum heater core
- Heat output: 5.5 kW at full capacity
- Rapid warm-up time: 3 minutes to reach 70°F (21°C)
- Integrated coolant flow control valve
Heated Seats and Steering Wheel
- Front seats with 3-level heating settings
- Heating element power: 120W per seat
- Heated steering wheel with adjustable temperature
- Steering wheel heating time: 1 minute to reach 95°F (35°C)
Air Conditioning System
Detailed information about the air conditioning system, including refrigerant specifications and cooling performance.
Air Conditioning System
Detailed information about the air conditioning system, including refrigerant specifications and cooling performance.
Refrigerant System
- Refrigerant type: R-1234yf
- Refrigerant capacity: 18 oz (510 g)
- Compressor type: Variable displacement
- Cooling capacity: 12,000 BTU/h
Evaporator and Condenser
- High-efficiency evaporator with 12 fins per inch
- Condenser surface area: 1.2 m²
- Evaporator cooling capacity: 8,000 BTU/h
- Integrated pressure sensors for system monitoring
Note: The evaporator and condenser are designed for maximum heat exchange efficiency.
Ventilation and Air Quality
Features and specifications related to ventilation and air quality management.
Ventilation and Air Quality
Features and specifications related to ventilation and air quality management.
Air Filtration System
- Dual-layer microfilter system
- Particle filtration efficiency: 99.7% for PM2.5
- Activated carbon filter for odor removal
- Filter replacement interval: 15,000 miles or 12 months
Ionization System
- Integrated air ionization for bacteria and virus reduction
- Ion concentration: 2 million ions/cm³
- Automatic activation based on air quality sensors
- Energy consumption: 5W during operation
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Component Specifications
General Specifications
- System Type
- Automatic Climate Control with Dual-Zone Temperature Regulation
- Refrigerant Type
- R-1234yf
- Refrigerant Capacity
- 500 ± 25 grams
- Compressor Type
- Variable Displacement
- Blower Motor Power
- 200W
- Airflow Capacity
- 1200 m³/h
Temperature Control
- Temperature Range
- 16°C to 28°C
- Temperature Resolution
- 0.5°C
- Dual Zone Difference Limit
- 4°C
- Sensor Accuracy
- ±0.5°C
Air Distribution
- Vent Modes
-
- Face
- Foot
- Defrost
- Auto
- Airflow Direction Adjustment
- 8-way adjustable
- Recirculation Mode
- Automatic or Manual
- Air Quality Sensor
- Integrated with automatic recirculation control
Heating System
- Heater Core Type
- Aluminum
- Heater Core Capacity
- 5.5 kW
- Coolant Flow Rate
- 12 L/min
- Auxiliary Heater
- Optional Electric PTC Heater
- Auxiliary Heater Power
- 1000W
Cooling System
- Evaporator Type
- Plate and Fin
- Evaporator Capacity
- 3.5 kW
- Condenser Type
- Parallel Flow
- Condenser Capacity
- 4.2 kW
- Expansion Valve Type
- Thermostatic
Filters
- Cabin Air Filter Type
- Combination Particle and Activated Carbon Filter
- Cabin Air Filter Part Number
- 64 31 9 388 844
- Filter Replacement interval
- 15,000 miles or 12 months
- Filter Efficiency
- PM2.5 filtration efficiency > 95%
Electrical Specifications
- System Voltage
- 12V DC
- Compressor Clutch Power
- 60W
- Blower Motor Current
- 16.7A
- Control Module Part Number
- 64 11 9 388 123
- Fuse Rating
- 30A
Operational Parameters
- Compressor Speed Range
- 800 to 6000 RPM
- Blower Speed Range
- 1 to 10 levels
- Max System Pressure
- 30 bar
- Min System Pressure
- 2 bar
- Operating Temperature Range
- -30°C to 50°C
Diagnostic Specifications
- Diagnostic interface
- OBD-II compliant
- Fault Codes
-
- P0532
- P0533
- P0534
- B1234
- Self Diagnosis Mode
- Integrated in iDrive system
- Sensor Monitoring
- Real-time monitoring of temperature, pressure, and airflow
Maintenance Specifications
- Refrigerant Recharge interval
- Every 2 years or 24,000 miles
- System Leak Check interval
- Annually
- Compressor Oil Type
- PAG 46
- Compressor Oil Capacity
- 150 ml
- Lubrication interval
- Every 50,000 miles
Service Information Service
Detailed service requirements and schedules for the HVAC system
- Inspect and replace cabin air filter
- Check refrigerant level and pressure
- Inspect blower motor and vents
Follow BMW-recommended procedures for filter replacement
- Perform system leak test
- Recharge refrigerant if necessary
- Inspect compressor and belts
Use only R-1234yf refrigerant and PAG 46 oil
- Inspect and clean evaporator and condenser
- Check electrical connections and fuses
- Lubricate compressor clutch
Ensure all electrical components are functioning within specifications
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What is the refrigerant type and capacity for the 2017-Present BMW 550i HVAC system?
What is the refrigerant type and capacity for the 2017-Present BMW 550i HVAC system?
The HVAC system in the 2017-Present BMW 550i uses R-1234yf refrigerant. The total system capacity is approximately 525 grams (18.5 ounces). Always ensure the refrigerant is handled by a certified technician to avoid system damage or safety hazards.
Q2 How do I reset the HVAC system in my BMW 550i?
How do I reset the HVAC system in my BMW 550i?
To reset the HVAC system, turn the ignition to the ON position (do not start the engine). Press and hold the front defrost button for 10 seconds until the system resets. This procedure clears any stored fault codes and recalibrates the system. If issues persist, consult a BMW-certified technician.
Q3 What is the recommended maintenance interval for the cabin air filter in the BMW 550i?
What is the recommended maintenance interval for the cabin air filter in the BMW 550i?
The cabin air filter should be inspected every 15,000 miles and replaced every 30,000 miles or as needed, depending on driving conditions. A clogged filter can reduce HVAC efficiency and air quality.
Q4 What is the maximum cooling output of the BMW 550i HVAC system?
What is the maximum cooling output of the BMW 550i HVAC system?
The HVAC system in the BMW 550i can achieve a maximum cooling output of approximately 6,000 BTU/h (1.76 kW) under optimal conditions. Performance may vary based on ambient temperature and system load.
Q5 How does the automatic climate control system work in the BMW 550i?
How does the automatic climate control system work in the BMW 550i?
The automatic climate control system uses multiple sensors to monitor cabin temperature, humidity, and sunlight. It adjusts airflow, temperature, and fan speed automatically to maintain the desired comfort level. The system also features a microfilter and an activated carbon filter for improved air quality.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
BMW HVAC System Overview
Coming SoonDetailed technical guide on the HVAC system components, operation, and maintenance for the 2017-Present BMW 550i.
Refrigerant Handling and Safety
Coming SoonLearn about the proper handling, storage, and disposal of R-1234yf refrigerant, including safety precautions and environmental considerations.
Cabin Air Filter Replacement Guide
Coming SoonStep-by-step instructions for inspecting and replacing the cabin air filter in the BMW 550i, including tools required and safety tips.
Diagnosing HVAC Fault Codes
Coming SoonA comprehensive guide to diagnosing and troubleshooting common HVAC fault codes in the BMW 550i using BMW-specific diagnostic tools.
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