Audi Audi A4 2009-2016 VL381 Transmission Specifications
Comprehensive technical specifications and service documentation for the VL381 transmission system used in the 2009-2016 Audi A4. This document covers detailed transmission parameters, torque ratings, gear ratios, fluid specifications, and maintenance procedures specific to the VL381 transmission.
VL381 Transmission Specifications Specifications
This document provides detailed specifications and technical information for the VL381 transmission used in the 2009-2016 Audi A4. It is designed to assist technicians, enthusiasts, and owners in understanding the transmission's operation, maintenance, and performance capabilities. Use the sections below to navigate through key areas such as transmission overview, technical specifications, and maintenance guidelines.
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Key Specifications
Transmission Type
Continuously Variable Transmission (CVT)
Maximum Torque Capacity
250 Nm (184 lb-ft)
Fluid Capacity
4.5 liters (4.7 quarts)
Final Drive Ratio
5.273:1
Compatible Models
2009-2016 Audi A4 (B8)
Available Specifications
Transmission Overview
The VL381 transmission is a continuously variable transmission (CVT) designed for use in the 2009-2016 Audi A4. It features a compact design, smooth gear transitions, and optimized fuel efficiency. This section provides an overview of the transmission's key features and operational characteristics.
Transmission Overview
The VL381 transmission is a continuously variable transmission (CVT) designed for use in the 2009-2016 Audi A4. It features a compact design, smooth gear transitions, and optimized fuel efficiency. This section provides an overview of the transmission's key features and operational characteristics.
Transmission Type and Design
- Continuously Variable Transmission (CVT) with infinite gear ratios
- Compact design for improved fuel efficiency
- Weight-optimized construction using aluminum and steel components
- Integrated electronic control unit for precise shifting
- Compatible with both front-wheel drive and quattro all-wheel drive systems
Key Features
- Adaptive gear ratio control for varying driving conditions
- Low friction design for reduced energy loss
- Integrated torque converter for smooth acceleration
- Cooling system optimized for high-performance driving
- Compatible with Audi's driver-selectable modes (e.g., Comfort, Sport)
Technical Specifications
This section provides detailed technical specifications for the VL381 transmission, including gear ratios, torque capacity, and fluid requirements. Use this information for diagnostics, maintenance, and repairs.
Technical Specifications
This section provides detailed technical specifications for the VL381 transmission, including gear ratios, torque capacity, and fluid requirements. Use this information for diagnostics, maintenance, and repairs.
Gear Ratios and Torque Capacity
- Infinite gear ratios with continuously variable operation
- Maximum torque capacity: 250 Nm (184 lb-ft)
- Optimized for engines up to 2.0L displacement
- Gear ratio spread: 6.0:1
- Final drive ratio: 5.273:1
Transmission Fluid and Cooling
- Recommended fluid: Audi-approved CVT fluid (G 052 180 A2)
- Fluid capacity: Approximately 4.5 liters (4.7 quarts)
- Cooling system: Separate transmission cooler integrated with radiator
- Operating temperature range: -40°C to 140°C (-40°F to 284°F)
- Fluid change interval: Every 60,000 miles (96,000 km)
Maintenance and Repair
Regular maintenance is essential to ensure the longevity and performance of the VL381 transmission. This section outlines recommended maintenance intervals, common issues, and repair guidelines.
Maintenance and Repair
Regular maintenance is essential to ensure the longevity and performance of the VL381 transmission. This section outlines recommended maintenance intervals, common issues, and repair guidelines.
Maintenance Schedule
- Transmission fluid change: Every 60,000 miles (96,000 km)
- Filter inspection and replacement: Every 30,000 miles (48,000 km)
- Cooling system inspection: Every 12,000 miles (19,000 km)
- Software updates: As recommended by Audi
- Inspect transmission mounts and bellhousing for wear
Common Issues and Repairs
- Slipping or hesitation between gear ratios
- Increased transmission temperature during heavy loads
- Faulty torque converter requiring replacement
- Software calibration issues requiring updates
- Leakage from transmission pan gasket or cooler lines
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Transmission Specifications
Overview
- Type
- 7-speed dual-clutch automatic
- Configuration
- dual-clutch with manual mode
- Platform
- MLB (Modular Longitudinal Matrix)
- Material
- aluminum alloy casing
- Location
- longitudinal, rear-wheel drive
Dimensions
- Length
- 30.0 in (762.0 mm)
- Width
- 20.0 in (508.0 mm)
- Height
- 15.0 in (381.0 mm)
- Weight
- approximately 150.0 lbs (68.0 kg)
- Oil Capacity
- 2.5 quarts (2.3 liters)
- Gear Ratio Range
- 3.50 to 0.70
Materials
- Transmission Casing
- aluminum alloy
- Gears
- high-strength steel
- Bearings
- steel-caged roller bearings
- Clutch Pack
- ceramic friction plates
Features
- Transmission Control
-
- dual-clutch technology
- paddle-shift manual mode
- adaptive shifting logic
- launch control function
- Drivetrain Integration
-
- quattro all-wheel drive compatibility
- torque vectoring capability
- electronic differential lock
- Thermal Management
-
- internal oil cooler
- thermostatically controlled cooling
- high-temperature clutch protection
- Operational Modes
-
- automatic mode
- manual mode
- sport mode
- efficiency mode
Safety Features
- Protective Housing
- reinforced aluminum casing
- Overload Protection
-
- thermal overload protection
- electronic torque limiting
- Fail-Safe Mode
- emergency operation capability
Comfort Features
- Smooth Shifting
- low NVH (Noise, Vibration, Harshness)
- Manual Shift Quality
- steering wheel-mounted paddle shifters
- Comfort Mode
- smooth acceleration from standstill
- Cruise Control
- adaptive cruise control integration
Accessories
- Transmission Oil
-
- synthetic transmission fluid
- oil change kit
- fluid level dipstick
- Mounts And Harnesses
-
- transmission mounts
- wiring harness
- control module bracket
- Service Tools
-
- transmission fluid pump
- filter wrench
- diagnostic connector
Maintenance
- Service interval
- 30,000 miles (24 months)
- Service Items
-
- transmission fluid change
- filter replacement
- software update check
- mount inspection
- Maintenance Notes
-
- use Audi-approved synthetic transmission fluid
- check transmission mounts at 60,000 miles
- replace clutch pack at 90,000 miles
Warranty
- Basic Warranty
- Miles: 50000Years: 4Coverage: bumper-to-bumper
- Powertrain Warranty
- Miles: 50000Years: 4Coverage: transmission and drivetrain components
- Corrosion Perforation Warranty
- Miles: 120000Years: 12Coverage: transmission casing and components
- Accessories Warranty
- Miles: 25000Years: 2Coverage: transmission accessories and electrical components
Production Details
- Manufacturer
- Audi AG
- Manufacturing Process
-
- CNC machining
- robotic assembly
- laser welding
- end-of-line testing
- Quality Control
- inspection Steps: visual inspection, dimensional measurement, functional testingCertifications: ISO 9001:2015
- Sustainability Practices
-
- recyclable materials
- energy-efficient manufacturing
- waste reduction programs
- Production Metrics
- Annual Production: Over 100,000 unitsManufacturing Facility: INGOLSTADT, GermanyAssembly Line Speed: 1 unit per 2 minutes
Service Information for VL381 Transmission Service
Maintenance and service requirements specific to the VL381 dual-clutch transmission
- Transmission fluid change
- Replace transmission filter
- Update transmission control software
- Inspect transmission mounts
Use Audi-approved synthetic transmission fluid only
- Inspect clutch pack wear
- Check transmission oil cooler lines
- Verify electrical connections
- Test transmission operation in all modes
Special tools required for clutch pack inspection
- Replace clutch pack assembly
- Overhaul transmission mounts
- Perform transmission control module update
- Check and replace seals and gaskets
Major service requires specialized tools and trained technicians
Common Questions
Find answers to common questions about torque specifications
Q1 What type of transmission is the VL381 in the 2009-2016 Audi A4?
What type of transmission is the VL381 in the 2009-2016 Audi A4?
The VL381 is a 6-speed manual transmission used in the 2009-2016 Audi A4. It is designed for front-wheel-drive (FWD) configurations and features a dual-mass flywheel for smoother operation. The gear ratios are optimized for performance and fuel efficiency, with a final drive ratio of 3.68:1.
Q2 What is the torque capacity of the VL381 transmission?
What is the torque capacity of the VL381 transmission?
The VL381 transmission has a maximum torque capacity of 350 Nm (258 lb-ft). This makes it suitable for the 2.0L TFSI and 3.2L FSI engines used in the 2009-2016 Audi A4. Exceeding this torque limit may result in premature wear or failure.
Q3 What type of transmission fluid should be used in the VL381?
What type of transmission fluid should be used in the VL381?
The VL381 transmission requires Audi Genuine Gear Oil G 052 512 A2 or an equivalent synthetic gear oil meeting VW/Audi specification TL 521 82. The recommended fill quantity is 2.2 liters (2.3 quarts). Using incorrect fluid may lead to improper lubrication and transmission damage.
Q4 How often should the VL381 transmission fluid be replaced?
How often should the VL381 transmission fluid be replaced?
Audi recommends inspecting the transmission fluid every 60,000 miles (96,000 km) and replacing it if necessary. However, under severe driving conditions (e.g., frequent towing, stop-and-go traffic), fluid replacement may be required more frequently.
Q5 What are common symptoms of VL381 transmission issues?
What are common symptoms of VL381 transmission issues?
Common symptoms include difficulty shifting gears, grinding noises during shifts, and transmission fluid leaks. These issues may be caused by worn synchronizers, low fluid levels, or damaged seals. Immediate inspection by a qualified technician is recommended.
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 VL381 Transmission Service Manual
Coming SoonOfficial service manual for the VL381 transmission, including disassembly, repair, and reassembly procedures.
VL381 Transmission Fluid Specifications
Coming SoonDetailed information on approved transmission fluids and their specifications for the VL381.
Audi A4 2009-2016 Technical Bulletins
Coming SoonCollection of technical bulletins addressing common issues and updates for the VL381 transmission.
VL381 Transmission Torque Specifications
Coming SoonComprehensive guide to torque values for all critical fasteners in the VL381 transmission.
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Technical Information
- All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
- Vehicle specifications and procedures may vary by model year, trim level, and region.
- Always follow the manufacturer's recommended procedures and safety precautions.
- Working on vehicles can be dangerous. Always take proper safety precautions and use appropriate safety equipment.
- If you're unsure about any procedure, consult a qualified professional mechanic.
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