Mercedes-Benz Mercedes A-Class 2004-2012 5G-TRONIC Transmission Specifications
This document provides detailed technical specifications for the 5G-Tronic automatic transmission used in the 2004-2012 Mercedes A-Class. It includes key performance metrics, gear ratios, torque capacity, and fluid requirements, offering valuable insights for owners, technicians, and enthusiasts. The 5G-Tronic transmission, known for its smooth shifting and durability, is a critical component in enhancing the driving experience of the A-Class. This resource serves as a comprehensive guide for maintenance, troubleshooting, and performance upgrades, ensuring optimal operation and longevity of the transmission. Whether you're performing routine checks or planning modifications, this document is an essential reference for understanding and maintaining the 5G-Tronic system.
Overview Specifications
This document provides detailed specifications and technical information about the 5G-TRONIC transmission used in Mercedes-Benz A-Class vehicles from 2004 to 2012. It is designed to assist technicians, enthusiasts, and owners in understanding the transmission's features, maintenance, and performance. Use the search and navigation instructions to quickly locate specific details. The sections are organized to cover key aspects of the transmission, including its design, operation, and key specifications.
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Key Specifications
Gear Count
5 forward, 1 reverse
Torque Capacity
280 Nm
Weight
75 kg
Fluid Capacity
7.5 liters
Service Interval
60,000 miles
Available Specifications
Transmission Design
This section covers the design features of the 5G-TRONIC transmission, including its construction, components, and engineering principles. It provides insights into the transmission's architecture and how it integrates with the vehicle's drivetrain.
Transmission Design
This section covers the design features of the 5G-TRONIC transmission, including its construction, components, and engineering principles. It provides insights into the transmission's architecture and how it integrates with the vehicle's drivetrain.
Construction and Materials
- Aluminum alloy transmission casing for reduced weight
- Five forward gears and one reverse gear
- Integrated torque converter for smooth power delivery
- Advanced hydraulic control system for precise shifting
Integration with Drivetrain
- Seamless compatibility with Mercedes-Benz engines
- Electronic control unit (ECU) for optimized performance
- Adaptive shift logic for varying driving conditions
- Compact design for efficient space utilization
Operation and Performance
This section explains how the 5G-TRONIC transmission operates and its performance characteristics. It includes details on shifting behavior, fuel efficiency, and driving dynamics.
Operation and Performance
This section explains how the 5G-TRONIC transmission operates and its performance characteristics. It includes details on shifting behavior, fuel efficiency, and driving dynamics.
Shifting Behavior
- Smooth and responsive gear changes
- Adaptive shift patterns based on driver input
- Manual override option for sportier driving
- Reduced shift times for improved acceleration
Fuel Efficiency
- Optimized gear ratios for lower fuel consumption
- Eco mode for enhanced efficiency in city driving
- Reduced internal friction for better energy utilization
- Compliance with Euro 4 and Euro 5 emission standards
Maintenance and Service
This section provides guidance on maintaining and servicing the 5G-TRONIC transmission. It includes recommended service intervals, common issues, and troubleshooting tips.
Maintenance and Service
This section provides guidance on maintaining and servicing the 5G-TRONIC transmission. It includes recommended service intervals, common issues, and troubleshooting tips.
Service Intervals
- Transmission fluid change every 60,000 miles
- Regular inspection of hydraulic system components
- Software updates for optimal performance
- Torque converter maintenance as per manufacturer guidelines
Common Issues
- Delayed shifting due to worn solenoids
- Fluid leaks from seals and gaskets
- Transmission overheating in extreme conditions
- Error codes related to the electronic control unit
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Transmission Specifications
Overview
- Type
- Automatic Transmission
- Configuration
- 5-speed
- Platform
- Mercedes A-Class (2004-2012)
- Material
- Aluminum alloy casing
- Location
- Front-engine, front-wheel-drive
Dimensions
- Length
- 18.5 inches (470 mm)
- Width
- 14.2 inches (360 mm)
- Height
- 12.6 inches (320 mm)
- Weight
- 154 lbs (70 kg)
- input Shaft Length
- 8.7 inches (220 mm)
- Output Shaft Length
- 10.2 inches (260 mm)
- Oil Capacity
- 7.4 quarts (7 liters)
Materials
- Casing
- Aluminum alloy
- Gears
- Hardened steel
- Clutch Pack
- Composite friction material
- Seals
- Synthetic rubber
- Sensors
- Plastic and copper
Features
- Performance
-
- Smooth gear shifts
- Adaptive shift logic
- Manual mode override
- Sport mode
- Efficiency
-
- Optimized gear ratios
- Reduced internal friction
- Eco mode
- Durability
-
- Hardened steel gears
- High-temperature resistance
- Long service life
- Control
-
- Electronic control unit (ECU)
- CAN bus integration
- Shift-by-wire technology
- Safety
-
- Fail-safe mode
- Overheat protection
- Reverse lockout
Safety Features
- Electronic
-
- Fail-safe mode
- Overheat protection
- Reverse lockout
- Mechanical
-
- Robust gear design
- Redundant sensor systems
- Emergency
-
- Neutral position in case of failure
- Manual override capability
Comfort Features
- Noise Reduction
-
- Precision-engineered gears
- Sound-dampening casing
- Smoothness
-
- Adaptive shift logic
- Torque converter design
- Convenience
-
- Automatic mode
- Manual mode override
- Sport mode
- Climate
-
- Integrated cooling system
- High-temperature protection
Accessories
- installation
-
- Mounting brackets
- Alignment tools
- Sealing gaskets
- Maintenance
-
- Transmission fluid
- Filter kit
- Sealant
- Upgrades
-
- Performance clutch pack
- Sport mode ECU tune
- Enhanced cooling system
Maintenance
- Service interval
- Every 60,000 miles or 5 years
- Service Items
-
- Fluid and filter replacement
- Seal inspection
- Sensor calibration
- Gear inspection
- Clutch pack check
- Notes
- Use only Mercedes-approved transmission fluid and parts
Warranty
- Basic
- Miles: 50,000Years: 4Coverage: Parts and labor
- Powertrain
- Miles: 100,000Years: 7Coverage: Transmission components
- Corrosion
- Miles: UnlimitedYears: 12Coverage: Casing and seals
- Extended
- Miles: 120,000Years: 10Coverage: Extended transmission components
Production Details
- Manufacturer
- Mercedes-Benz AG
- Manufacturing Process
-
- Precision CNC machining
- Automated assembly
- Laser welding
- Quality Control
- Testing: Dynamic load testinginspection: X-ray and ultrasonicStandards: ISO 9001 certified
- Sustainability
-
- Recyclable materials
- Energy-efficient production
- Waste reduction initiatives
- Production Metrics
- Units Per Year: 150,000Defect Rate: Less than 0.1%Lead Time: 2 weeks
Service Information for 5g tronic transmission Service
Maintenance and service requirements specific to this component
- Fluid level check
- Seal inspection
- Sensor calibration
- Visual inspection
Ensure proper fluid type is used
- Fluid and filter replacement
- Clutch pack inspection
- Gear inspection
- System diagnostics
Use OEM parts and fluids
- Complete fluid flush
- Clutch pack replacement
- Seal replacement
- Performance testing
Recommended to replace all wear components
Common Questions
Find answers to common questions about torque specifications
Q1 Is the 5G-Tronic transmission compatible with all 2004-2012 Mercedes A-Class models?
Is the 5G-Tronic transmission compatible with all 2004-2012 Mercedes A-Class models?
The 5G-Tronic transmission is compatible with select 2004-2012 Mercedes A-Class models, specifically those with the W169 chassis. It is designed for vehicles equipped with V6 engines and offers smooth shifting and enhanced fuel efficiency. Always verify compatibility using your vehicle’s VIN or consult a Mercedes dealer for precise fitment information.
Q2 What are the maintenance requirements for the 5G-Tronic transmission?
What are the maintenance requirements for the 5G-Tronic transmission?
The 5G-Tronic transmission requires regular maintenance to ensure optimal performance. Key tasks include fluid and filter changes every 40,000 to 60,000 miles, inspection of seals and gaskets, and software updates. Neglecting maintenance can lead to shifting issues or transmission failure. Refer to the owner’s manual or a certified technician for detailed schedules.
Q3 How do I install or replace the 5G-Tronic transmission in my Mercedes A-Class?
How do I install or replace the 5G-Tronic transmission in my Mercedes A-Class?
Installing or replacing the 5G-Tronic transmission involves several steps: disconnect the battery, remove the driveshaft, detach the transmission mounts, and carefully lower the transmission. Ensure proper alignment during installation and refill with the correct transmission fluid. Due to the complexity, it’s recommended to have this performed by a certified mechanic.
Q4 What are common troubleshooting steps for the 5G-Tronic transmission?
What are common troubleshooting steps for the 5G-Tronic transmission?
Common issues include gear slipping, delayed shifting, or warning lights. Begin by checking the transmission fluid level and condition. Scan for error codes using an OBD-II scanner. Inspect the wiring harness and solenoids. If issues persist, consult a professional for a detailed diagnosis and repair.
Q5 How can I optimize the performance of my 5G-Tronic transmission?
How can I optimize the performance of my 5G-Tronic transmission?
To optimize performance, use the recommended transmission fluid, ensure regular maintenance, and avoid aggressive driving. Consider updating the transmission control unit software for improved shifting logic. Additionally, inspect and replace worn components like the torque converter or clutch packs to maintain smooth operation.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
Mercedes A-Class 5G-Tronic Service Manual
Coming SoonThis manual provides detailed instructions for servicing the 5G-Tronic transmission, including fluid changes, part replacements, and diagnostic procedures.
5G-Tronic Transmission Technical Bulletin
Coming SoonThis bulletin outlines common issues, updates, and solutions for the 5G-Tronic transmission in 2004-2012 Mercedes A-Class models.
Mercedes A-Class Parts Catalog
Coming SoonThis catalog lists all compatible parts and accessories for the 5G-Tronic transmission, including part numbers and descriptions.
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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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