Mercedes-Benz Mercedes C-Class 2007-2014 5G-TRONIC Transmission Specifications
This document provides a detailed overview of the 5G-Tronic transmission specifications for the Mercedes C-Class models produced between 2007 and 2014. It includes technical details such as gear ratios, torque capacity, shift patterns, and fluid requirements. The 5G-Tronic transmission, also known as the 722.6, is a five-speed automatic transmission renowned for its durability and smooth performance. This guide is designed to assist automotive enthusiasts, technicians, and owners in understanding the transmission's capabilities, maintenance needs, and compatibility with various C-Class models. Whether you're performing routine maintenance, troubleshooting issues, or considering performance upgrades, this comprehensive resource will provide valuable insights and practical information.
Overview Specifications
This document provides detailed specifications and technical information about the 5G-TRONIC transmission system used in the Mercedes-Benz C-Class models from 2007 to 2014. It is designed to assist technicians, enthusiasts, and vehicle owners in understanding the transmission's features, maintenance requirements, and performance characteristics. The guide is structured into sections for easy navigation and includes a quick reference table for key specifications.
How to Use
Use the search function to find specific terms or phrases related to the 5G-TRONIC transmission. Enter keywords such as 'gear ratios' or 'fluid capacity' to quickly locate relevant information.
Navigate through the document by clicking on the section titles in the table of contents. Each section is divided into subsections for detailed information on specific aspects of the transmission.
Key Specifications
Gear Count
5
Max Torque
600 Nm
Fluid Capacity
7.5 liters
Weight
85 kg
Shift Logic
Adaptive
Available Specifications
Transmission Overview
This section provides an introduction to the 5G-TRONIC transmission, including its development, application in the Mercedes-Benz C-Class, and general features.
Transmission Overview
This section provides an introduction to the 5G-TRONIC transmission, including its development, application in the Mercedes-Benz C-Class, and general features.
Introduction to 5G-TRONIC
- Developed by Mercedes-Benz for smooth and efficient gear shifts
- Used in C-Class models from 2007 to 2014
- Five-speed automatic transmission with adaptive shift logic
- Designed for improved fuel efficiency and performance
- Supports manual shifting via gear selector or paddle shifters
Key Features
- Adaptive shift logic adjusts to driving style
- Torque converter with lock-up clutch for reduced slippage
- Electronically controlled hydraulic system
- Compact and lightweight design
- Enhanced durability and reliability
Technical Specifications
This section covers the detailed technical specifications of the 5G-TRONIC transmission, including gear ratios, fluid capacity, and torque handling.
Technical Specifications
This section covers the detailed technical specifications of the 5G-TRONIC transmission, including gear ratios, fluid capacity, and torque handling.
Gear Ratios
- First gear: 3.95:1
- Second gear: 2.42:1
- Third gear: 1.49:1
- Fourth gear: 1.00:1
- Fifth gear: 0.83:1
- Reverse gear: 3.16:1
Fluid and Capacity
- Transmission fluid type: Mercedes-Benz ATF 134 FE
- Fluid capacity: 7.5 liters
- Fluid change interval: Approximately 60,000 miles
- Fluid temperature range: -40°C to 150°C
- Fluid filter replacement recommended during fluid change
Maintenance and Troubleshooting
This section provides guidance on maintaining the 5G-TRONIC transmission and troubleshooting common issues.
Maintenance and Troubleshooting
This section provides guidance on maintaining the 5G-TRONIC transmission and troubleshooting common issues.
Routine Maintenance
- Regularly check transmission fluid level and condition
- Replace transmission fluid and filter as per manufacturer's recommendations
- Inspect for leaks around transmission seals and gaskets
- Ensure proper operation of the transmission control module
Common Issues
- Delayed or harsh shifting
- Transmission slipping or not engaging
- Unusual noises during operation
- Transmission warning light on dashboard
- Fluid leaks from transmission
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Transmission Specifications
Overview
- Type
- 5-speed automatic transmission
- Configuration
- Longitudinal
- Platform
- Mercedes-Benz W204 C-Class
- Material
- Aluminum alloy casing
- Location
- Rear-wheel drive configuration
- Production Years
- 2007-2014
Dimensions
- Length
- 28.5 inches (724 mm)
- Width
- 22.8 inches (579 mm)
- Height
- 18.9 inches (480 mm)
- Weight
- 187 lbs (85 kg)
- input Shaft Diameter
- 1.18 inches (30 mm)
- Output Shaft Diameter
- 1.57 inches (40 mm)
- Fluid Capacity
- 7.4 quarts (7 liters)
- Torque Capacity
- 516 lb-ft (700 Nm)
Materials
- Casing
- Aluminum alloy
- Gears
- Case-hardened steel
- Clutch Packs
- Carbon fiber composite
- Seals
- Viton rubber
- Sensors
- Stainless steel and plastic
Features
- Shifting
-
- Adaptive shift logic
- Manual shift mode
- Sport mode
- Winter mode
- Efficiency
-
- Lock-up torque converter
- Reduced internal friction
- Optimized gear ratios
- Eco mode
- Control
-
- Electronic control unit (ECU)
- CAN bus integration
- Failsafe mode
- Self-diagnostic system
- Durability
-
- Reinforced gear sets
- High-temperature fluid
- Corrosion-resistant materials
- Sealed components
- Performance
-
- Smooth shift transitions
- Quick response times
- High torque handling
- Low noise operation
Safety Features
- Fail-Safes
-
- Limp-home mode
- Overheat protection
- Fluid pressure monitoring
- integration
-
- ABS compatibility
- ESP integration
- Traction control support
Comfort Features
- Noise Reduction
-
- Vibration dampening
- Quiet gear engagement
- Sound insulation
- Smoothness
-
- Adaptive shift patterns
- Torque converter lock-up
- Seamless gear changes
- Convenience
-
- Keyless start compatibility
- Automatic park lock
- Hill-start assist
Accessories
- Fluids
-
- Mercedes-Benz ATF 134
- Synthetic transmission fluid
- Additive packages
- Tools
-
- Diagnostic scanner
- Fluid exchange kit
- Torque wrench set
- Upgrades
-
- Performance shift kit
- Enhanced cooling system
- Custom ECU tuning
Maintenance
- Service interval
- Every 40,000 miles or 48 months
- Service Items
-
- Fluid and filter replacement
- Seal inspection
- Sensor calibration
- Gear wear analysis
- ECU software update
- Notes
- Use only Mercedes-Benz-approved fluids and parts for optimal performance.
Warranty
- Basic
- Miles: 50,000Years: 4Coverage: Parts and labor
- Powertrain
- Miles: 100,000Years: 7Coverage: Transmission components
- Corrosion
- Miles: UnlimitedYears: 10Coverage: Casing and seals
- Extended
- Miles: 120,000Years: 10Coverage: Optional extended coverage
Production Details
- Manufacturer
- Mercedes-Benz AG
- Manufacturing Process
-
- Precision CNC machining
- Automated assembly
- Laser welding
- Quality testing
- Quality Control
- Testing: Durability testing, Temperature cycling, Noise and vibration analysisStandards: ISO 9001, Mercedes-Benz internal standards, Automotive industry benchmarks
- Sustainability
-
- Recyclable materials
- Energy-efficient production
- Waste reduction initiatives
- Production Metrics
- Units Per Year: Approximately 500,000Defect Rate: Less than 0.1%Lead Time: 4-6 weeks
Service Information for 5g tronic transmission Service
Maintenance and service requirements specific to this component
- Transmission fluid replacement
- Filter replacement
- Seal inspection
- Sensor calibration
- ECU software update
Use only Mercedes-Benz-approved fluids and parts.
- Comprehensive fluid flush
- Clutch pack inspection
- Gear wear analysis
- Torque converter check
- System performance test
Special tools required for clutch pack inspection.
- Transmission overhaul
- Seal replacement
- Gear set inspection
- Complete system diagnostics
- Performance recalibration
Major service interval; recommend professional service.
Common Questions
Find answers to common questions about torque specifications
Q1 Is the 5G-Tronic transmission compatible with all 2007-2014 Mercedes C-Class models?
Is the 5G-Tronic transmission compatible with all 2007-2014 Mercedes C-Class models?
The 5G-Tronic transmission is compatible with most 2007-2014 Mercedes C-Class models, including the C230, C300, and C350. However, compatibility may vary depending on the engine type and drivetrain configuration. Always verify your vehicle's specifications using the VIN or consult a Mercedes-Benz dealer for confirmation. The 5G-Tronic is designed for smooth shifting and improved fuel efficiency, making it a reliable choice for these models.
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. Mercedes-Benz recommends a transmission fluid and filter change every 40,000 to 60,000 miles, depending on driving conditions. Additionally, inspect for leaks, check the transmission mount, and ensure the electronic control unit (ECU) software is up to date. Neglecting maintenance can lead to shifting issues or premature wear.
Q3 How do I replace the 5G-Tronic transmission in a 2007-2014 Mercedes C-Class?
How do I replace the 5G-Tronic transmission in a 2007-2014 Mercedes C-Class?
Replacing the 5G-Tronic transmission involves several steps: 1) Disconnect the battery and remove the transmission pan to drain fluid. 2) Detach the driveshaft, exhaust system, and transmission mounts. 3) Unbolt the transmission from the engine and carefully lower it using a transmission jack. 4) Install the new transmission by reversing the steps, ensuring proper alignment and torque specifications. Always refer to the service manual for detailed instructions.
Q4 What should I do if my 5G-Tronic transmission is not shifting smoothly?
What should I do if my 5G-Tronic transmission is not shifting smoothly?
If your 5G-Tronic transmission is not shifting smoothly, start by checking the transmission fluid level and condition. Low or contaminated fluid can cause shifting issues. Next, inspect the transmission mounts and wiring harness for damage. If the problem persists, use a diagnostic tool to check for error codes in the ECU. Common solutions include fluid replacement, software updates, or replacing worn components like solenoids.
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 the performance of your 5G-Tronic transmission, ensure regular maintenance, including fluid changes and software updates. Use only Mercedes-Benz-approved transmission fluid. Avoid aggressive driving and excessive towing to reduce wear. Consider upgrading the transmission software for improved shift patterns and responsiveness. Regularly inspect and replace worn components like mounts and sensors to maintain peak performance.
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-Benz 5G-Tronic Transmission Service Manual
Coming SoonDetailed service manual covering installation, maintenance, and troubleshooting for the 5G-Tronic transmission in 2007-2014 Mercedes C-Class models.
Technical Service Bulletin for 5G-Tronic Transmission Updates
Coming SoonLatest updates and fixes for the 5G-Tronic transmission, including software patches and common issues reported by Mercedes-Benz technicians.
5G-Tronic Transmission Parts and Accessories Catalog
Coming SoonComprehensive catalog of genuine parts and accessories for the 5G-Tronic transmission, including filters, gaskets, and fluid specifications.
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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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