Mercedes-Benz Mercedes CLS 2010-2017 4.7L V8 Engine Specifications
Explore the detailed specifications of the 4.7L V8 engine in the 2010-2017 Mercedes CLS. Learn about its performance, maintenance, and compatibility for upgrades and repairs.
Overview Specifications
This document provides detailed specifications and technical information about the 4.7L V8 engine used in the 2010-2017 Mercedes CLS. It is designed to assist users in understanding the engine's features, performance, and maintenance requirements. The document is divided into sections for easy navigation, with subsections offering in-depth details. Use the search and navigation instructions to find specific information quickly.
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Key Specifications
Displacement
4.7 liters
Horsepower
429 hp
Torque
516 lb-ft
Fuel Economy
19 mpg combined
Acceleration
0-60 mph in 4.5s
Available Specifications
Engine Performance
This section covers the performance characteristics of the 4.7L V8 engine, including horsepower, torque, and acceleration. It also provides details on fuel efficiency and emissions.
Engine Performance
This section covers the performance characteristics of the 4.7L V8 engine, including horsepower, torque, and acceleration. It also provides details on fuel efficiency and emissions.
Power Output
- 429 horsepower at 5,250 rpm
- 516 lb-ft of torque at 1,800 rpm
- 0-60 mph acceleration in 4.5 seconds
- Top speed electronically limited to 155 mph
- Direct injection technology for improved efficiency
- Bi-turbocharging for enhanced power delivery
Fuel Efficiency
- EPA-estimated 16 mpg city
- EPA-estimated 25 mpg highway
- Combined fuel economy of 19 mpg
- ECO start/stop system for reduced idling
- Low rolling resistance tires
- Lightweight construction materials
Engine Design
This section delves into the design features of the 4.7L V8 engine, including its construction, materials, and advanced technologies.
Engine Design
This section delves into the design features of the 4.7L V8 engine, including its construction, materials, and advanced technologies.
Construction
- Aluminum block and cylinder heads
- Double overhead camshaft (DOHC) design
- Forged crankshaft for durability
- Piston cooling jets for reduced thermal stress
- Variable valve timing for optimal performance
- Integrated oil cooler for temperature management
Advanced Technologies
- Multi-spark ignition system
- Turbocharger with intercooler
- Active engine mounts for reduced vibration
- Adaptive engine management system
- Thermal management system for quick warm-up
- Low-friction coatings on moving parts
Maintenance and Reliability
This section provides information on the maintenance requirements and reliability of the 4.7L V8 engine, including service intervals and common issues.
Maintenance and Reliability
This section provides information on the maintenance requirements and reliability of the 4.7L V8 engine, including service intervals and common issues.
Service Intervals
- Oil change every 10,000 miles
- Air filter replacement every 30,000 miles
- Spark plug replacement every 60,000 miles
- Timing chain inspection every 100,000 miles
- Coolant flush every 50,000 miles
- Fuel system cleaning every 40,000 miles
Common Issues
- Potential oil leaks from gaskets
- Turbocharger lag in early models
- Carbon buildup on intake valves
- Worn engine mounts over time
- Coolant pump failure in high-mileage engines
- Electrical issues with sensors
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Engine Specifications
Overview
- Type
- V8 Bi-Turbo Gasoline Engine
- Configuration
- 90-degree V8
- Platform
- Mercedes-Benz M278
- Material
- Aluminum Alloy
- Location
- Front Longitudinal
Dimensions
- Length
- 28.3 in (719 mm)
- Width
- 32.7 in (831 mm)
- Height
- 27.6 in (701 mm)
- Weight
- 452 lbs (205 kg)
- Bore
- 3.9 in (99 mm)
- Stroke
- 3.6 in (92 mm)
- Displacement
- 286.5 cu in (4663 cc)
Materials
- Block
- Aluminum Alloy
- Cylinder Heads
- Aluminum Alloy
- Pistons
- Forged Aluminum
- Crankshaft
- Forged Steel
- Valves
- Titanium Alloy
Features
- Performance
-
- Direct Injection
- Twin Turbochargers
- Variable Valve Timing
- Start-Stop Technology
- Cooling
-
- Liquid Cooling System
- Dual Radiators
- Thermostatically Controlled Fans
- Fuel Efficiency
-
- ECO Start/Stop Function
- High-Pressure Direct Injection
- Low Friction Design
- Emissions
-
- EURO 6 Compliance
- Catalytic Converters
- Exhaust Gas Recirculation
- Technology
-
- Electronic Throttle Control
- Cylinder Deactivation
- Advanced Engine Management System
Safety Features
- Engine Protection
-
- Knock Sensor
- Overheat Protection
- Oil Pressure Monitoring
- Anti Theft
-
- Immobilizer System
- Engine Control Unit Security
- Diagnostics
-
- On-Board Diagnostics (OBD-II)
- Real-Time Monitoring
Comfort Features
- Noise Reduction
-
- Acoustic Engine Cover
- Damped Engine Mounts
- Silenced Exhaust System
- Vibration Control
-
- Balanced Crankshaft
- Hydraulic Engine Mounts
- Active Vibration Damping
- Climate Control
-
- Engine Pre-Heating
- Cabin Heating System
- Coolant Flow Control
Accessories
- intake
-
- High-Flow Air Filter
- Cold Air Intake
- Turbocharger Inlet Ducts
- Exhaust
-
- Stainless Steel Exhaust
- Performance Mufflers
- Catalytic Converters
- Cooling
-
- High-Performance Radiator
- Oil Cooler
- Intercooler
Maintenance
- Service interval
- 10,000 miles or 12 months
- Service Items
-
- Oil and Filter Change
- Spark Plug Replacement
- Air Filter Inspection
- Coolant Level Check
- Belt and Hose Inspection
- Maintenance 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: Engine and Transmission
- Emissions
- Miles: 80,000Years: 8Coverage: Emission Control Components
- Corrosion
- Miles: UnlimitedYears: 12Coverage: Perforation Corrosion
Production Details
- Manufacturer
- Mercedes-Benz AG
- Manufacturing Process
-
- Casting
- Machining
- Assembly
- Testing
- Quality Control
- inspection: 100% Engine TestingTolerances: Micron-Level PrecisionCertifications: ISO 9001, ISO 14001
- Sustainability Practices
-
- Recycled Materials
- Energy-Efficient Production
- Waste Reduction Programs
- Production Metrics
- Units Per Year: Approximately 50,000Lead Time: 6-8 weeksProduction Sites: Stuttgart, Germany, Affalterbach, Germany
Service Information for 4.7l v8 engine Service
Maintenance and service requirements specific to this component
- Oil and Filter Change
- Air Filter Inspection
- Coolant Level Check
- Belt and Hose Inspection
- Spark Plug Check
Use Mercedes-Benz approved oil and filters.
- Spark Plug Replacement
- Fuel Filter Replacement
- Coolant Flush
- Throttle Body Cleaning
- Exhaust System Inspection
Inspect turbochargers for wear and tear.
- Timing Chain Inspection
- Turbocharger Overhaul
- Engine Mount Replacement
- Crankshaft Seal Replacement
- Performance Testing
Major service requires specialized tools and equipment.
Common Questions
Find answers to common questions about torque specifications
Q1 Is the 4.7L V8 engine compatible with other Mercedes models?
Is the 4.7L V8 engine compatible with other Mercedes models?
The 4.7L V8 engine found in the 2010-2017 Mercedes CLS is primarily designed for this model but is also compatible with other Mercedes vehicles like the E-Class and S-Class from the same era. It is essential to verify specific model and year compatibility, as variations in engine mounts, wiring, and electronics may exist. Always consult the vehicle's technical documentation or a Mercedes specialist before installation.
Q2 What are the maintenance requirements for the 4.7L V8 engine?
What are the maintenance requirements for the 4.7L V8 engine?
The 4.7L V8 engine requires regular maintenance to ensure optimal performance. Key tasks include oil changes every 10,000 miles or annually, spark plug replacement every 60,000 miles, and air filter changes every 30,000 miles. Regularly inspect the timing chain, coolant system, and belts for wear. Adhering to Mercedes-Benz’s recommended maintenance schedule is crucial to prevent costly repairs and maintain engine longevity.
Q3 How do I replace the 4.7L V8 engine in a Mercedes CLS?
How do I replace the 4.7L V8 engine in a Mercedes CLS?
Replacing the 4.7L V8 engine involves several steps. Begin by disconnecting the battery and draining fluids. Remove the intake manifold, exhaust system, and ancillary components. Unbolt the engine mounts and carefully lift the engine using a hoist. Install the new engine by reversing the process, ensuring all connections are secure. Torque bolts to manufacturer specifications and refill fluids. Always refer to the service manual for detailed instructions.
Q4 What are common troubleshooting steps for the 4.7L V8 engine?
What are common troubleshooting steps for the 4.7L V8 engine?
Common issues with the 4.7L V8 engine include rough idling, reduced power, and check engine lights. Start by scanning for diagnostic trouble codes (DTCs) using an OBD-II scanner. Inspect spark plugs, ignition coils, and fuel injectors for faults. Check for vacuum leaks, dirty air filters, or clogged fuel lines. If the issue persists, examine the timing chain and valve train for wear. Consult a professional mechanic for complex diagnostics.
Q5 How can I optimize the performance of the 4.7L V8 engine?
How can I optimize the performance of the 4.7L V8 engine?
To optimize the 4.7L V8 engine’s performance, use high-quality synthetic oil and premium fuel. Upgrade the air intake and exhaust systems for better airflow. Consider a performance tune to enhance horsepower and torque. Regularly clean fuel injectors and throttle bodies. Ensure proper tire pressure and alignment to reduce engine strain. Avoid aggressive driving to prolong engine life and maintain efficiency.
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 CLS 4.7L V8 Engine Service Manual
Coming SoonDetailed service manual covering maintenance, repair, and troubleshooting for the 4.7L V8 engine in the 2010-2017 Mercedes CLS.
Technical Service Bulletin: 4.7L V8 Engine Updates
Coming SoonLatest technical service bulletins addressing common issues, recalls, and updates for the 4.7L V8 engine.
Mercedes 4.7L V8 Engine Parts Catalog
Coming SoonComprehensive catalog listing genuine parts and accessories for the 4.7L V8 engine, including part numbers and compatibility details.
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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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