Lexus LS 2007-2017 4.6L V8 Hybrid Engine Specifications
Explore the detailed technical specifications of the 4.6L V8 hybrid engine used in the 2007-2017 Lexus LS models. Learn about its performance, maintenance, and compatibility with aftermarket parts.
Overview Specifications
This document provides detailed specifications and technical information about the 4.6L V8 Hybrid Engine used in the 2007-2017 Lexus LS models. It is designed to help users understand the engine's features, performance, and maintenance requirements. Use the search functionality to find specific terms or navigate through sections to explore detailed information about the engine's design, performance, and key specifications.
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Key Specifications
Engine Displacement
4.6 liters
Total System Output
438 horsepower
Peak Torque
385 lb-ft
Fuel Efficiency
19 mpg city / 23 mpg highway
Hybrid Battery Warranty
8 years / 100,000 miles
Available Specifications
Engine Design
This section covers the design and architecture of the 4.6L V8 Hybrid Engine, including its hybrid system integration, materials used, and engineering innovations.
Engine Design
This section covers the design and architecture of the 4.6L V8 Hybrid Engine, including its hybrid system integration, materials used, and engineering innovations.
Hybrid System Integration
- Combines a 4.6L V8 gasoline engine with an electric motor
- Uses Lexus Hybrid Drive technology for seamless power delivery
- Features a compact and lightweight hybrid battery system
- Optimized for fuel efficiency and reduced emissions
Materials and Construction
- Aluminum alloy block and cylinder heads for reduced weight
- High-strength components for durability and performance
- Advanced thermal management system
- Precision-engineered components for smooth operation
Performance
This section details the performance characteristics of the 4.6L V8 Hybrid Engine, including power output, torque, acceleration, and fuel efficiency.
Performance
This section details the performance characteristics of the 4.6L V8 Hybrid Engine, including power output, torque, acceleration, and fuel efficiency.
Power and Torque
- Total system output of 438 horsepower
- Peak torque of 385 lb-ft
- Smooth power delivery across the RPM range
- Combined gasoline and electric motor performance
Fuel Efficiency
- EPA-estimated 19 mpg city / 23 mpg highway
- Regenerative braking system for energy recovery
- Eco-driving mode for optimized fuel consumption
- Low emissions for a luxury performance engine
Maintenance and Reliability
This section provides information on maintenance requirements, reliability features, and common service intervals for the 4.6L V8 Hybrid Engine.
Maintenance and Reliability
This section provides information on maintenance requirements, reliability features, and common service intervals for the 4.6L V8 Hybrid Engine.
Maintenance Schedule
- Recommended oil change interval of 10,000 miles
- Hybrid battery inspection every 15,000 miles
- Regular coolant and fluid checks
- Scheduled maintenance reminders via onboard system
Reliability Features
- Robust hybrid battery warranty coverage
- Self-diagnostic system for early issue detection
- High-quality components for long-term durability
- Proven reliability in real-world driving conditions
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Engine Specifications
Overview
- Type
- V8 Hybrid
- Configuration
- 90-degree V8 with hybrid electric motor
- Platform
- Lexus LS 600h/LS 600h L
- Material
- Aluminum block and heads
- Location
- Front longitudinal
Dimensions
- Displacement
- 4.6 liters (4608 cc)
- Bore
- 94.0 mm (3.70 in)
- Stroke
- 83.0 mm (3.27 in)
- Length
- 720 mm (28.35 in)
- Width
- 680 mm (26.77 in)
- Height
- 620 mm (24.41 in)
- Weight
- 220 kg (485 lbs)
- Oil Capacity
- 7.9 liters (8.4 quarts)
Materials
- Block
- Aluminum alloy
- Cylinder Heads
- Aluminum alloy
- Pistons
- Forged aluminum
- Crankshaft
- Forged steel
- Valves
- Titanium intake, steel exhaust
Features
- Hybrid System
-
- Electric motor with 165 kW output
- Nickel-metal hydride battery pack
- Regenerative braking system
- Seamless power transition
- Fuel System
-
- Direct fuel injection
- Variable fuel pressure
- Electronic throttle control
- High-pressure fuel pump
- Cooling System
-
- Dual electric water pumps
- High-capacity radiator
- Oil cooler
- Thermostatically controlled
- Ignition System
-
- Direct ignition system
- Iridium-tipped spark plugs
- Coil-on-plug design
- Adaptive ignition timing
- Emissions Control
-
- Dual catalytic converters
- Exhaust gas recirculation
- Oxygen sensors
- EVAP system
Safety Features
- Engine Protection
-
- Knock control system
- Overheat protection
- Low oil pressure shutdown
- Hybrid Safety
-
- High-voltage disconnect system
- Insulation monitoring
- Crash detection shutdown
- Fire Prevention
-
- Fuel cut-off system
- Battery cooling system
- Automatic engine shutdown
Comfort Features
- Noise Reduction
-
- Acoustic engine cover
- Hydraulic engine mounts
- Sound insulation
- Vibration Control
-
- Balanced crankshaft
- Active engine mounts
- Harmonic dampers
- Climate Control
-
- Hybrid A/C compressor
- Dual-zone climate system
- Rear seat climate control
- Driving Modes
-
- Eco mode
- Power mode
- EV mode
Accessories
- Engine Bay
-
- Hybrid system warning labels
- High-voltage cable covers
- Insulated service plugs
- Cooling System
-
- Auxiliary electric fan
- Transmission cooler
- Power steering cooler
- Electrical System
-
- High-output alternator
- Hybrid battery cooling fan
- Power management module
Maintenance
- Service interval
- 10,000 miles or 12 months
- Service Items
-
- Oil and filter change
- Hybrid system inspection
- Coolant level check
- Spark plug replacement
- Battery cooling system check
- Maintenance Notes
- Use 0W-20 synthetic oil, hybrid system requires specialized tools
Warranty
- Basic Warranty
- Years: 4Miles: 50000Coverage: Bumper-to-bumper
- Hybrid Warranty
- Years: 8Miles: 100000Coverage: Hybrid components
- Powertrain Warranty
- Years: 6Miles: 70000Coverage: Engine and transmission
- Corrosion Warranty
- Years: 6Miles: UnlimitedCoverage: Perforation only
Production Details
- Manufacturer
- Toyota Motor Corporation
- Manufacturing Process
-
- Precision casting
- CNC machining
- Robotic assembly
- Laser measurement
- Quality Control
- Engine Testing: 100% dyno testingLeak Testing: Air and fluid pressure testsFinal Inspection: Visual and electronic checks
- Sustainability Practices
-
- Recycled aluminum usage
- Low-emission manufacturing
- Waste reduction programs
- Production Metrics
- Units Per Day: 150Defect Rate: 0.01%Energy Efficiency: 95%
Service Information for 4.6l v8 hybrid engine Service
Maintenance and service requirements specific to this component
- Oil and filter change
- Hybrid system inspection
- Coolant level check
- Tire rotation
- Brake system inspection
Use only Lexus-approved 0W-20 synthetic oil
- Air filter replacement
- Cabin air filter replacement
- Spark plug inspection
- Hybrid battery cooling system check
- Transmission fluid check
Requires specialized hybrid system diagnostic tools
- Spark plug replacement
- Transmission fluid change
- Hybrid inverter coolant replacement
- Brake fluid replacement
- Fuel system cleaning
Major service requires Lexus-certified technician
Common Questions
Find answers to common questions about torque specifications
Q1 Is the 4.6L V8 hybrid engine compatible with other Lexus models?
Is the 4.6L V8 hybrid engine compatible with other Lexus models?
The 4.6L V8 hybrid engine is specifically designed for the 2007-2017 Lexus LS 600h and LS 600h L models. It is not compatible with other Lexus models due to differences in engine bay dimensions, hybrid system integration, and powertrain configurations. Always verify compatibility with a certified Lexus technician before attempting any cross-model installations.
Q2 What are the maintenance requirements for the 4.6L V8 hybrid engine?
What are the maintenance requirements for the 4.6L V8 hybrid engine?
The 4.6L V8 hybrid engine requires regular maintenance, including oil changes every 5,000-7,500 miles, hybrid battery coolant replacement every 100,000 miles, and spark plug replacement every 60,000 miles. Additionally, inspect the hybrid system components, such as the inverter and electric motor, during routine service intervals. Adhering to the manufacturer's maintenance schedule ensures optimal performance and longevity.
Q3 How do I replace the 4.6L V8 hybrid engine?
How do I replace the 4.6L V8 hybrid engine?
Replacing the 4.6L V8 hybrid engine involves disconnecting the hybrid system, removing the engine mounts, and carefully extracting the engine. Ensure the hybrid battery is disconnected and the system is depressurized before starting. Use a certified Lexus service manual for detailed instructions. Professional installation is recommended due to the complexity of the hybrid system and safety risks involved.
Q4 What should I do if the hybrid system warning light comes on?
What should I do if the hybrid system warning light comes on?
If the hybrid system warning light illuminates, first check the hybrid battery coolant level and ensure there are no leaks. Use an OBD-II scanner to retrieve diagnostic trouble codes (DTCs) and refer to the Lexus service manual for specific troubleshooting steps. Common issues include low coolant levels, inverter malfunctions, or battery degradation. Seek professional assistance if the issue persists.
Q5 How can I optimize the performance of the 4.6L V8 hybrid engine?
How can I optimize the performance of the 4.6L V8 hybrid engine?
To optimize performance, use premium fuel, maintain proper tire pressure, and ensure the hybrid battery is charged optimally. Regularly clean the air intake and throttle body to improve airflow. Additionally, update the engine control unit (ECU) software with the latest Lexus technical service bulletins (TSBs) to enhance efficiency and power delivery.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
Lexus LS 600h Service Manual
Coming SoonComprehensive guide covering maintenance, repair, and troubleshooting for the 4.6L V8 hybrid engine and hybrid system.
Technical Service Bulletin: Hybrid System Update
Coming SoonDetails software updates and performance enhancements for the 4.6L V8 hybrid engine and hybrid system.
Lexus Genuine Parts Catalog
Coming SoonCatalog of genuine parts and accessories for the 2007-2017 Lexus LS 600h, including hybrid system components.
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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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