Lexus LS 2018-present Electrical Specifications
Discover the detailed electrical specifications for the 2018-Present Lexus LS. This guide covers battery, alternator, starter motor, wiring harnesses, and ECUs, providing essential information for maintenance, troubleshooting, and repairs. Ideal for technicians and owners.
Overview Specifications
This document provides detailed electrical specifications for the 2018-Present Lexus LS. It covers key components such as the battery system, charging capabilities, electrical architecture, and advanced driver-assistance systems (ADAS). Use this guide to understand the vehicle's electrical performance, maintenance requirements, and technological features. The document is organized into sections for easy navigation, with quick-reference tables for essential specifications.
How to Use
Use the search bar to find specific terms or components. Enter keywords like 'battery capacity' or 'ADAS' to locate relevant sections quickly.
Scroll through the sections or use the table of contents to jump to specific topics. Each section is divided into subsections for detailed information.
Key Specifications
Battery Capacity
1.1 kWh
Voltage System
12V/288V
ADAS Features
Lexus Safety System+ 2.5
Regenerative Braking
Yes
Battery Lifespan
10 years/150,000 miles
Available Specifications
Battery System
This section covers the Lexus LS's battery specifications, including capacity, type, and maintenance requirements. It also includes details on the hybrid system's energy management and regenerative braking.
Battery System
This section covers the Lexus LS's battery specifications, including capacity, type, and maintenance requirements. It also includes details on the hybrid system's energy management and regenerative braking.
Battery Capacity and Type
- Lithium-ion battery with 1.1 kWh capacity (hybrid models)
- 12V auxiliary battery for standard models
- Battery lifespan: Up to 10 years or 150,000 miles
- Regenerative braking system for energy recovery
Charging and Maintenance
- No external charging required for hybrid models
- Automatic battery management system
- Regular maintenance checks recommended every 10,000 miles
- Battery cooling system for optimal performance
Electrical Architecture
This section details the vehicle's electrical architecture, including wiring, control units, and power distribution. It highlights the integration of advanced technologies for enhanced performance.
Electrical Architecture
This section details the vehicle's electrical architecture, including wiring, control units, and power distribution. It highlights the integration of advanced technologies for enhanced performance.
Wiring and Control Units
- High-voltage wiring for hybrid powertrain
- Multiple electronic control units (ECUs) for system management
- CAN bus communication for seamless integration
- Redundant safety systems for fault tolerance
Power Distribution
- Dual-voltage system: 12V and 288V (hybrid models)
- Smart power distribution for energy efficiency
- Fuse and relay protection for electrical components
- Integrated power inverter for hybrid system
Advanced Driver-Assistance Systems (ADAS)
This section explores the Lexus LS's ADAS features, including sensors, cameras, and software integration. It explains how these systems enhance safety and driving convenience.
Advanced Driver-Assistance Systems (ADAS)
This section explores the Lexus LS's ADAS features, including sensors, cameras, and software integration. It explains how these systems enhance safety and driving convenience.
Sensors and Cameras
- Front and rear radar sensors for collision detection
- 360-degree camera system for parking assistance
- LIDAR technology for adaptive cruise control
- Night vision camera for low-light conditions
Software and Integration
- Lexus Safety System+ 2.5 for comprehensive ADAS
- AI-based predictive hazard detection
- Over-the-air software updates for system improvements
- Integration with navigation for predictive driving
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Component Specifications
Overview
- Type
- 12V Lithium-ion Battery System
- Configuration
- Dual Battery Setup (Main + Auxiliary)
- Platform
- Lexus GA-L Platform
- Material
- High-Density Lithium-ion Cells
- Location
- Rear Trunk Compartment
Dimensions
- Battery Length
- 12.6 in (320 mm)
- Battery Width
- 7.1 in (180 mm)
- Battery Height
- 6.3 in (160 mm)
- Battery Weight
- 28.7 lbs (13 kg)
- Wiring Length
- 98.4 ft (30 m)
- Alternator Output
- 150A
- Voltage
- 12V DC
- Charging Time
- 2.5 hours (0-100%)
Materials
- Battery Casing
- Reinforced Polypropylene
- Wiring Harness
- Copper with High-Temperature Insulation
- Connectors
- Gold-Plated Terminals
- Alternator
- Aluminum Housing with Copper Windings
- Fuse Box
- Thermoplastic with Flame Retardant
Features
- Charging System
-
- Smart Alternator Control
- Regenerative Braking Integration
- Fast Charging Capability
- Battery Health Monitoring
- Lighting System
-
- Adaptive LED Headlights
- Ambient Interior Lighting
- Dynamic Turn Signals
- Automatic High Beam Control
- infotainment
-
- 12.3-inch Touchscreen Display
- Mark Levinson Surround Sound System
- Wireless Charging Pad
- Bluetooth Connectivity
- Safety Systems
-
- Pre-Collision System
- Lane Departure Alert
- Adaptive Cruise Control
- Blind Spot Monitoring
- Climate Control
-
- 4-Zone Automatic Climate Control
- Remote Start Climate Preconditioning
- Air Quality Sensor
- Heated and Ventilated Seats
Safety Features
- Battery Safety
-
- Thermal Runaway Protection
- Overcharge Protection
- Short Circuit Prevention
- Wiring Protection
-
- Fire-Resistant Insulation
- Waterproof Connectors
- EMI Shielding
- Fuse Protection
-
- Smart Fuse Technology
- Overcurrent Protection
- Automatic Reset Function
Comfort Features
- Lighting
-
- Adaptive Headlights
- Mood Lighting
- Reading Lights
- Climate
-
- Heated Steering Wheel
- Rear Seat Climate Control
- Air Purification System
- Seating
-
- Massage Function
- Memory Settings
- Power Adjustable Seats
- Audio
-
- Noise Cancellation
- Surround Sound
- HD Radio
Accessories
- Charging
-
- Portable Charger
- Wall Mount Charger
- Solar Charger
- Lighting
-
- LED Fog Lights
- Interior Light Kit
- Trunk Light
- Audio
-
- Subwoofer Upgrade
- Amplifier Kit
- Speaker Upgrade
Maintenance
- Service interval
- Every 10,000 miles or 12 months
- Service Items
-
- Battery Health Check
- Alternator Output Test
- Wiring Harness Inspection
- Fuse Box Inspection
- Ground Connection Check
- Maintenance Notes
- Use only Lexus-approved parts and fluids for maintenance.
Warranty
- Basic Warranty
- Miles: 50,000Years: 4Coverage: Bumper to Bumper
- Powertrain Warranty
- Miles: 70,000Years: 6Coverage: Engine and Transmission
- Battery Warranty
- Miles: 100,000Years: 8Coverage: Battery and Charging System
- Corrosion Warranty
- Miles: UnlimitedYears: 6Coverage: Perforation from Corrosion
Production Details
- Manufacturer
- Lexus Division, Toyota Motor Corporation
- Manufacturing Process
-
- Automated Assembly Line
- Robotic Welding
- Precision Calibration
- Quality Control
- Testing: Vibration Testing, Thermal Cycling, Water Immersion TestingCertifications: ISO 9001, ISO 14001, ISO 26262
- Sustainability Practices
-
- Recycled Materials
- Energy-Efficient Manufacturing
- Zero Waste to Landfill
- Production Metrics
- Units Per Year: 50,000Defect Rate: 0.01%Energy Consumption: 15 kWh per unit
Service Information for Electrical System Service
Maintenance and service requirements specific to the electrical system
- Inspect battery terminals and connections
- Check alternator output voltage
- Test all exterior and interior lights
- Inspect wiring harness for wear or damage
- Verify fuse box integrity
Ensure all connections are clean and secure.
- Perform battery load test
- Inspect charging system components
- Check ground connections
- Test all electrical accessories
- Verify software updates for electrical systems
Use diagnostic tools for comprehensive system check.
- Replace battery if necessary
- Inspect and clean alternator
- Check and replace any worn wiring
- Test all safety systems
- Perform full system diagnostics
Critical to replace any components showing signs of wear.
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What are the electrical system specifications for the 2018-Present Lexus LS?
What are the electrical system specifications for the 2018-Present Lexus LS?
The 2018-Present Lexus LS features a 12-volt electrical system with a lithium-ion hybrid battery in hybrid models. The system supports advanced features like adaptive headlights, a 12.3-inch infotainment display, and a 23-speaker Mark Levinson audio system. It is compatible with Lexus Enform telematics and offers wireless charging for compatible devices. The hybrid variant includes a 1.1 kWh battery pack for the hybrid powertrain.
Q2 What are the maintenance requirements for the Lexus LS electrical system?
What are the maintenance requirements for the Lexus LS electrical system?
The Lexus LS electrical system requires regular inspections of the battery, wiring, and connections. Hybrid models need periodic checks of the hybrid battery cooling system. Lexus recommends inspecting the 12-volt battery every 10,000 miles and replacing it every 4-5 years. Software updates for the infotainment and safety systems should be performed during routine service visits.
Q3 How do I replace the 12-volt battery in a Lexus LS?
How do I replace the 12-volt battery in a Lexus LS?
To replace the 12-volt battery, first, turn off the vehicle and disconnect the negative terminal, followed by the positive terminal. Remove the battery hold-down clamp and carefully lift the battery out. Install the new battery, secure it with the clamp, and reconnect the terminals in reverse order. Ensure the battery is properly seated and the connections are tight to avoid electrical issues.
Q4 What should I do if the infotainment system in my Lexus LS malfunctions?
What should I do if the infotainment system in my Lexus LS malfunctions?
If the infotainment system malfunctions, first restart the system by holding the power button for 10 seconds. Check for software updates via the Lexus Enform app or dealership. If the issue persists, inspect the fuse box for blown fuses related to the audio system. For persistent problems, consult a Lexus technician for diagnostics and repair.
Q5 How can I optimize the performance of the Lexus LS electrical system?
How can I optimize the performance of the Lexus LS electrical system?
To optimize performance, ensure the battery is fully charged and connections are clean and secure. Regularly update the infotainment and safety system software. Use genuine Lexus parts for replacements and avoid overloading the electrical system with aftermarket accessories. For hybrid models, maintain the hybrid battery cooling system and monitor its health through the vehicle's diagnostic tools.
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 Service Manual
Coming SoonComprehensive guide covering maintenance, repair, and troubleshooting for the 2018-Present Lexus LS electrical system.
Technical Service Bulletin: Infotainment System Update
Coming SoonDetails a software update to resolve common infotainment system issues in the 2018-Present Lexus LS.
Lexus LS Parts and Accessories Catalog
Coming SoonCatalog listing genuine Lexus parts and accessories for the 2018-Present Lexus LS, including electrical components.
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Technical Information
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