2006–2009 Lexus LS 460 & LS 460L Wiring Diagram | OEM Electrical Workshop Manual PDF

This is the original OEM workshop electrical manual for the 2006–2009 Lexus LS 460 and LS 460L, available in a convenient and easy-to-use PDF format.

Electrical Manual Reference Number: EM1480U

This official manual includes detailed circuit wiring diagrams for each electrical system, wiring route and harness layouts, and complete relay and component location diagrams. It is the exact same manual used by certified Lexus dealership technicians for professional diagnosis and repairs.

Key Features:

• ✅ Covers Lexus LS 460 and LS 460L (Model Years: 2006, 2007, 2008, 2009)
• ✅ Includes all electrical systems: engine, lighting, HVAC, infotainment, safety, and more
• ✅ Wiring harness diagrams and connector views
• ✅ Relay and fuse box locations with pinouts
• ✅ Searchable and printable PDF format for easy reference
• ✅ Left-Hand Drive (LHD) & Right-Hand Drive (RHD) compatibility

Why Choose This Manual?

• ✔️ Official Lexus OEM content – no third-party rewrites
• ✔️ Trusted by Lexus dealership repair professionals
• ✔️ Ideal for both professional mechanics and DIY owners
• ✔️ Saves time and improves repair accuracy

Maintain your Lexus LS 460/460L with confidence using this factory-grade electrical wiring diagram manual—an essential resource for accurate diagnostics and professional repair work.

Sample Pages: 2006-2009 Lexus LS 460 Wiring Diagram

2006–2009 Lexus LS 460 (XF40) – Complete Model Overview

🔧 Common Mechanical Issues

• ⚙️ Transmission Jerks: 8-speed automatic may exhibit delayed or abrupt shifts in early production years
• 💧 Oil Leaks: V8 engine prone to front timing cover and valve cover gasket leaks
• 🔥 Engine Misfires: Due to faulty ignition coil packs or carbon buildup in intake valves
• 🛠 Air Suspension Problems: Rear suspension sag or compressor failure in models with air ride
• 🚗 Steering Rack Noise: Clunking sound from steering due to worn bushings or rack failure

⚡ Common Electrical Issues

• 🔋 Battery Drain: Keyless entry system and parasitic draw from trunk module
• 📱 Infotainment Lag: Navigation screen or Mark Levinson audio system slow to respond
• 💡 AFS Headlights: Adaptive headlights may fail to level or turn correctly
• 🔌 TPMS Sensor Failure: Premature sensor battery depletion triggers warning lights
• 🖥 Instrument Cluster Glitches: Occasional blackout or flickering display due to faulty solder joints
• 📶 Bluetooth Connectivity: Unstable pairing or call drops common in earlier firmware
• 📦 Trunk Control Module: May cause intermittent trunk latch failures or phantom opens

🚙 Performance Specifications

• 🛠 Engine: 4.6L V8 (1UR-FSE)
• 🐎 Horsepower: 380 hp @ 6,400 rpm
• 💪 Torque: 367 lb-ft @ 4,100 rpm
• ⚙️ Transmission: 8-speed automatic
• 🔄 Drivetrain: Rear-Wheel Drive or All-Wheel Drive
• ⛽ Fuel Economy: 16 city / 24 highway MPG (RWD)

🏁 Main Competitors

• 🚘 Mercedes-Benz S-Class (W221)
• 🚙 BMW 7 Series (E65/E66)
• 🚗 Audi A8 (D3)
• 🚘 Jaguar XJ (X350/X358)

✅ Pros and Cons

• ✔️ Pros: Smooth ride, refined V8, excellent reliability, luxurious interior, long-term durability
• ❌ Cons: Expensive suspension repairs, dated infotainment, complex electronics

🛠️ Maintenance Schedule

• 🛢 Oil Change: Every 5,000–7,500 miles (5W-30 synthetic)
• 🔁 Tire Rotation: Every 7,500 miles
• ⚙️ Transmission Fluid: Replace at 60,000–100,000 miles (WS ATF)
• 💦 Coolant: Replace every 100,000 miles or 10 years
• 🔌 Spark Plugs: Replace every 120,000 miles (iridium)
• 🔋 Battery & Electronics: Inspect annually

📢 Recalls (2006–2009 Lexus LS 460)

• 🚨 Brake Actuator: Software fault may cause delayed braking response — ECU reflash required
• 💡 HID Headlight Glare: Improper aiming due to faulty auto-leveling system
• ⚠️ Fuel Delivery Pipes: Risk of leakage — replacement under recall program

🛎️ Technical Service Bulletins (TSBs)

• 📝 TSB L-SB-0016-08: Transmission hesitation – ECU calibration update
• 💾 TSB L-SB-0083-09: Air suspension ride height calibration procedure
• 🔧 TSB L-SB-0024-08: Navigation display software patch for system reboots

📚 References

• 📄 Lexus TSB Database
• 📊 NHTSA.gov – Official Recall Records
• 📘 Dardoor.com Lexus LS Manuals