🏷️ Basic Information Identification Make: Lexus Model: GS300 / GS400 Production Model Year: 2000 Codes Chassis Code: JZS160 (GS300), UZS161 (GS400) Engine Codes: 2JZ-GE (GS300), 1UZ-FE (GS400) 👋 Introduction Market Position Segment: Luxury Sport Sedan Positioning: Competed against European luxury sedans and performance-oriented domestic luxury brands, offering refined luxury, reliability, and performance. Competitive Analysis Competitors: BMW 5 Series, Mercedes-Benz E-Class, Audi A6, Cadillac DeVille, Lincoln Continental Key Features Gs300 Highlights: Smooth 2JZ-GE inline-six engine, legendary reliability, refined interior, comfortable ride, sophisticated styling. Gs400 Highlights: Powerful 1UZ-FE V8 engine, stronger acceleration, enhanced performance, signature Lexus quietness and luxury. Value Proposition Manual Value: Provides essential information for owners and independent repair shops to maintain and repair the vehicle to factory standards, preserving its luxury and performance. 📋 Manual Details Coverage Areas General Coverage: Detailed Service Repair Information Scope: All model and all engine types are included. Sections: Repair, Operation, and Diagnostics Page Count Estimated Page Count: Approximately 2000-3000 pages (typical for factory service manuals of this era) Manual Type Type: Factory Service Manual / Repair Manual Language Language: English Format Format: Original Factory Manual (Likely Printed, Digital PDF version available) 📖 Manual Coverage Systems Covered Engine: Engine mechanical, lubrication, cooling, fuel delivery, ignition, emission control, engine management (ECM/PCM) Transmission: Automatic Transmission (Aisin-Warner 5-speed), hydraulic control, electronic control, service, overhaul, fluid specifications Drivetrain: Front-wheel drive, driveshafts, CV joints, differential, wheel bearings Suspension: Front independent suspension (MacPherson strut), rear independent suspension (multi-link), shock absorbers, springs, bushings, alignment specifications Brakes: Front ventilated discs, rear discs, Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD), brake fluid specifications, service, bleeding procedures Steering: Power assisted rack and pinion, steering column, intermediate shaft, fluid specifications, service Electrical: 12V electrical system, battery, charging system (alternator), starting system (starter motor), lighting, wiring diagrams, fuses, relays, body control module (BCM), multiplex communication system HVAC: Heating, Ventilation, and Air Conditioning system, refrigerant type, service, diagnostics Body: Body construction, exterior panels, interior trim, doors, windows, locks, glass, paint Safety Systems: Airbags (SRS), seat belts, pre-tensioners Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, fluid checks and changes, tune-ups, inspections Repair: Component removal, installation, adjustment, and overhaul for all major systems Diagnostics: Troubleshooting guides, diagnostic trouble codes (DTCs), flow charts, symptom-based diagnosis Special Tools: Identification and usage of special tools required for specific procedures Specifications: Torque specifications, clearances, fluid capacities, pressure readings, electrical resistance values Technical Depth Depth: Comprehensive from basic maintenance to detailed engine and transmission rebuilds, including electrical system diagnostics and body repair. Diagnostics Level: Advanced, including on-board diagnostics (OBD-II) interpretation and specific component testing. Wiring Diagrams: Detailed, system-specific wiring diagrams with component identification. 📊 Manual Specifications File Format Digital Format: PDF (Searchable, Printable) Print Quality Print Quality: High-resolution scans of original factory documents, clear text and diagrams. Binding Type Binding Type: Perfect bound or spiral bound for easy page turning during use (for physical copies). Paper Type Paper Type: Durable, high-quality paper stock to withstand workshop environments (for physical copies). ⚙️ Engine Specifications Primary Engine Gs300 Engine: 3.0L DOHC 24-Valve Inline 6-Cylinder (2JZ-GE) Gs400 Engine: 4.0L DOHC 32-Valve V8 (1UZ-FE) Performance Gs300 Horsepower: 220 hp @ 5800 rpm Gs300 Torque: 225 lb-ft @ 3800 rpm Gs400 Horsepower: 290 hp @ 6000 rpm Gs400 Torque: 300 lb-ft @ 4000 rpm Fuel System Fuel Type: Unleaded Gasoline (Premium Recommended) Injection System: Electronic Fuel Injection (EFI) Engine Management ECM: Engine Control Module (ECM) with integrated diagnostics. 🔧 Transmission Standard Transmission Type: 5-Speed Automatic Transmission (Aisin-Warner A650E for GS300, A650E/A761E for GS400) Optional Transmission Options: No manual transmission offered for this generation in North America. Features Automatic Features: Electronically controlled, lock-up torque converter, sequential shift mode (later models). Fluid Specifications Transmission Fluid: Toyota ATF WS (World Standard) or equivalent specification (check manual for exact spec for 2000 model). 📐 Dimensions Exterior Wheelbase: 110.2 inches (2799 mm) Length: 192.7 inches (4895 mm) Width: 70.1 inches (1780 mm) Height: 55.7 inches (1415 mm) Weights Curb Weight Gs300: Approximately 3615 lbs (1640 kg) Curb Weight Gs400: Approximately 3814 lbs (1730 kg) Gross Vehicle Weight Rating: Typically around 4700-4800 lbs (2130-2180 kg), check specific vehicle for accuracy. 🛡️ Safety Features Ratings NHTSA Front Impact: 5-Star (Driver and Passenger) for the 2000 model year. IIHS Crash Test: Good (Frontal Offset) - reflects typical performance for luxury sedans of this era. Active Features ABS: Standard Anti-lock Braking System (ABS). Ebd: Standard Electronic Brake-force Distribution (EBD). Traction Control: Standard Traction Control System (TCS). Passive Features Airbags: Driver and front passenger airbags, side airbags (optional on some trims). Seat Belts: Three-point seat belts with pre-tensioners and force limiters for front occupants. 💡 Technology Features Infotainment Audio System: Premium audio system, often with CD player, cassette deck, and Nakamichi or Mark Levinson upgrade options. Navigation: Optional DVD-based navigation system. Driver Assistance Cruise Control: Standard Adaptive Cruise Control (ACC) on some models/packages. Parking Assist: Optional...