🏷️ Basic Information Identification Make: Infiniti Model: Q45 Year: 2006 Codes Chassis Code: F50 👋 Introduction Market Position Market Position: The 2006 Infiniti Q45 was positioned as a flagship luxury sedan, competing with established German and American marques in the premium segment. Competitive Analysis Competitive Analysis: Competed with vehicles such as the Lexus LS, Mercedes-Benz S-Class, BMW 7 Series, and Audi A8. The Q45 offered a blend of performance, luxury, and advanced technology, often at a more competitive price point. Key Features Key Features: Powerful V8 engine, sophisticated suspension system (e.g., Active Rear-Wheel Steering on some models), luxurious interior appointments, advanced infotainment, and a smooth, quiet ride. 📋 Manual Details Coverage Areas Coverage Areas: Full service and repair for 2006 Infiniti Q45 Page Count Page Count: N/A (Software-based, dynamically accessed) Manual Type Manual Type: Official Service and Repair Manual Software Language Language: English Format Format: Online Access (Web Browser) 📖 Manual Coverage Systems Covered Systems Covered: Engine, Transmission, Drivetrain, Brakes, Suspension, Steering, Electrical System, HVAC, Body, Chassis, Wiring Diagrams Procedures Included Procedures Included: Diagnostic procedures, Repair procedures, Maintenance schedules, Troubleshooting guides, Component removal and installation, Wiring harness repair, Fluid checks and replacements, Specifications and tolerances Technical Depth Technical Depth: Comprehensive, including detailed diagnostics, component-level repairs, and complete rebuild procedures. 📊 Manual Specifications File Format File Format: Proprietary Online Platform (Web-based) Print Quality Print Quality: N/A (Digital content, viewable on screen) Binding Type Binding Type: N/A (No physical binding) Paper Type Paper Type: N/A (Digital content) ⚙️ Engine Specifications Primary Engine Primary Engine: VK45DE Performance Horsepower: 340 hp @ 6,400 rpm Torque: 330 lb-ft @ 4,000 rpm Fuel System Fuel System: Electronic Fuel Injection (EFI) Engine Configuration Engine Configuration: 4.5L V8 Bore X Stroke Bore X Stroke: 93.0 mm x 82.7 mm Compression Ratio Compression Ratio: 9.8:1 Valvetrain Valvetrain: DOHC, 32 valves 🔧 Transmission Standard Standard: 5-speed automatic transmission Optional Optional: N/A Features Features: Electronically controlled with overdrive, manual shift mode (Sport Shift) 📐 Dimensions Exterior Length: 200.0 in Width: 72.4 in Height: 58.7 in Wheelbase: 113.4 in Weights Curb Weight: approx. 3,925 - 4,050 lbs (depending on trim and options) 🛡️ Safety Features Ratings NHTSA Front Impact Driver: 5-star NHTSA Front Impact Passenger: 5-star IIHS Frontal Offset: Good Active Features Active Features: Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD), Brake Assist, Vehicle Dynamic Control (VDC), Traction Control System (TCS), Active Rear-Wheel Steering (optional) Passive Features Passive Features: Dual-stage front airbags, front side-impact airbags, front and rear side-curtain airbags, active head restraints, pretensioner seatbelts. 💡 Technology Features Infotainment Infotainment System: Infiniti Navigation System with DVD-based map data, Bose premium audio system with CD player, optional auxiliary input or iPod integration. Driver Assistance Driver Assistance: Cruise control, parking assist sensors (front and rear), rearview monitor (on some trims). Connectivity Connectivity: Limited by modern standards; primarily focused on audio input and navigation. Keyless Entry Start Keyless Entry Start: Intelligent Key system with push-button ignition. Climate Control Climate Control: Automatic climate control with dual-zone temperature settings and rear passenger vents. 🔧 Maintenance Service Intervals Oil Change Interval: Typically 5,000 - 7,500 miles or 6 months, based on driving conditions and oil type used. Refer to manual for exact recommendations. Engine Air Filter Replacement: Every 15,000 - 30,000 miles, or as needed based on inspection. Cabin Air Filter Replacement: Every 15,000 - 30,000 miles, or as needed based on inspection. Transmission Fluid Change: Typically 30,000 - 60,000 miles, depending on driving conditions and fluid type. Consult manual for specific interval and fluid type. Fluid Specifications Engine Oil Type: SAE 5W-30, API certified synthetic (check manual for exact specification) Engine Oil Capacity: Approx. 9.7 US quarts (9.2 liters) with filter change Coolant Type: Nissan Genuine Super Long Life Coolant (Blue) or equivalent silicate-free, ethylene glycol-based coolant Transmission Fluid Type: Nissan Matic S or equivalent ATF (check manual for exact specification) Brake Fluid Type: SAE J1703 or FMVSS No. 116 DOT 3 Known Issues Known Issues: Some reports of oil pressure sensor leaks, ignition coil failures, and HVAC blower motor resistor issues. Early models may have had timing chain tensioner concerns (less common on VQ35DE in later years). 📚 Vehicle History Brand Heritage Brand Heritage: Infiniti, Nissan's luxury division, was established in 1989 to compete in the premium global automotive market. Model Evolution Model Evolution: The 2006 Q45 represented the third generation (F50 chassis), which debuted for the 2002 model year. This generation moved to the V8 engine and adopted a more modern, aggressive styling compared to its predecessors. Production Production Years: 1989-2006 Assembly Location: Japan 🏆 Awards & Recognition Recognitions Recognitions: The Q45, particularly in earlier generations, received accolades for its luxury and performance. The F50 generation was appreciated for its smooth ride and powerful V8. 📄 Manual Completeness Completeness Completeness: This software provides a complete service and repair manual, covering all aspects of vehicle...