🏷️ Basic Information Identification Make: Infiniti Model: M45 Year: 2008 Codes Chassis Code: Y50 (second generation) 👋 Introduction Market Position Segment: Luxury Mid-size Sedan Competitive Analysis Competitors: BMW 5 Series, Mercedes-Benz E-Class, Lexus GS, Audi A6, Cadillac STS Key Features Infiniti Advantage: Powerful V8 engine, luxurious interior, advanced technology, rear-wheel-drive dynamics (with available all-wheel drive). Manual Value Proposition Diy Benefit: Enables DIY owners to perform complex repairs and maintenance, saving significant labor costs compared to dealership or independent shop rates. Information Source: Licensed OE (Original Equipment) materials ensure accuracy and completeness, mirroring dealership service information. 📋 Manual Details Coverage Areas Coverage Scope: Comprehensive service, repair, diagnostics, and maintenance Page Count Estimated Page Count: Likely over 2,000 pages (typical for OE service manuals) Manual Type Type: Software-based Service and Repair Manual Language Language: English Format Format: Digital Access (Web Browser Based) 📖 Manual Coverage Systems Covered Powertrain: Engine mechanical, engine control, fuel system, exhaust system, transmission (automatic), drivetrain (RWD/AWD) Chassis: Brake system (ABS, EBD, BA), suspension (front and rear), steering system, wheels, tires Electrical: Body control modules, multiplex network, lighting, instrumentation, audio system, navigation, power accessories, battery, charging system, starter HVAC: Heating, ventilation, and air conditioning systems, controls, refrigerant system Body: Exterior body panels, interior trim, doors, windows, security system, airbags Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, fluid checks and changes, tire rotation Diagnostics: Troubleshooting guides, diagnostic trouble codes (DTCs), wiring diagrams, flowcharts Repair: Component removal and installation, adjustments, component testing, rebuilding procedures Specifications: Torque values, clearances, fluid capacities, electrical specifications, tolerances Technical Depth Depth: Factory-level detail covering everything from basic maintenance to complete engine and transmission overhauls, including electrical system diagnostics and body repairs. 📊 Manual Specifications File Format Access Method: Web-based application accessible via internet browser. Print Quality Printability: Content is viewable and can be printed from the browser, though not a direct PDF download. Binding Type Binding: N/A (Digital Format) Paper Type Paper: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Code: VK45DE Engine Type: 4.5L V8 DOHC 32-valve Performance Horsepower: 335 hp @ 6400 rpm Torque: 340 lb-ft @ 4000 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) with Sequential Multiport Fuel Injection Technical Details Bore X Stroke: 95.5 mm x 78.9 mm Compression Ratio: 9.6:1 Valve Timing: Variable Valve Event and Lift (VVEL) on some later models, but standard DOHC on 2008. 🔧 Transmission Standard Transmission Type: 5-speed Automatic with Manual Shift Mode (RE5R05A) Optional Drivetrain Options: Rear-Wheel Drive (RWD) or All-Wheel Drive (ATTESA E-TS) Features Transmission Features: Adaptive Shift Control (ASC) to optimize shift points based on driving style. Fluid Specifications Transmission Fluid Type: NISSAN ATF Matic J or Matic S (Check owner's manual for exact specification) 📐 Dimensions Exterior Length: 192.1 in (4879 mm) Width: 71.5 in (1816 mm) Height: 58.7 in (1491 mm) Wheelbase: 112.2 in (2850 mm) Weights Curb Weight Rwd: approx. 3,950 lbs (1792 kg) Curb Weight AWD: approx. 4,050 lbs (1837 kg) 🛡️ Safety Features Ratings NHTSA Front Crash Rating: 5-Star (Driver and Passenger) NHTSA Side Impact Rating: 5-Star (Front and Rear Passenger) IIHS Top Safety Pick: Good (for front and side impact tests) Active Features Braking Features: Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD), Brake Assist (BA) Traction Control: Traction Control System (TCS) Stability Control: Vehicle Dynamic Control (VDC) Passive Features Airbags: Front dual-stage airbags, front side-impact airbags, roof-mounted side-impact curtain airbags 💡 Technology Features Infotainment Infotainment System: Infiniti Navigation System with 7-inch or 8-inch color display, voice recognition, Bose premium audio system. Driver Assistance Driver Assistance Features: Available Intelligent Cruise Control (ICC), Lane Departure Warning (LDW), and Rearview Monitor. Connectivity Connectivity Options: Bluetooth hands-free phone system, USB input (on some trims/options). 🔧 Maintenance Service Intervals Oil Change Interval: Every 5,000 miles or 6 months, or as indicated by the vehicle's maintenance reminder system (using synthetic oil). Engine Air Filter: Inspect every 15,000 miles, replace as needed (typically every 30,000 miles or sooner in dusty conditions). Cabin Air Filter: Replace every 15,000 miles or annually. Transmission Fluid Service: Typically at 60,000 miles, but check manual for specific conditions or inspection intervals. Fluid Specifications Engine Oil Type: API SN or ILSAC GF-5 (SAE 5W-30 recommended) Engine Oil Capacity: 5.1 US quarts (4.8 L) with filter change Coolant Type: Nissan Genuine Super Long Life Coolant (Blue) or equivalent silicate-free, long-life coolant. Brake Fluid Type: SAE J1703 or FMVSS No. 116 DOT 3 Known Issues Common Problems Engine: While generally reliable, some owners report oil consumption issues with higher mileage engines. Timing chain tensioner wear can be a concern over time. Common Problems Transmission: Occasional reports of rough shifting or transmission control module (TCM) issues, though less common than in some other Nissan/Infiniti models of the era. Common Problems Suspension: Front suspension components like bushings and ball joints can wear over time, leading to knocking noises....