🏷️ Basic Information Identification Make: Infiniti Model: FX35 Year: 2003 Codes Chassis Code: S50 👋 Introduction Market Position Vehicle Class: Luxury Crossover SUV Target Audience: Owners seeking detailed repair and maintenance information, DIY enthusiasts, independent repair shops Competitive Analysis Competitors: BMW X5, Lexus RX 330, Acura MDX, Volvo XC90 Key Features Manual Features: Officially licensed, OE derived information, user-friendly interface, cross-platform compatibility Value Proposition: Cost savings through DIY repairs, increased vehicle longevity, convenience of online access 📋 Manual Details Identification Product Name: 2003 Infiniti FX35 Service & Repair Manual Software Developer: RepairSurge Coverage Areas Primary Coverage: All mechanical and electrical systems of the 2003 Infiniti FX35 Component Coverage: Engine, Drivetrain, Brakes, Steering, Suspension, HVAC, Electrical, Body, Interior Page Count Estimated Pages: Extensive (Digital format, equivalent to thousands of printed pages) Manual Type Type: Service and Repair Manual (Software) Language Language: English Format Format: Online Software/Web-based Access Access Duration: 1 Year (Renewable) 📖 Manual Coverage Systems Covered Engine: Detailed diagnostics, removal/installation, overhaul procedures for the VQ35DE engine Drivetrain: Front-wheel drive (FWD) and All-wheel drive (AWD) system servicing, differential, axles Transmission: RE5R05A automatic transmission diagnostics, repair, fluid service Brakes: ABS, EBD, brake system component replacement, bleeding procedures Suspension: Front and rear suspension, struts, shocks, control arms, alignment specifications Steering: Power steering system, steering rack, tie rods, alignment Electrical: Wiring diagrams, component testing, fuses, relays, lighting, power windows, locks HVAC: Air conditioning system, heater core, climate control unit diagnostics and repair Body: Body panel removal/installation, interior trim, glass, door mechanisms Diagnostics: OBD-II trouble codes, diagnostic procedures, scan tool usage Procedures Included Maintenance: Oil changes, filter replacements, fluid checks, spark plug replacement, belt inspection Repair: Component-level repair for all major systems, including engine internal work, transmission rebuilds Troubleshooting: Step-by-step troubleshooting guides for common and uncommon issues Installation: Instructions for replacing major components and accessories Technical Depth Depth: Comprehensive from basic scheduled maintenance to complete engine and transmission overhauls Diagnostic Level: Advanced diagnostics including sensor data interpretation and circuit testing 📊 Manual Specifications File Format Format: Web-based, accessible via browser on any internet-connected device Searchability: Fully searchable text content for quick information retrieval Print Quality Printability: Content can typically be printed section by section for hard-copy reference Binding Type Binding: N/A (Digital Format) Paper Type Paper: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Code: VQ35DE Engine Type: 3.5L V6 DOHC 24-valve Bore X Stroke: 95.5 mm x 81.4 mm Compression Ratio: 10.0:1 Performance Horsepower: 280 hp @ 6200 rpm Torque: 270 lb-ft @ 4800 rpm Fuel System Fuel Delivery: Sequential Multi-port Fuel Injection (MFI) Fuel Type: Premium Unleaded Gasoline Fuel Tank Capacity: 20.0 gallons Engine Oil Oil Type: API SJ or SL, SAE 5W-30 Synthetic Oil Capacity: 4.9 US quarts (with filter change) 🔧 Transmission Standard Type: RE5R05A 5-speed automatic transmission Optional Drivetrain: Available in Rear-Wheel Drive (RWD) and All-Wheel Drive (AWD) Features Transmission Fluid: Nissan Matic J (or equivalent) Transmission Fluid Capacity: Approx. 9.7 US quarts (total capacity) 📐 Dimensions Exterior Length: 189.9 inches Width: 72.9 inches Height: 67.3 inches Wheelbase: 112.2 inches Ground Clearance: 7.3 inches Weights Curb Weight Rwd: 4034 lbs Curb Weight AWD: 4189 lbs Gross Vehicle Weight Rating: 5467 lbs (approx) Cargo Cargo Volume: 21.9 cu ft (behind rear seats) 🛡️ Safety Features Ratings NHTSA Front Impact: 5 Stars NHTSA Side Impact: 5 Stars IIHS Offset Frontal: Good Active Features ABS: Standard Anti-lock Braking System Ebd: Standard Electronic Brake-force Distribution Traction Control: Standard Traction Control System (TCS) Stability Control: Available Vehicle Dynamic Control (VDC) Passive Features Airbags: Front airbags, front side-impact airbags, available curtain side-impact airbags Seatbelts: Three-point seatbelts with pretensioners and load limiters Child Anchors: LATCH (Lower Anchors and Tethers for CHildren) system 💡 Technology Features Infotainment Audio System: Available Bose premium audio system, CD player, AM/FM radio Navigation: Optional GPS navigation system with 7-inch color display Driver Assistance Parking Assist: Available Rear Sonar System Connectivity Keyless Entry: Intelligent Key system with push-button ignition 🔧 Maintenance Service Intervals Oil Change Interval: Every 5,000 miles or 6 months, whichever comes first (for synthetic oil) Air Filter Replacement: Every 15,000 miles or 12 months Spark Plug Replacement: Every 105,000 miles (iridium type) Transmission Fluid Service: Every 30,000 miles or 24 months (under normal driving conditions) Fluid Specifications Coolant Type: Nissan Genuine Super Long Life Coolant (Blue) or equivalent (50/50 mix) Brake Fluid Type: DOT 3 Known Issues Common Problems: Throttle body issues, O2 sensor failures, oil pressure sending unit problems, HVAC blower motor resistor failures, front suspension wear (ball joints, bushings) 📚 Vehicle History Brand Heritage Brand Origin: Infiniti is Nissan's luxury division, established in 1989. Model Evolution First Generation: The Infiniti FX series was introduced for the 2003 model year as the first generation (S50). Design Philosophy: The FX was designed as a performance-oriented, sporty crossover SUV with a focus on driving dynamics, inspired by sports car design...