🏷️ Basic Information Identification Make: Infiniti Model: Q45 Year: 1999 Codes Chassis Code: FGY33 Platform: Nissan Y33 👋 Introduction Market Position Market Position: The 1999 Infiniti Q45 was positioned as a flagship luxury sedan, competing with established German and American luxury marques. It aimed to offer a blend of powerful performance, refined comfort, and advanced technology. Competitive Analysis Competitive Analysis: Primary competitors included the BMW 7 Series, Mercedes-Benz S-Class, Lexus LS, and Cadillac DeVille. The Q45 sought to differentiate itself with a focus on driver engagement and a distinctive styling. Key Features Key Features: VQ35DE 3.5L V6 engine, sophisticated multi-link suspension, available Bose premium audio, leather upholstery, power-adjustable seats, automatic climate control, optional navigation system, rear-wheel drive. 📋 Manual Details Coverage Areas Coverage Areas: Engine, Transmission, Drivetrain, Brakes, Suspension, Steering, Electrical System, HVAC, Bodywork, Maintenance, Diagnostics, Troubleshooting Page Count Page Count: Extensive (Digital format provides access to the full factory service manual content) Manual Type Manual Type: Service & Repair Manual Software Language Language: English Format Format: Online Access (Web Browser Compatible), PC/Laptop/Smartphone/Tablet Compatible 📖 Manual Coverage Systems Covered Systems Covered: Engine Mechanical, Engine Performance, Fuel System, Ignition System, Emission Control, Cooling System, Lubrication System, Exhaust System, Automatic Transmission, Rear Wheel Drive, Limited Slip Differential (if equipped), Anti-lock Braking System (ABS), Traction Control System (TCS), Power Steering, Independent Front Suspension (Multi-link), Independent Rear Suspension (Multi-link), Body Control Modules, Chassis Electrical, Lighting System, Instrument Cluster, Audio System, Climate Control System (HVAC), Supplemental Restraint System (SRS), Wiring Diagrams, Diagnostic Trouble Codes (DTCs) Procedures Included Procedures Included: Scheduled Maintenance, Routine Inspections, Engine Tune-up, Oil and Filter Changes, Spark Plug Replacement, Air Filter Replacement, Fuel Filter Replacement, Brake Pad and Rotor Replacement, Brake Fluid Flush, Suspension Component Replacement (shocks, struts, control arms, bushings), Steering Component Replacement (tie rods, ball joints), Drive Axle Service, Differential Fluid Change, Battery Testing and Replacement, Alternator and Starter Service, Cooling System Flush and Refill, Thermostat Replacement, Radiator and Hose Replacement, Transmission Fluid and Filter Service, Wiper Blade Replacement, Bulb Replacement, Diagnostic Procedures, Component Testing, Wiring Harness Repair, Body Panel Alignment, Interior Trim Removal/Installation, Seat Adjustment Mechanisms, Sunroof Operation and Repair, Door Lock and Handle Service, Audio System Troubleshooting, HVAC System Diagnosis and Repair, SRS System Checks, Fault Code Retrieval and Interpretation Technical Depth Technical Depth: Factory-level, comprehensive diagnostic and repair procedures, including detailed troubleshooting trees, component specifications, torque values, diagnostic trouble code (DTC) explanations, and step-by-step repair instructions with accompanying diagrams. 📊 Manual Specifications File Format File Format: Proprietary Web-based Software (accessed via internet browser) Print Quality Print Quality: N/A (Digital format) Binding Type Binding Type: N/A (Digital format) Paper Type Paper Type: N/A (Digital format) ⚙️ Engine Specifications Primary Engine Engine Type: Naturally Aspirated V6 Engine Code: VQ35DE Displacement: 3.5 Liters (3498 cc) Performance Horsepower: 240 hp @ 6400 rpm Torque: 258 lb-ft @ 4000 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) / Multi-port Fuel Injection (MPFI) Fuel Type: Unleaded Premium Gasoline (91 Octane or higher recommended) Engine Build Block Material: Aluminum Alloy Cylinder Head Material: Aluminum Alloy Valvetrain: DOHC (Dual Overhead Camshafts), 4 valves per cylinder 🔧 Transmission Standard Type: 4-Speed Automatic Transmission Code: RE4R01A Optional Type: N/A (Only automatic transmission was offered) Features Overdrive: Yes Electronically Controlled: Yes Fluid Specifications Fluid Type: Nissan Matic J (or equivalent ATF) Fluid Capacities Fluid Capacity Approximate: 9.2 Quarts (8.7 Liters) 📐 Dimensions Exterior Length: 197.4 inches Width: 71.7 inches Height: 56.5 inches Wheelbase: 113.2 inches Front Track: 60.8 inches Rear Track: 60.6 inches Weights Curb Weight: 3750 - 3850 lbs (approximate, depending on options) Gross Vehicle Weight Rating Gvwr: 4850 lbs (approximate) Cargo Trunk Volume: 15.4 cu ft (approximate) 🛡️ Safety Features Ratings NHTSA Frontal Crash Test Driver: 4 Stars (1999 Model Year Ratings) NHTSA Frontal Crash Test Passenger: 4 Stars (1999 Model Year Ratings) Active Features Anti Lock Braking System ABS: Standard Traction Control System TCS: Standard Electronic Brakeforce Distribution Ebd: Integrated with ABS Passive Features Airbags: Driver and front passenger airbags, front side-impact airbags (optional on some trims) Seatbelts: 3-point front and rear seat belts with pretensioners and load limiters Child Seat Anchors: LATCH system (rear seats) 💡 Technology Features Infotainment Infotainment System: Optional Bose premium audio system with CD player, cassette deck, and AM/FM radio. Optional navigation system. Driver Assistance Driver Assistance Features: Traction Control System (TCS), Anti-lock Braking System (ABS), cruise control. Connectivity Connectivity Features: Limited by era. Primarily focused on audio system inputs. 🔧 Maintenance Service Intervals Oil Change Interval: Every 5,000 - 7,500 miles or 6 months (whichever comes first), depending on driving conditions. Consult manual for specific recommendation. Engine Air Filter Replacement: Every 15,000 - 30,000 miles or 24 months. Spark Plug Replacement: Every 60,000 - 100,000 miles (refer to manual for specific plug type and interval, often platinum or iridium). Transmission Fluid Service: Every 30,000 - 60,000 miles, or...