🏷️ Basic Information Identification Make: Nissan Model: Sentra Year: 2009 Codes Chassis Code: B16 👋 Introduction Market Position Segment: Compact Sedan Competitive Analysis Competitors: Honda Civic, Toyota Corolla, Mazda3, Ford Focus, Chevrolet Cobalt Key Features Manual Value Proposition: Officially licensed OE-derived information for accurate, factory-level repair and maintenance guidance, offering significant cost savings over professional shop labor. 📋 Manual Details Coverage Areas Primary Coverage: Complete Service and Repair Information Secondary Coverage: Maintenance, Diagnostics, Troubleshooting, Component Replacement Page Count Estimated Pages: Extensive (typical for OE digital manuals, often thousands of pages equivalent) Manual Type Type: Official Licensed Service and Repair Manual Software Language Language: English Format Format: Online Software/Web-based Access 📖 Manual Coverage Systems Covered Powertrain: Engine (QR25DE, MR18DE), Transmission (CVT, Manual), Drivetrain (FWD) Chassis: Brakes, Steering, Suspension, Wheels, Tires Body Electrical: HVAC, Body Control Modules, Lighting, Wiper/Washer, Power Accessories, SRS (Airbag) System Electrical Electronics: Wiring Diagrams, Fuses, Relays, ECM/PCM, CAN Communication Procedures Included Maintenance: Scheduled Maintenance, Fluid Changes, Filter Replacements, Inspections Repair: Engine Overhaul, Transmission Repair, Brake System Repair, Suspension Component Replacement, Electrical Component Diagnosis and Repair Diagnostics: Troubleshooting Flowcharts, DTC (Diagnostic Trouble Code) Interpretation, Component Testing Technical Depth Depth: Comprehensive: From basic fluid checks and filter replacements to in-depth engine and transmission rebuild procedures, electrical system diagnostics, and body repair specifications. 📊 Manual Specifications File Format Format Details: Web-based, accessible via browser on PC, Laptop, Smartphone, Tablet. 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 Code 1: QR25DE Engine Type 1: 2.5L DOHC 16-Valve 4-Cylinder Horsepower 1: 177 hp @ 6000 rpm Torque 1: 172 lb-ft @ 4400 rpm Secondary Engine Engine Code 2: MR18DE Engine Type 2: 1.8L DOHC 16-Valve 4-Cylinder Horsepower 2: 122 hp @ 5200 rpm Torque 2: 128 lb-ft @ 4800 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) Fuel Type: Unleaded Gasoline 🔧 Transmission Standard Transmission Type 1: 6-Speed Manual (Optional on some trims/engines) Optional Transmission Type 2: Xtronic Continuously Variable Transmission (CVT) (Standard on most trims) Features Cvt Features: Includes manual shift mode (M-mode) on some configurations for driver control. 📐 Dimensions Exterior Length: 179.5 inches Width: 69.7 inches Height: 57.7 inches Wheelbase: 106.3 inches Weights Curb Weight Min: 2,815 lbs (approx. for 1.8L Manual) Curb Weight Max: 3,031 lbs (approx. for 2.5L CVT) 🛡️ Safety Features Ratings NHTSA Front Impact: 5-Star NHTSA Side Impact: 5-Star NHTSA Rollover: 4-Star Active Features Brakes: Front Ventilated Discs, Rear Drums (standard on most trims), optional Rear Discs on higher trims. ABS: Standard Anti-lock Braking System Traction Control: Standard Traction Control System (TCS) Electronic Stability: Standard Electronic Stability Control (ESC) / Vehicle Dynamic Control (VDC) Passive Features Airbags: Front-seat side-impact airbags, Curtain side-impact airbags, Driver and passenger front airbags. 💡 Technology Features Infotainment Audio System: Optional Rockford Fosgate audio system on some trims, CD player, AM/FM radio, MP3 capability. Auxiliary input jack available. Navigation: Optional factory navigation system available on higher trims. Driver Assistance Cruise Control: Standard cruise control. Connectivity Bluetooth: Optional Bluetooth hands-free phone system available on certain trims. 🔧 Maintenance Service Intervals Oil Change Interval: Every 5,000 miles or 6 months (using conventional oil), or 7,500 miles or 6 months (using synthetic oil). Refer to manual for specific recommendations. Tire Rotation Interval: Every 7,500 miles or 6 months. Cabin Air Filter Replacement: Every 15,000 miles or 12 months, or as needed. Spark Plug Replacement: Approx. 60,000 - 100,000 miles (depending on spark plug type; iridium recommended). Fluid Specifications Engine Oil Type: SAE 5W-30 API SN or higher (Synthetic recommended for longer intervals and better protection). Engine Oil Capacity: 4.2 US quarts (4.0 L) with filter for 1.8L; 5.1 US quarts (4.8 L) with filter for 2.5L. Transmission Fluid Type Cvt: Nissan Genuine NS-3 CVT Fluid (specific to Xtronic CVT) Transmission Fluid Type Manual: API GL-4 SAE 75W-85 Manual Transmission Fluid Coolant Type: Nissan Genuine Super Long Life Coolant (Blue) Known Issues Cvt Longevity: Some CVT transmissions in this generation have reported premature wear or failure. Regular fluid changes with the correct fluid are crucial for longevity. Engine Oil Consumption: The QR25DE engine, particularly in some earlier years of this generation, may exhibit higher than typical oil consumption. Monitoring oil levels regularly is advisable. Suspension Noise: Reports of clunking or rattling noises from the front suspension, often related to worn control arm bushings or struts. 📚 Vehicle History Brand Heritage Brand: Nissan Motor Corporation is a Japanese multinational automobile manufacturer founded in 1933. Model Evolution Generation: Fifth Generation Sentra (B16) (2007-2012) Design Philosophy: This generation marked a significant redesign with a more mature styling, improved interior quality, and the introduction of the Xtronic CVT across more powertrains. Production Manufacturing Location: Smyrna, Tennessee, USA; Aguascalientes, Mexico; Oppama, Japan 🏆 Awards & Recognition Recognitions Safety Awards: Achieved good...