🏷️ Basic Information Identification Make: Nissan Model: Sentra Year: 2002 Generation: N16 (Fourth Generation) Codes Chassis Code: B15 👋 Introduction Market Position Market Segment: Compact Sedan Competitive Analysis Key Competitors: Honda Civic, Toyota Corolla, Ford Focus, Mazda Protegé Key Features Manual Access: Instant online access compatible with PC, laptop, smartphone, and tablet. License Status: Officially licensed, derived from OE materials by RepairSurge. Subscription Model: Full year of access with discounts for renewal. 📋 Manual Details Coverage Areas Areas Covered: Engine, Drivetrain, Suspension, Steering, Brakes, Electrical System, HVAC, Body & Chassis, Maintenance, Diagnostics, Repair Procedures, Wiring Diagrams Page Count Page Count: N/A (Software - access varies) Manual Type Manual Type: Service and Repair Manual Software Language Language: English Format Format: Online Software/Web-based 📖 Manual Coverage Systems Covered Engine Management: Full coverage of engine diagnostics, fuel injection, ignition systems, emissions control. Drivetrain: Detailed information on manual and automatic transmissions, clutch, differentials, axles, and drive shafts. Suspension And Steering: Coverage for front and rear suspension components, steering rack, power steering system, and alignment procedures. Braking System: Complete breakdown of hydraulic system, ABS (Anti-lock Braking System), brake pad replacement, rotor machining/replacement, and bleeding procedures. Electrical System: Extensive coverage of wiring diagrams, charging system, starting system, lighting, instrumentation, and body electronics. HVAC System: Repair and maintenance for heating, ventilation, and air conditioning systems, including refrigerant handling. Body And Chassis: Information on body panel removal/installation, interior trim, glass replacement, and structural components. Procedures Included Scheduled Maintenance: Detailed steps for oil changes, filter replacements, fluid checks and changes, spark plug replacement, and tune-ups. Troubleshooting Diagnostics: Diagnostic charts and procedures for common symptoms and fault codes, with step-by-step guidance. Component Replacement: Instructions for replacing major components like engine, transmission, brake calipers, alternator, starter, etc. Rebuild Procedures: Comprehensive instructions for overhauling engines and transmissions. Technical Depth Depth Of Information: Factory-derived, OE (Original Equipment) level detail suitable for professional technicians and advanced DIY enthusiasts. 📊 Manual Specifications File Format File Format: Web-based access via browser Print Quality Print Quality: N/A (Digital format, printable pages may vary in resolution) Binding Type Binding Type: N/A (Digital format) Paper Type Paper Type: N/A (Digital format) ⚙️ Engine Specifications Primary Engine Engine Code Usdm: QG18DE Engine Type: Inline 4-cylinder, DOHC, 16-valve Displacement: 1.8 Liters (1769 cc) Bore X Stroke: 80.0 mm x 86.0 mm Compression Ratio: 9.5:1 Performance Horsepower Ps: 126 hp @ 6000 rpm (approximate) Torque Lb Ft: 124 lb-ft @ 3200 rpm (approximate) Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) Fuel Type: Unleaded gasoline, 87 octane (minimum) Engine Other Timing Belt Or Chain: Timing Chain 🔧 Transmission Standard Standard Transmission: 5-speed Manual Optional Optional Transmission: 4-speed Automatic (RE4F01A) Features Automatic Transmission Features: Electronically controlled, lock-up torque converter 📐 Dimensions Exterior Length: 171.7 inches (4361 mm) Width: 66.7 inches (1694 mm) Height: 55.7 inches (1415 mm) Wheelbase: 102.4 inches (2600 mm) Weights Curb Weight Manual: 2725 lbs (1236 kg) (approx.) Curb Weight Automatic: 2789 lbs (1265 kg) (approx.) 🛡️ Safety Features Ratings NHTSA Frontal Impact Driver: 4-star (2002 Model Year Data) NHTSA Frontal Impact Passenger: 4-star (2002 Model Year Data) IIHS Side Impact: Acceptable (2002 Model Year Data) Active Features ABS: Standard on most trims Traction Control: Optional on some trims Passive Features Airbags Front: Driver and front passenger airbags Airbags Side: Optional front side-impact airbags on some trims Seatbelts: 3-point active head restraints front, 3-point rear seatbelts 💡 Technology Features Infotainment Audio System: Factory AM/FM/CD player, optional premium audio. Navigation: Not available in 2002 model year. Driver Assistance Cruise Control: Available on higher trim levels. Connectivity Bluetooth: Not available in 2002 model year. 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,750 miles (6,000 km) or 6 months (whichever comes first) under normal driving conditions. Air Filter Replacement: Every 15,000 miles (24,000 km) or 12 months. Spark Plug Replacement: NGK Platinum (e.g., PFR6B-11) every 60,000 miles (96,000 km). Fluid Specifications Engine Oil Type: API SN or SP, SAE 5W-30 synthetic blend or full synthetic. Engine Oil Capacity: 4.0 US quarts (3.8 liters) with filter change. Coolant Type: Nissan Genuine Super Long Life Coolant (Blue) or equivalent P-OAT/HOAT coolant. Transmission Fluid Manual: API GL-4, SAE 75W-85 manual transmission fluid. Transmission Fluid Automatic: Nissan Genuine Matic J ATF or equivalent Dexron III/Mercon (check specific recommendation). Known Issues Ignition Coil Failure: Premature failure of ignition coils can lead to misfires and rough running. Evaporative Emission Control System: Issues with EVAP canister purge valves or hoses can trigger check engine lights. Catalytic Converter: Early failure can occur due to rich fuel mixtures or engine misfires. Power Steering Pump: Can develop leaks or noise over time. 📚 Vehicle History Brand Heritage Nissan Legacy: Nissan Motor Corporation, Ltd. has a long history of producing reliable and affordable vehicles, including compact cars. Model Evolution Sentra Lineage: The Sentra nameplate has been a staple for Nissan since the 1980s,...