🏷️ Basic Information Identification Make: Hyundai Model: Sonata Year: 2001 Generation Generation Code: EF (Second Generation) Codes Chassis Code: EF 👋 Introduction Market Position Segment: Mid-size Sedan Target Audience: DIY mechanics, independent repair shops, owners seeking in-depth vehicle knowledge Competitive Analysis Comparison To Print: More convenient, searchable, and often more cost-effective than older printed manuals Key Features Convenience: Instant online access from any internet-connected device Accuracy: Derived from official factory service information Comprehensiveness: Covers all major vehicle systems and repair procedures 📋 Manual Details Coverage Areas Primary Coverage: Full Service and Repair Manual Secondary Coverage: Maintenance, Diagnostics, Troubleshooting, Wiring Diagrams, Specifications Page Count Estimated Pages: 1000+ Manual Type Type: Software-based Digital Manual Language Language: English Format Format: Online Access (Web Browser) Access Duration: 1 Year (with option for extension) 📖 Manual Coverage Systems Covered Engine Mechanical: Engine assembly, cylinder head, block, pistons, crankshaft, camshafts, timing system, lubrication system, cooling system Engine Performance: Fuel injection system (MPI), ignition system, emissions control system (EGR, EVAP), engine control module (ECM) diagnostics Transmission Manual: Clutch system, gear shifting mechanisms, internal components, fluid specifications Transmission Automatic: Torque converter, planetary gear sets, hydraulic control system, valve body, transmission control module (TCM) diagnostics, fluid specifications Drivetrain: Front-wheel drive (FWD) system, axles, CV joints, differential Suspension: Front independent suspension (MacPherson struts), rear multi-link suspension, shock absorbers, springs, control arms, bushings Steering: Power steering system (hydraulic pump, rack and pinion), steering column, tie rods, steering linkage Brakes: Front disc brakes, rear disc brakes (varies by trim), Anti-lock Braking System (ABS) components and diagnostics, brake lines, master cylinder, calipers, pads, rotors Electrical System: Battery, charging system (alternator), starting system (starter motor), ignition system, lighting (headlights, taillights, interior), horn, power windows, power locks, mirrors HVAC: Heating system, air conditioning system (compressor, condenser, evaporator, refrigerant), climate controls, blower motor, cabin air filter Body And Interior: Body panels, doors, hood, trunk, bumpers, glass, interior trim, seats, dashboard, airbags Wiring Diagrams: Comprehensive electrical schematics for all systems Procedures Included Scheduled Maintenance: Oil changes, filter replacements, fluid checks and top-offs, tire rotations, spark plug replacement, belt inspections Component Replacement: Detailed step-by-step guides for replacing major and minor components Troubleshooting: Diagnostic procedures for common and uncommon issues, fault code interpretation Rebuilds: Detailed instructions for engine, transmission, and other major component rebuilds Calibration And Adjustment: Wheel alignment specifications, steering wheel centering, throttle body cleaning/adjustment Diagnostics: On-Board Diagnostics (OBD-II) procedures, use of scan tools, live data interpretation Technical Depth Depth: Factory-level detail suitable for professional technicians and advanced DIYers 📊 Manual Specifications File Format File Type: Proprietary Software (Browser-based) Print Quality Printability: Digital content, can be printed page by page (quality depends on user printer) Binding Type Binding: N/A (Digital) Paper Type Paper Quality: N/A (Digital) User Interface Interface: Searchable text, hyperlinked navigation, interactive diagrams Licensing License Source: Officially licensed from OE (Original Equipment) materials via RepairSurge ⚙️ Engine Specifications Primary Engine Engine Code 1: G4JP Engine Description 1: 2.0L Inline-4 SOHC (Sigma) Displacement 1: 1998 cc (121.9 cu in) Bore X Stroke 1: 86.0 mm x 86.0 mm (3.39 in x 3.39 in) Compression Ratio 1: 9.5:1 Horsepower 1: 136 hp @ 6000 rpm (approx.) Torque 1: 131 lb-ft @ 4500 rpm (approx.) Engine Variant 2 Engine Code 2: G6CU Engine Description 2: 2.5L V6 DOHC (Delta) Displacement 2: 2493 cc (152.1 cu in) Bore X Stroke 2: 86.7 mm x 71.5 mm (3.41 in x 2.81 in) Compression Ratio 2: 9.3:1 Horsepower 2: 167 hp @ 6000 rpm (approx.) Torque 2: 174 lb-ft @ 4000 rpm (approx.) Fuel System Fuel Delivery: Electronic Multi-Port Fuel Injection (MPI) Fuel Type: Unleaded Gasoline (87 octane recommended) Engine Management ECM: Hyundai proprietary engine control module 🔧 Transmission Standard Transmission Type 1: 5-Speed Manual Optional Transmission Type 2: 4-Speed Automatic (with Shiftronic on some models) Features Automatic Features: Electronically controlled, lock-up torque converter Fluid Specifications Manual Transmission Fluid: GL-4 (e.g., DiaQueen CSM2-A or equivalent) Automatic Transmission Fluid: SP-III (e.g., Mopar ATF+4 equivalent approved by Hyundai) 📐 Dimensions Exterior Length: 186.8 inches (4745 mm) Width: 70.5 inches (1790 mm) Height: 56.1 inches (1425 mm) Wheelbase: 106.3 inches (2700 mm) Weights Curb Weight Approx: 3170 - 3350 lbs (1438 - 1520 kg) depending on engine and trim 🛡️ Safety Features Ratings NHTSA Front Impact Driver: Good (NHTSA rated the 2001 model for frontal impact) NHTSA Front Impact Passenger: Good (NHTSA rated the 2001 model for frontal impact) Active Features ABS: Standard on most trims Traction Control: Optional on some models Passive Features Airbags Front: Dual front airbags Airbags Side: Optional front side-impact airbags Seatbelts: 3-point front and rear seatbelts 💡 Technology Features Infotainment Audio System: AM/FM stereo with CD player, cassette tape player (optional), and 4-6 speakers. Climate Control: Manual or automatic climate control (depending on trim level). Driver Assistance Cruise Control: Standard on most trims. Connectivity OBD Ii Port: Standard diagnostic port...