🏷️ Basic Information Identification Make: Mazda Model: MazdaSpeed 3 Year: 2007 Chassis Code: BK Codes Engine Code: L3-VDT 👋 Introduction Market Position Segment: Compact Performance Hatchback Target Audience: Enthusiasts seeking a potent, driver-focused, practical hatchback Competitive Analysis Key Rivals: Volkswagen GTI, Subaru WRX, Honda Civic Si Key Features Performance Focus: Turbocharged engine, sport-tuned suspension, powerful brakes, front-wheel-drive dynamics Practicality: Five-door hatchback body style, usable rear seats, cargo space 📋 Manual Details Coverage Areas Primary Coverage: MazdaSpeed 3 (BK generation) Engine Coverage: 2.3L MZR DISI Turbo (L3-VDT) Model Year Coverage: 2007 Page Count Estimated Pages: Approximately 2000+ pages (typical for a comprehensive service manual) Manual Type Type: Factory Service Manual (FSM) / Repair Manual Language Language: English Format Format: Digital (PDF likely, based on description) 📖 Manual Coverage Systems Covered Powertrain: Engine, Fuel System, Ignition System, Exhaust System, Transmission (Manual & Automatic), Drivetrain Chassis: Suspension (Front & Rear), Steering, Brakes (ABS, EBD, DSC), Wheels & Tires Electrical: Body Control Module (BCM), Powertrain Control Module (PCM), Lighting, Instrumentation, Audio System, HVAC Controls, Power Accessories Body: Body Panels, Doors, Windows, Seats, Exterior Trim, Interior Trim, Seals Procedures Included Maintenance: Scheduled maintenance, fluid changes, filter replacements, lubrication Repair: Component removal and installation, part replacement, system adjustments Diagnostics: Troubleshooting guides, diagnostic trouble codes (DTCs), circuit diagrams, symptom-based diagnostics Specifications: Torque specifications, clearances, fluid capacities, electrical values Technical Depth Depth: Comprehensive (from basic maintenance to complete engine/transmission rebuilds, complex electrical diagnostics) 📊 Manual Specifications File Format File Type: PDF Searchability: Likely searchable text within PDF for quick information retrieval Print Quality Image Clarity: High resolution for diagrams and illustrations Binding Type Binding: N/A (Digital Format) Paper Type Paper Quality: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Family: MZR (Mazda) DISI (Direct Injection Spark Ignition) Turbo Configuration: Inline-4 (I4) Displacement: 2.3 Liters (2261 cc) Aspiration: Turbocharged and Intercooled Bore X Stroke: 87.5 mm x 94.0 mm Compression Ratio: 9.5:1 Performance Horsepower Hp: 263 hp @ 5500 rpm Torque Lb-Ft: 280 lb-ft @ 3000 rpm Fuel System Injection Type: Direct Injection (DISI) Fuel Type: Premium Unleaded Gasoline (91+ octane recommended) Fuel Pump Pressure: Specific high-pressure fuel pump system Maintenance Oil Type: SAE 5W-30 Full Synthetic Oil Capacity: 5.1 US quarts (4.8 liters) with filter change Spark Plugs: NGK LTR7AI-10 (or equivalent, specific heat range for boosted engines) Timing Belt Or Chain: Timing Chain 🔧 Transmission Standard Transmission Type: 6-Speed Manual Transmission (MZ6) Optional Transmission Type: No automatic transmission option for MazdaSpeed 3 Features Limited Slip Differential: Standard Helical Limited-Slip Differential (LSD) Maintenance Manual Transmission Fluid Type: GL-4 SAE 75W-90 (specific Mazda or equivalent) Manual Transmission Fluid Capacity: Approximately 2.2 US quarts (2.1 liters) 📐 Dimensions Exterior Length: 177.0 inches (4496 mm) Width: 70.1 inches (1780 mm) Height: 57.1 inches (1450 mm) Wheelbase: 104.7 inches (2659 mm) Weights Curb Weight: Approx. 3250-3300 lbs (1474-1497 kg) Gross Vehicle Weight Rating Gvwr: 5000+ lbs (specific value may vary) 🛡️ Safety Features Ratings NHTSA Front Impact: 5-Star (Driver and Passenger) NHTSA Side Impact: 5-Star (Front and Rear Seat Passengers) IIHS Top Safety Pick: Yes (Good ratings in multiple categories) Active Features Electronic Stability Control: DSC (Dynamic Stability Control) with Traction Control Antilock Braking System: ABS with Electronic Brakeforce Distribution (EBD) Brake Assist: Yes Passive Features Airbags: Front dual-stage, front side-impact, side-curtain airbags Seatbelts: 3-point ELR front and rear seatbelts with pretensioners and load limiters 💡 Technology Features Infotainment Audio System: Bose premium audio system with subwoofer (optional on some trims) Head Unit: Multi-function display with AM/FM, CD player, MP3 compatibility, and auxiliary input. Driver Assistance Cruise Control: Standard electronic cruise control Connectivity Bluetooth: Optional Bluetooth hands-free connectivity Performance Tech Engine Management: Electronic engine control unit (ECU) managing fuel, ignition, and turbo boost pressure 🔧 Maintenance Service Intervals Oil And Filter Change: Every 5,000 miles (8,000 km) or 6 months, whichever comes first (under severe driving conditions, consider more frequent changes) Engine Air Filter: Inspect every 15,000 miles (24,000 km), replace as needed (more frequently in dusty conditions) Cabin Air Filter: Replace every 15,000 miles (24,000 km) or 12 months Spark Plugs: Replace at 60,000 miles (96,000 km) for original plugs, consult manual for specific recommendations if aftermarket used Coolant Replacement: First replacement at 105,000 miles (168,000 km) or 7 years, then every 52,500 miles (84,000 km) or 4 years thereafter Fluid Specifications Brake Fluid: DOT 3 or DOT 4 Power Steering Fluid: Mazda Genuine ATF or equivalent Dexron III/Mercon Engine Coolant: Mazda Genuine FL22 Long Life Antifreeze/Coolant (Blue) Known Issues High Pressure Fuel Pump Hpfp: Potential for wear or failure, leading to engine stalling or rough running. Diagnosed by DTCs related to fuel pressure. Carbon Buildup: Direct injection engines can be prone to carbon buildup on intake valves. May require walnut blasting or other cleaning procedures. Clutch Wear: Aggressive driving can lead to premature clutch wear. Manual transmission clutch replacement...