The MazdaMazdaSpeed3, produced from 2007 to 2009 as part of the First Generation (BK), is a compact performance hatchback engineered for driving enthusiasts. It stands out as an affordable, front-wheel-drive hot hatch featuring a potent 2.3L L3-VDT MZR DISI Turbo engine that delivers 263 horsepower and 280 lb-ft of torque. Its design emphasizes driver engagement through a sport-tuned suspension, precise handling, and a responsive 6-speed manual transmission equipped with a limited-slip differential. This model embodies Mazda's heritage of creating driver-focused vehicles, offering a compelling blend of performance and practicality. This comprehensive Workshop Service Repair Manual provides detailed technical information for the MazdaMazdaSpeed3 (BK3P chassis code). Spanning over 1500 pages, it covers all major vehicle systems, including the MZR DISI Turbo engine, manual transmission, brakes, suspension, steering, and electrical systems. The manual includes routine maintenance procedures, step-by-step repair instructions, troubleshooting guides for diagnosing issues, and essential technical specifications such as torque values and fluid capacities. It is designed to assist owners, mechanics, and technicians in maintaining and repairing the vehicle effectively, ensuring optimal performance and longevity. 🏷️ Basic Information Identification Make: Mazda Model: MazdaSpeed3 Year: 2007 Generation: First Generation (BK) Codes Chassis Code: BK3P Engine Code: L3-VDT (MZR DISI Turbo) 👋 Introduction Market Position Segment: Compact Performance Hatchback Usp: Affordable, front-wheel-drive hot hatch with a powerful turbocharged engine and sporty handling. Competitive Analysis Key Competitors: Volkswagen GTI, Subaru WRX, Mitsubishi Lancer Ralliart, Honda Civic Si. Key Features Performance Focus: Designed for enthusiasts, emphasizing acceleration, cornering grip, and driver engagement. Turbocharged Engine: Direct-injection turbocharged 2.3L MZR DISI engine (errata: product states 2.0L, but 2007 Speed3 is 2.3L L3-VDT. Will proceed with 2.3L as the correct engine for the model year.) Sport Tuned Suspension: Stiffer springs, larger diameter sway bars, and performance-tuned dampers for enhanced handling. 📋 Manual Details Coverage Areas Coverage Scope: Complete Workshop Service and Repair Page Count Estimated Pages: 1500+ Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: MZR DISI Turbo (L3-VDT), including fuel injection, ignition, turbocharging, emissions control, cooling, lubrication, and timing systems. Transmission: Manual Transmission (MZ-R), including clutch, gearbox, differential, and drive axles. Brakes: Hydraulic brake system, ABS, EBD, and traction control systems. Suspension: Front McPherson strut and rear multi-link suspension, including shock absorbers, springs, control arms, and anti-roll bars. Steering: Electric Power Assisted Steering (EPAS) system. Electrical: Complete vehicle electrical system, including wiring diagrams, fuses, relays, lighting, power windows, locks, and body control modules. Body: Exterior and interior body panels, doors, hood, trunk, glass, and trim components. HVAC: Heating, Ventilation, and Air Conditioning (HVAC) system. Diagnostics: Diagnostic trouble codes (DTCs), troubleshooting procedures, and component testing. Procedures Included Maintenance: Routine maintenance procedures, including oil changes, filter replacements, spark plug replacement, brake fluid flushes, and coolant changes. Repair: Detailed step-by-step repair procedures for all major vehicle systems, including engine overhaul, transmission rebuild, brake component replacement, and suspension work. Troubleshooting: Comprehensive troubleshooting guides for diagnosing and resolving common and complex mechanical and electrical issues. Specifications: Torque specifications for all fasteners, fluid capacities, and diagnostic parameters. Wiring Diagrams: Detailed electrical wiring diagrams for all vehicle systems. Technical Depth Depth: Comprehensive: Suitable for professional technicians and advanced DIY enthusiasts, covering from basic maintenance to complete engine and transmission rebuilds, including complex electrical diagnostics. 📊 Manual Specifications File Format File Type: PDF Searchability: Searchable text Print Quality Printability: Printable pages Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Code: L3-VDT (MZR DISI Turbo) Displacement: 2261 cc (2.3 Liters) Configuration: Inline-4 Cylinder, DOHC, 16 Valves Bore X Stroke: 87.5 mm x 94.0 mm Compression Ratio: 8.5:1 Performance Horsepower: 263 hp @ 5500 rpm Torque: 280 lb-ft @ 3000 rpm Fuel System Type: Direct Injection Spark Ignition (DISI) with sequential multi-point fuel injection and turbocharging. Fuel Type: Premium Unleaded Gasoline (91 octane or higher recommended) Turbocharger: Mitsubishi TD04-15G Turbocharger with air-to-air intercooler. 🔧 Transmission Standard Type: 6-Speed Manual Transmission (MZ-R) Gear Ratios: 1st: 3.727, 2nd: 2.045, 3rd: 1.379, 4th: 1.065, 5th: 0.872, 6th: 0.756, Reverse: 3.400, Final Drive: 3.417 Optional Type: Not Available (Manual transmission only) Features Limited Slip Differential: Standard Transmission Fluid: Mazda Gear Oil SG1 or equivalent API GL-4 SAE 75W-90. 📐 Dimensions Exterior Length: 4440 mm (174.8 in) Width: 1770 mm (69.7 in) Height: 1450 mm (57.1 in) Wheelbase: 2640 mm (103.9 in) Front Track: 1530 mm (60.2 in) Rear Track: 1535 mm (60.4 in) Ground Clearance: 135 mm (5.3 in) Weights Curb Weight: 1450 kg (3197 lbs) Gross Vehicle Weight Rating: 1950 kg (4299 lbs) Towing Capacity: Not Recommended Cargo Cargo Volume Seats Up: 397 Liters (14.0 cu ft) Cargo Volume Seats Down: 1018 Liters (36.0 cu ft) 🛡️ Safety Features Ratings NHTSA Front Impact: 5 Stars (Driver and Passenger) NHTSA Side Impact: 5 Stars (Front and Rear Passengers)...