🏷️ Basic Information

Make:

Mazda

Model:

Mazdaspeed 3

Model Code:

BK

Model Variant:

Mazdaspeed

Year:

2005

Chassis Code:

BK14

Engine Code:

MZR DISI Turbo (L3-VDT)

Generation:

1st Generation (BK)

👋 Introduction

Market Position:

The Mazdaspeed 3 (BK) was positioned as a high-performance, turbocharged hot hatch, targeting enthusiasts seeking exhilarating driving dynamics and practical hatchback utility. It competed against established players like the Volkswagen GTI, Subaru WRX, and Mitsubishi Lancer Ralliart.

Competitive Analysis:

The Mazdaspeed 3 distinguished itself with its potent 2.3L turbocharged MZR DISI engine, precise steering, and engaging chassis tuning. Its aggressive styling and performance focus set it apart from more mainstream compact cars.

Key Features:

2.3L MZR DISI Turbo engine, 6-speed manual transmission, sport-tuned suspension, limited-slip differential (LSD), aggressive aerodynamic body kit, performance-oriented interior.

Suspension Tuning:

MacPherson strut front suspension, multi-link rear suspension, stiffer springs and dampers compared to the standard Mazda 3, larger front sway bar.

📋 Manual Details

Coverage Areas:

Full Workshop Service & Repair Manual

Specific Regions:

North American market specifications

Page Count:

Estimated 2000+ pages (comprehensive)

Manual Type:

Service and Repair Manual

Language:

English

Format:

PDF Download

📖 Manual Coverage

Systems Covered:

Engine Mechanical, Engine Control System (ECM), Fuel System, Ignition System, Exhaust System, Cooling System, Lubrication System, Starting System, Charging System, Transmission (Manual), Drivetrain (FWD), Suspension System (Front & Rear), Steering System, Brake System (Front & Rear Discs), ABS, EBD, SRS Airbag System, Body Control Module (BCM), Climate Control System, Body & Chassis, Exterior & Interior Trim, Electrical Systems (Wiring Diagrams), Lighting, Instrumentation, Audio System, Security System

Body Electrical:

Power windows, locks, mirrors, sunroof, alarm system, interior lighting, exterior lighting, horn, wiper/washer system, instrument cluster, HVAC controls, audio system.

Procedures Included:

Scheduled Maintenance, Troubleshooting & Diagnostics, Engine Repair & Overhaul, Transmission Repair & Overhaul, Suspension & Steering Adjustments & Replacements, Brake System Maintenance & Repair, Electrical Component Testing & Replacement, Body Panel Repair & Replacement, Climate Control System Servicing, Torque Specifications, Component Removal & Installation, Lubrication Points, Electrical Wiring Diagrams, Diagnostic Trouble Codes (DTCs)

Specific Repair Procedures:

Engine: Timing chain system overhaul, turbocharger replacement, injector cleaning/replacement, exhaust manifold repair, EGR system service. Transmission: Clutch assembly replacement, gearbox overhaul, differential service. Brakes: Rotor and pad replacement, caliper service, ABS modulator testing. Suspension: Strut and shock absorber replacement, control arm bushings, sway bar links. Steering: Power steering pump and rack service. Electrical: Wiring harness repair, sensor testing, ECU diagnosis.

Calibration Procedures:

Steering angle sensor calibration, throttle body relearn procedure, ABS/DSC sensor calibration.

Technical Depth:

Professional Level: Detailed diagnostic procedures, component-level repair instructions, specifications for specialized tools, in-depth troubleshooting flowcharts, and complete rebuild procedures. Suitable for advanced DIY mechanics and professional technicians.

Diagnostic Tools Required:

OBD-II Scanner, Multimeter, Vacuum Gauge, Fuel Pressure Tester, Compression Tester, Specialized Mazda/Ford Diagnostic Tools (e.g., IDS/WDS where applicable).

📊 Manual Specifications

File Format:

PDF

Print Quality:

High-resolution scans with clear diagrams and text, suitable for digital viewing and printing.

Binding Type:

N/A (Digital Download)

Paper Type:

N/A (Digital Download)

⚙️ Engine Specifications

Primary Engine:

2.3L DOHC Inline-4 Turbocharged MZR DISI (Direct Injection Spark Ignition)

Horsepower:

263 hp @ 5500 rpm

Torque:

280 lb-ft @ 3000 rpm

Compression Ratio:

9.5:1

Fuel System:

Direct Injection with Electronic Port Injection Backup

Engine Management System:

Denso ECU with Multi-Point Fuel Injection and Direct Injection

Ignition System:

Distributorless ignition with coil-on-plug

Turbocharger Model:

Mitsubishi TD04-15T

Timing Belt Chain:

Timing Chain

Block Material:

Aluminum Alloy

Head Material:

Aluminum Alloy

🔧 Transmission

Transmission Type:

6-speed Manual

Transmission Type:

Not Available

Differential:

Helical Limited-Slip Differential (LSD)

Transmission Fluid Type:

API GL-4, SAE 75W-90 Synthetic Gear Oil (e.g., Mazda GL-5 compatible if manufacturer approved)

📐 Dimensions

Length:

176.1 inches (4473 mm)

Width:

70.1 inches (1781 mm)

Height:

56.7 inches (1440 mm)

Wheelbase:

104.7 inches (2659 mm)

Curb Weight:

3250 lbs (1474 kg)

Cargo Volume:

15.7 cu ft (with rear seats up)

Wheel Size:

18-inch alloy

Wheel Bolt Pattern:

5x114.3 mm (5x4.5 inches)

Tire Size Front:

215/45R18

Tire Size Rear:

215/45R18

🛡️ Safety Features

NHTSA Front Crash Rating:

5-Star (Driver & Passenger)

NHTSA Side Crash Rating:

5-Star (Front & Rear Passenger)

IIHS Moderate Overlap Front:

Good

Active Safety Features:

Traction Control System (TCS), Dynamic Stability Control (DSC)

Passive Safety Features:

Front & Side Airbags, Curtain Airbags, Active Head Restraints, Pretensioner Seatbelts

💡 Technology Features

Infotainment System:

Standard AM/FM/CD audio system with optional SiriusXM Satellite Radio. Aux input available.

Driver Assistance Features:

Limited; primarily focuses on active safety via DSC and TCS.

Connectivity Options:

Auxiliary audio input jack.

🔧 Maintenance

Oil Change Interval:

Every 5,000 miles (8,000 km) or 6 months, whichever comes first. Premium synthetic oil recommended.

Engine Air Filter Replacement:

Every 30,000 miles (48,000 km)

Spark Plug Replacement:

Every 60,000 miles (96,000 km) (Iridium type)

Cabin Air Filter Replacement:

Every 15,000 miles (24,000 km) or 12 months

Engine Oil Capacity:

5.4 US quarts (5.1 liters) with filter

Engine Oil Type:

5W-30 Synthetic (API SN or ILSAC GF-5 rated)

Coolant Type:

Mazda Genuine Long Life Coolant (Blue) or equivalent silicate-free, OAT coolant

Brake Fluid Type:

DOT 3 or DOT 4

Power Steering Fluid Type:

ATF Dexron III or equivalent

Manual Transmission Fluid Capacity:

2.1 US quarts (2.0 liters)

Known Issues:

Turbocharger hose leaks (boost leaks), intake manifold carbon buildup (direct injection), clutch wear (due to performance driving), motor mount fatigue, fuel pump failures, EGR valve clogging.

📚 Vehicle History

Brand Heritage:

Mazda has a long history of producing engaging and sporty vehicles, known for their 'Zoom-Zoom' driving philosophy and rotary engine technology. The Mazdaspeed division represents their commitment to performance tuning and motorsport.

Model Evolution:

The Mazdaspeed 3 (BK) was the first generation of the performance variant of the Mazda 3. It debuted for the 2007 model year in North America, building on the success of the first-generation Mazda 3 and its turbocharged predecessors like the Mazdaspeed Protegé. The second generation (BL) followed in 2009.

Production Years:

2007-2009 (North America)

Assembly Location:

Hofu, Japan

🏆 Awards & Recognition

Recognitions:

Car and Driver's 10Best Trucks and SUVs (2007 - as a performance car, not SUV), MotorTrend Car of the Year Nominee.