🏷️ Basic Information

Make:

Mazda

Model:

MazdaSpeed3

Model Variant:

MazdaSpeed3

Model Designation:

BK1P

Model Code:

BK1P

Model Generation:

1st Generation

Production Year:

2004

👋 Introduction

Market Position:

The MazdaSpeed3 (BK) was positioned as a high-performance, affordable hot hatch, competing with vehicles like the Volkswagen GTI, Subaru WRX, and Honda Civic Si.

Competitive Analysis:

Offered a potent turbocharged engine and sharp handling that appealed to enthusiasts seeking a practical yet exhilarating driving experience.

Key Features:

Turbocharged 2.3L MZR DISI engine, sport-tuned suspension, aggressive styling, limited-slip differential (LSD), 6-speed manual transmission.

📋 Manual Details

Systems Covered:

Engine, Fuel System, Cooling System, Lubrication System, Exhaust System, Clutch, Manual Transmission, Drivetrain, Suspension, Steering, Brakes, ABS, SRS Airbag System, Electrical System, Body and Chassis, HVAC, Interior and Exterior Trim, Diagnostics, Wiring Diagrams

Page Count:

Estimated 2500+ pages (typical for a full service manual)

Manual Type:

Factory Service Manual / Workshop Manual

Language:

English

Format:

Digital (PDF)

📖 Manual Coverage

Engine:

MZR DISI Turbo (LF-VDS) - detailed diagnostics, repair procedures, component testing, timing belt/chain, turbocharger system

Fuel System:

High-pressure direct injection system, fuel pump, injectors, fuel pressure regulator, troubleshooting

Transmission:

GF12A (6-speed manual) - overhaul, clutch replacement, gear selection, lubrication

Suspension:

Front MacPherson struts, rear multi-link, alignment specifications, component replacement, troubleshooting

Brakes:

Front and rear disc brakes, ABS system diagnostics and repair, brake fluid specifications, bleeding procedures

Electrical System:

Detailed wiring diagrams, component testing, fuses and relays, lighting, power windows, central locking

Diagnostics:

OBD-II diagnostics, trouble codes (DTCs), scan tool usage, diagnostic flowcharts

Maintenance:

Scheduled maintenance intervals, oil changes, filter replacements, spark plug replacement, fluid checks and changes

Repair:

Engine rebuild, transmission overhaul, suspension component replacement, brake caliper and rotor replacement, turbocharger repair/replacement

Troubleshooting:

Step-by-step troubleshooting guides for common and complex issues based on symptoms

Technical Specifications:

Torque specifications for all fasteners, clearances, tolerances, fluid capacities, wiring schematics

Technical Depth:

Comprehensive from basic maintenance to complete engine and transmission overhauls, including advanced diagnostics and electrical system troubleshooting

📊 Manual Specifications

File Format:

High-resolution PDF, searchable text, bookmarked sections for easy navigation

Print Quality:

Professional layout, clear diagrams and illustrations, high-resolution images

Binding Type:

N/A (Digital Format)

Paper Type:

N/A (Digital Format)

⚙️ Engine Specifications

Engine Code:

LF-VDS

Engine Type:

Inline-4, turbocharged, intercooled, direct injection

Displacement:

2261 cc (2.3 Liters)

Horsepower:

230 hp @ 5500 rpm

Torque:

255 lb-ft @ 3000 rpm

Fuel Injection:

Direct Injection (DISI)

Fuel Type:

Premium Unleaded Gasoline (91 octane or higher recommended)

Bore X Stroke:

87.5 mm x 94.0 mm

Compression Ratio:

8.5:1

Turbocharger Model:

Mitsubishi TD04-15G or similar

🔧 Transmission

Transmission Type:

6-speed Manual

Transmission Code:

GF12A

Differental:

Helical Limited-Slip Differential (LSD)

Transmission Fluid Type:

GL-4 SAE 75W-90 Gear Oil (e.g., Castrol Syntrans FE 75W-90, Red Line MT-90)

Transmission Fluid Capacity:

2.2 Liters (74.4 fl oz)

📐 Dimensions

Length:

4535 mm (178.5 in)

Width:

1770 mm (69.7 in)

Height:

1445 mm (56.9 in)

Wheelbase:

2640 mm (103.9 in)

Front Track:

1510 mm (59.4 in)

Rear Track:

1505 mm (59.3 in)

Curb Weight:

Approximately 1420 kg (3130 lbs)

Gross Vehicle Weight Rating:

N/A (Vehicle Specific)

Wheel Size:

18 x 7.5 inch alloy wheels

Tire Size:

215/45R18

Bolt Pattern:

5 x 114.3 mm (5 x 4.5 inch)

Offset:

+50 mm (Typical)

🛡️ Safety Features

NHTSA Front Impact Rating:

4/5 Stars (Driver/Passenger)

NHTSA Side Impact Rating:

4/5 Stars (Front/Rear Passenger)

IIHS Crash Test Rating:

Good (Frontal Offset) - Note: IIHS ratings may vary by test year and specific criteria. Always consult official IIHS reports for definitive data.

Active Safety Features:

Anti-lock Braking System (ABS), Electronic Brakeforce Distribution (EBD), Traction Control System (TCS)

Passive Safety Features:

Front dual-stage airbags, front side-impact airbags, front and rear side-curtain airbags, active front head restraints, pretensioner seatbelts

💡 Technology Features

Infotainment System:

Basic AM/FM/CD stereo with optional auxiliary input. Available premium Bose audio system.

Display:

No central touchscreen display; primary controls are physical buttons and knobs.

Driver Assistance Features:

Limited to core safety systems like ABS, TCS, and EBD. No advanced driver-assistance systems (ADAS) like adaptive cruise control or lane keeping assist.

Connectivity Options:

Auxiliary input for audio devices. Bluetooth was not standard on all models.

🔧 Maintenance

Oil Change Interval:

Every 7,500 miles (12,000 km) or 6 months, whichever comes first. Consider shorter intervals for aggressive driving.

Air Filter Replacement:

Every 15,000 miles (24,000 km) or annually.

Spark Plug Replacement:

Every 45,000 miles (72,000 km) (use correct iridium plugs for the DISI engine).

Cabin Air Filter Replacement:

Every 15,000 miles (24,000 km) or annually.

Engine Oil Type:

SAE 0W-20 Synthetic Oil (API SN or ILSAC GF-5 or higher)

Engine Oil Capacity:

4.9 US quarts (4.6 Liters) with filter

Coolant Type:

Mazda Super Long Life Coolant (Blue) or equivalent (50/50 mix with distilled water)

Brake Fluid Type:

DOT 3 or DOT 4 Brake Fluid

Power Steering Fluid Type:

Mazda Genuine ATF JWS3317 or equivalent (check owner's manual for specific type)

Known Issues Engine:

Carbon buildup in direct injection system, PCV valve issues leading to oil consumption, turbocharger oil feed line restrictions, clutch chatter (less common in stock form).

Known Issues Suspension:

Worn sway bar end links, strut mount noise.

Known Issues Other:

Clutch pedal spring breakage, rear motor mount failure (especially in modified vehicles), fuel pump failures can occur.

📚 Vehicle History

Brand Heritage:

Mazda has a long history of producing engaging and fun-to-drive vehicles, often emphasizing handling and driver connection.

Model Evolution:

The MazdaSpeed3 (BK) was the first generation of the performance variant of the Mazda3. It built upon the success of the standard Mazda3's chassis and styling, adding a powerful turbocharged engine and performance enhancements.

Production Years:

2004-2009 (First Generation)

Manufacturing Location:

Japan (Mazda's Hofu Plant)

🏆 Awards & Recognition

Automotive Press Awards:

Frequently lauded by automotive journalists for its performance, handling, and value proposition in the hot hatch segment. Often appeared on 'Best of' lists for affordable performance cars.

Car And Driver Ranking:

Often placed on Car and Driver's 10Best lists or recognized as a strong competitor in their comparisons.