🏷️ Basic Information

Make:

Mazda

Model:

Mazda 3 MPS

Model Variant:

Mazdaspeed 3

Year:

2012

Chassis Code:

BL

Engine Code Primary:

MZR DISI TURBO (LF-VDS)

👋 Introduction

Segment:

Compact Sport Sedan/Hatchback

Performance Focus:

High-performance variant of the mainstream Mazda 3, known for its engaging driving dynamics and powerful engine.

Key Competitors:

Volkswagen GTI, Honda Civic Si, Subaru WRX, Ford Focus ST, Mitsubishi Lancer Ralliart

Driving Dynamics:

Sharp handling, responsive steering, stiffened chassis, limited-slip differential (LSD) for improved traction.

Powertrain Performance:

Turbocharged engine providing significant power and torque for its class.

Design Aesthetics:

Aggressive styling with unique front/rear bumpers, side skirts, hood scoop, and rear spoiler.

Audience:

Enthusiasts and performance-oriented drivers seeking a practical yet potent compact car.

📋 Manual Details

Primary Coverage:

North America / Global (depending on specific publication)

Secondary Coverage:

Mechanical, Electrical, Body, Diagnostics

Estimated Page Count:

Approximately 2000-2500 pages (typical for a full factory service manual)

Type:

Factory Service Manual (FSM) / Repair Manual

Language:

English

Format:

PDF Download

📖 Manual Coverage

Powertrain:

Engine, Fuel System, Ignition System, Emission Control, Turbocharger System, Lubrication System, Cooling System, Exhaust System

Transmission Drivetrain:

Manual Transmission (Aisin AY6), Clutch System, Driveshafts, Differentials, Axles

Chassis:

Suspension (Front & Rear), Steering System, Brakes (Front & Rear), Wheels & Tires

Electrical:

ECU, Engine Control, Powertrain Control Module (PCM), Body Control Module (BCM), Lighting, Instrumentation, Audio System, HVAC Control, Power Accessories, SRS (Airbag) System, Anti-lock Braking System (ABS), Traction Control System (TCS), Dynamic Stability Control (DSC)

Body:

Exterior Body Panels, Doors, Hood, Trunk, Bumpers, Interior Trim, Seats, Glass, Wiper System, Locks

Maintenance:

Routine Inspections, Fluid Changes (Oil, Coolant, Brake, Clutch), Filter Replacements, Spark Plug Replacement, Belt Inspections/Replacement

Repair:

Engine Overhaul, Turbocharger Rebuild/Replacement, Transmission Repair, Clutch Replacement, Brake System Overhaul, Suspension Component Replacement, Steering Rack Repair/Replacement, Electrical Component Diagnosis and Replacement

Diagnostics:

Symptom-based Troubleshooting Guides, Diagnostic Trouble Codes (DTCs) Explanation and Resolution, Wiring Diagrams, Component Testing Procedures, Diagnostic Tool Usage

Specifications:

Torque Specifications for all fasteners, Clearances, Pressures, Voltages, Resistance Values, Fluid Capacities, Part Numbers

Depth:

Comprehensive (covering from basic maintenance to complete engine and transmission rebuilds, advanced electrical diagnostics and bodywork repairs)

📊 Manual Specifications

File Type:

PDF

Searchable:

Likely searchable text content for keywords

Printable:

Printable pages for workshop use

Quality:

High-resolution diagrams and text, suitable for professional use

Binding:

N/A (Digital Download)

Paper Type:

N/A (Digital Download)

Content:

Complete Factory Service Manual content, not a condensed version.

⚙️ Engine Specifications

Engine Code:

LF-VDS (MZR DISI Turbo)

Engine Type:

Inline-4, turbocharged, direct-injection gasoline

Displacement:

2261 cc (2.3 L)

Horsepower:

263 hp @ 5500 rpm

Torque:

280 lb-ft @ 3000 rpm

Induction:

Direct Injection (DISI)

Fuel Type:

Premium Unleaded Gasoline (91 octane or higher recommended)

Turbocharger Type:

Mitsubishi TD04-15G or similar variable geometry turbocharger

Cooling Type:

Liquid-cooled

Oil Capacity:

5.4 US quarts (5.1 liters) with filter change

ECU:

Denso ECU, specific part numbers vary

🔧 Transmission

Type:

6-Speed Manual Transmission (Aisin AY6)

Gear Ratios 1:

3.45:1

Gear Ratios 2:

2.03:1

Gear Ratios 3:

1.31:1

Gear Ratios 4:

1.00:1

Gear Ratios 5:

0.77:1

Gear Ratios 6:

0.62:1

Final Drive Ratio:

3.85:1

Type:

Not Available (MPS models exclusively came with manual transmission)

Limited Slip Differential:

Standard, Helical Type

Transmission Fluid Type:

GL-4 Manual Transmission Fluid (e.g., Mazda Genuine Oil API GL-4 SAE 75W-90 or equivalent)

Transmission Fluid Capacity:

Approximately 2.0 - 2.2 liters

Clutch Type:

Hydraulically operated, Single dry plate

📐 Dimensions

Length:

177.0 inches (4495 mm)

Width:

70.1 inches (1780 mm)

Height:

57.7 inches (1465 mm)

Wheelbase:

103.9 inches (2640 mm)

Ground Clearance:

Approx. 5.6 inches (142 mm)

Curb Weight:

Approx. 3289 lbs (1492 kg)

Gross Vehicle Weight Rating Gvwr:

Approx. 4250 lbs (1928 kg)

Trunk Volume Sedan:

11.8 cu ft (334 L)

Cargo Volume Hatchback:

15.5 cu ft (439 L) with seats up

Standard Wheel Size:

18 x 7.5 inch alloy

Standard Tire Size:

225/40R18

Bolt Pattern:

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

Center Bore:

67.1 mm

🛡️ Safety Features

NHTSA Front Impact:

5-Star

NHTSA Side Impact:

5-Star

NHTSA Rollover:

4-Star

IIHS Top Safety Pick:

Yes (for applicable model years)

Traction Control:

Standard (TCS)

Stability Control:

Standard (DSC - Dynamic Stability Control)

Anti Lock Brakes:

Standard (ABS)

Airbags Front:

Dual front airbags

Airbags Side:

Front side-impact airbags

Airbags Curtain:

Side-impact curtain airbags (front and rear)

Seatbelts:

3-point front and rear seatbelts with pretensioners and load limiters

Child Seat Anchors:

LATCH system

💡 Technology Features

Display:

Standard 5.8-inch color display (may vary by trim).

Audio System:

Bose premium audio system often available, with specific speaker configurations and amplifier details in the manual.

Connectivity:

Bluetooth hands-free phone and audio streaming, USB/Auxiliary input.

Cruise Control:

Standard

Navigation System:

Optional

Keyless Entry Start:

Standard (Mazda Advanced Keyless Entry and Start System)

Engine Management System:

Advanced engine management system utilizing sensors for direct injection, turbo boost pressure, camshaft phasing, and knock detection. Manual details sensor locations, testing, and ECU strategies.

🔧 Maintenance

Oil Change Interval Normal:

Every 7,500 miles (12,000 km) or 12 months, whichever comes first (check manual for severe conditions).

Air Filter Replacement:

Inspect every 15,000 miles (24,000 km), replace as needed. High-performance driving may require more frequent checks.

Cabin Air Filter:

Replace every 15,000 miles (24,000 km) or annually.

Spark Plug Replacement:

Platinum or Iridium plugs typically rated for 100,000 miles (160,000 km), but manual will specify exact type and interval.

Coolant Replacement:

First replacement at 100,000 miles (160,000 km), then every 50,000 miles (80,000 km) or 4 years.

Brake Fluid Replacement:

Every 30,000 miles (48,000 km) or 2 years.

Transmission Fluid Replacement:

Every 60,000 miles (96,000 km) or 4 years for manual transmission.

Engine Oil Type:

SAE 0W-30 Synthetic (API SN, ILSAC GF-5 or higher).

Coolant Type:

Mazda FL22 Long Life Antifreeze/Coolant (or equivalent HOAT blue coolant).

Brake Fluid Type:

DOT 3 or DOT 4 Brake Fluid.

Fuel System Injector Clogging:

Direct injection system can be prone to carbon buildup on injectors and intake valves, particularly with less than ideal fuel quality. Manual provides cleaning procedures.

Engine Mounts:

Hydraulic engine mounts can fail over time, leading to increased vibration. Manual details inspection and replacement.

Clutch Wear:

High-performance nature can lead to faster clutch wear in aggressive driving. Manual covers clutch inspection and replacement.

Turbocharger Hose Leaks:

Boost hoses can degrade or crack, leading to boost leaks and loss of power. Manual details routing and clamp torque.

High Pressure Fuel Pump (Hpfp):

Potential for wear or failure over time, affecting fuel delivery and engine performance. Manual provides diagnostic procedures.

📚 Vehicle History

Mazda Performance Legacy:

Mazda's long history of producing sporty, driver-focused vehicles, exemplified by the RX-7 and Miata.

Mazda3 Generations:

The Mazdaspeed 3 (MPS) is the high-performance variant of the second-generation Mazda 3 (BL chassis, 2009-2013).

First Gen Ms3:

The first generation Mazdaspeed 3 (BK chassis, 2007-2009) introduced the concept of a factory-tuned, turbocharged Mazda 3.

2012 Updates:

The 2012 model year saw a mid-cycle refresh for the second-generation Mazda 3, including minor styling tweaks and potential feature updates, which are also covered in this manual.

Manufacturing Locations:

Primarily manufactured in Japan (Hofu) and also in other Mazda plants globally.

Production Years Ms3:

2007-2013

🏆 Awards & Recognition

Car And Driver 10Best:

Mazda 3 (including performance variants) has historically been recognized by Car and Driver's 10Best lists for its value, performance, and driving dynamics.

Motor Trend Car Of The Year:

Mazda 3 has been a finalist for MotorTrend Car of the Year.

Consumer Reports Reliability:

Varies by model year; manual provides diagnostic insights for common wear items.

Emissions Compliance:

Meets EPA and CARB emissions standards for its model year.