Systems Covered:
Engine Mechanical, Engine Control System, Fuel System, Emission Control System, Lubrication System, Cooling System, Intake System, Exhaust System, Ignition System, Clutch, Transmission (Manual & Automatic), Driveline, Suspension (Front & Rear), Steering System, Brake System (Front & Rear), Wheels & Tires, Body Exterior, Body Interior, HVAC System, Electrical System (Wiring Diagrams, ECUs, Lighting, Audio), Security System, SRS Airbag System.
Electrical System Detail:
Comprehensive wiring diagrams, fuse box layouts, diagnostic trouble codes (DTCs) for ECU modules, power distribution, lighting schematics, audio system wiring, power accessory wiring.
Suspension System:
Front MacPherson struts, rear multi-link independent suspension. Procedures for shock absorber replacement, spring replacement, control arm bushing inspection/replacement, wheel bearing replacement, alignment specifications.
Brake System:
Front ventilated discs, rear solid discs. Procedures for brake pad and rotor replacement, caliper service, brake fluid flush, parking brake adjustment.
Steering System:
Hydraulic power steering. Procedures for power steering pump replacement, steering rack inspection, tie rod end replacement.
Body Exterior Detail:
Panel removal and installation (doors, hood, trunk, fenders), body panel repair, glass replacement, bumper repair and replacement, exterior trim, spoilers, and aerodynamic components.
Body Interior Detail:
Dashboard removal and installation, seat removal and installation, door panel removal, headliner service, carpet replacement, interior trim pieces, pedal assembly service.
Procedures Included:
Routine maintenance, tune-ups, removal and installation of components, assemblies and disassemblies, diagnostic procedures, troubleshooting, repair and overhaul of all major vehicle systems, specialized procedures for Mazdaspeed variants.
Diagnostic Procedures:
Detailed troubleshooting charts for common symptoms, step-by-step diagnostic sequences for various systems, guidance on using diagnostic tools and interpreting sensor data.
Engine Repair:
Complete engine teardown and reassembly, piston and ring replacement, bearing inspection, cylinder head service, turbocharger overhaul and replacement, fuel injector service, timing belt/chain replacement (if applicable).
Transmission Repair:
Manual transmission disassembly, inspection, and repair of gears, synchronizers, shift forks, and bearings. Clutch system replacement.
Technical Depth:
Comprehensive, covering basic maintenance to in-depth engine and transmission disassembly, including specifications, diagnostic flowcharts, and repair strategies. Assumes prior mechanical knowledge.
Diagnostic Codes:
Includes relevant OBD-II (On-Board Diagnostics) codes and troubleshooting strategies for common DTCs specific to the Mazdaspeed3.
Torque Specifications:
Extensive listing of torque specifications for critical fasteners throughout the vehicle, essential for proper assembly and safety.
Special Tools:
Identifies and illustrates required or recommended specialized tools for specific repair procedures, often referencing Mazda's official tool numbers.
Oil Change Interval:
Every 5,000 miles (8,000 km) or 6 months, whichever comes first, using synthetic oil. Refer to manual for specific oil type and viscosity.
Air Filter Replacement:
Every 15,000 miles (24,000 km) or as needed based on driving conditions.
Spark Plug Replacement:
Refer to manual; typically around 60,000 miles (96,000 km) for iridium plugs.
Engine Oil:
Refer to manual for exact specification, typically 5W-30 synthetic oil meeting API SN or equivalent.
Coolant:
Mazda FL22 Long Life Antifreeze/Coolant or equivalent (pre-mixed).
Transmission Fluid:
Mazda GL-4 75W-90 Synthetic Gear Oil for manual transmission.
Brake Fluid:
DOT 3 or DOT 4.
Power Steering Fluid:
Dexron III/VI or equivalent.
Differential Fluid:
Refer to manual for specific type and capacity.
Known Issues:
Turbocharger failure (especially if poorly maintained), clutch wear, intake manifold flap issues, potential for carbon buildup in direct-injected engines, differential seal leaks.
Clutch Replacement Frequency:
Highly dependent on driving style; can wear prematurely under aggressive use.