Engine Mechanical:
        
        
            Engine assembly, cylinder head, pistons, crankshaft, camshafts, timing system, lubrication system, cooling system.
        
     
    
        
            Engine Performance:
        
        
            Fuel system (direct injection), ignition system, turbocharger system, exhaust system, emissions control.
        
     
    
        
            Transmission:
        
        
            Manual transmission (MS-5R), clutch, gearbox, drivetrain, driveshafts, CV joints.
        
     
    
        
            Suspension:
        
        
            Front suspension (independent MacPherson strut), rear suspension (independent multi-link), springs, shock absorbers, control arms, sway bars.
        
     
    
        
            Steering:
        
        
            Power steering system (electric power assist steering - EPAS), steering rack, column, tie rods.
        
     
    
        
            Brakes:
        
        
            Front and rear brake systems, ABS (Anti-lock Braking System), EBD (Electronic Brakeforce Distribution), DSC (Dynamic Stability Control), brake pads, rotors, calipers, brake lines, parking brake.
        
     
    
        
            Electrical System:
        
        
            Battery, charging system (alternator), starting system, lighting system (headlights, taillights, interior), wiring diagrams, fuses, relays, power distribution.
        
     
    
        
            Body Exterior:
        
        
            Body panels, doors, hood, trunk lid, bumpers, glass, mirrors, trim, corrosion protection.
        
     
    
        
            Body Interior:
        
        
            Seating, dashboard, HVAC (Heating, Ventilation, and Air Conditioning), infotainment system, airbags, seat belts, interior trim, carpeting.
        
     
    
        
            Diagnostics:
        
        
            OBD-II (On-Board Diagnostics) system, diagnostic trouble codes (DTCs), scan tool procedures, sensor diagnostics.
        
     
    
    
        
            Scheduled Maintenance:
        
        
            Oil changes, filter replacements, fluid checks and top-offs, tire rotation, spark plug replacement, brake inspection.
        
     
    
        
            Engine Repair:
        
        
            Engine rebuild, cylinder head gasket replacement, piston and ring replacement, timing belt/chain service, turbocharger repair/replacement.
        
     
    
        
            Transmission Service:
        
        
            Clutch replacement, gearbox disassembly and reassembly, transmission fluid change.
        
     
    
        
            Brake Service:
        
        
            Brake pad and rotor replacement, brake caliper service, brake fluid bleeding, ABS component testing.
        
     
    
        
            Electrical Troubleshooting:
        
        
            Diagnosing electrical faults, wiring repair, component testing (e.g., starter, alternator, sensors).
        
     
    
        
            HVAC Repair:
        
        
            Refrigerant handling, component replacement (compressor, evaporator, condenser), leak testing, system charging.
        
     
    
        
            Suspension And Steering Repair:
        
        
            Component replacement (shocks, struts, control arms, ball joints), alignment procedures, power steering system repair.
        
     
    
        
            Bodywork And Paint:
        
        
            Panel alignment, dent repair, rust treatment, painting procedures, glass replacement.
        
     
    
        
            Troubleshooting Guides:
        
        
            Step-by-step diagnostic procedures for common and uncommon issues.
        
     
    
    
        
            Depth:
        
        
            Comprehensive, suitable for professional technicians and advanced DIY enthusiasts.
        
     
    
        
            Diagnostic Capability:
        
        
            Detailed diagnostic procedures, including pinpoint tests for electrical circuits and sensor data interpretation.
        
     
    
        
            Rebuilding Procedures:
        
        
            Includes procedures for engine and transmission disassembly, inspection, repair, and reassembly.
        
     
    
        
            Specifications Accuracy:
        
        
            Precise torque specifications, clearances, fluid capacities, and electrical data.
        
     
 
    
    
    
        
            Type:
        
        
            6-Speed Manual Transmission
        
     
    
        
            Gear Ratios:
        
        
            Specific ratios available in manual, e.g., 1st: 3.308, 2nd: 2.032, 3rd: 1.310, 4th: 1.032, 5th: 0.852, 6th: 0.704.
        
     
    
        
            Clutch Type:
        
        
            Hydraulically actuated, single dry plate clutch.
        
     
    
    
        
            Type:
        
        
            N/A for 2010 MazdaSpeed3 (Manual only)
        
     
    
    
        
            Limited Slip Differential:
        
        
            Standard Helical Limited-Slip Differential (LSD) for improved traction.
        
     
    
    
        
            Manual Transmission Fluid:
        
        
            Mazda GL-4 SAE 75W-90 Gear Oil (or equivalent specification, e.g., API GL-4).
        
     
 
    
    
    
        
            Oil Change Interval:
        
        
            Every 5,000 miles or 6 months, whichever comes first (under normal driving conditions). Severe driving may require shorter intervals.
        
     
    
        
            Air Filter Replacement:
        
        
            Inspect every 15,000 miles, replace as needed. Replace every 30,000 miles under severe conditions.
        
     
    
        
            Cabin Air Filter Replacement:
        
        
            Replace every 15,000 miles or 12 months.
        
     
    
        
            Spark Plug Replacement:
        
        
            Replace every 30,000 miles (for iridium spark plugs).
        
     
    
        
            Coolant Replacement:
        
        
            First replacement at 75,000 miles or 5 years, then every 50,000 miles or 4 years thereafter.
        
     
    
    
        
            Engine Oil Type:
        
        
            SAE 5W-30 Synthetic Motor Oil (meeting API SN or ILSAC GF-5 specifications).
        
     
    
        
            Engine Oil Capacity:
        
        
            5.5 US Quarts (5.2 Liters) with filter change.
        
     
    
        
            Coolant Type:
        
        
            Mazda Genuine Super Long Life Coolant (FL22) or equivalent (blue ethylene glycol-based coolant).
        
     
    
        
            Brake Fluid Type:
        
        
            DOT 3 or DOT 4 brake fluid.
        
     
    
        
            Power Steering Fluid:
        
        
            Dexron III ATF or Mazda Genuine Power Steering Fluid.
        
     
    
    
        
            Engine Mounts:
        
        
            Premature failure of engine and transmission mounts, leading to vibration and clunking.
        
     
    
        
            Direct Injection Carbon Buildup:
        
        
            Carbon buildup on intake valves due to direct injection system, potentially affecting performance and fuel economy.
        
     
    
        
            Turbocharger Issues:
        
        
            Occasional turbocharger seal leaks or wastegate actuator problems, particularly if poorly maintained or heavily modified.
        
     
    
        
            Clutch Wear:
        
        
            Clutch wear can be accelerated by aggressive driving.
        
     
    
        
            Rust And Corrosion:
        
        
            Susceptibility to rust on underbody components, wheel wells, and rear quarter panels, especially in areas with road salt.
        
     
    
        
            Power Steering Pump Failure:
        
        
            Electric Power Assist Steering (EPAS) system can experience failures, leading to loss of assist.