Segment:
Lightweight two-seater convertible sports car.
Target Audience:
Enthusiasts seeking a pure driving experience, weekend cruisers, and track day participants.
Key Competitors:
BMW Z4, Honda S2000 (discontinued prior), Audi TT Roadster, Porsche Boxster.
Driving Dynamics:
Renowned for its balanced chassis, rear-wheel drive, and excellent handling characteristics ('Jinba Ittai' - horse and rider as one).
Convertible Top:
Available with a manual soft top (standard on Sport) or optional power-retractable hardtop (PRHT).
Engine Management:
Full diagnostic procedures, component testing, ECU information, fuel injection, ignition systems, emissions control.
Powertrain:
Engine mechanical, transmission (manual and automatic), clutch, driveshafts, differentials, axles.
Chassis Suspension Steering:
Front and rear suspension, steering rack, power steering system, wheel alignment specifications, shock absorbers, springs.
Brakes:
Brake system hydraulics, ABS, EBD, brake pad replacement, rotor specifications, caliper service, parking brake.
Electrical Systems:
Wiring diagrams, lighting systems, starting and charging system, battery, fuses and relays, power windows, mirrors, convertible top operation.
HVAC:
Air conditioning system, heating, ventilation, refrigerant information, component replacement.
Body Exterior Interior:
Body panels, doors, hood, trunk, convertible top, interior trim, seats, dashboard, bumpers.
Maintenance:
Scheduled maintenance, oil changes, filter replacements, spark plug service, fluid checks and top-offs.
Diagnostics:
Troubleshooting guides, symptom-based diagnostics, DTC (Diagnostic Trouble Code) interpretation and resolution.
Repair Rebuild:
Step-by-step instructions for component removal, disassembly, repair, reassembly, and installation.
Technical Specifications:
Torque specifications, clearances, fluid capacities, electrical specifications, diagnostic data.
Depth:
Comprehensive, suitable for professional technicians and experienced DIY enthusiasts.
Engine Type:
Naturally Aspirated Inline 4-Cylinder
Displacement:
2.0 Liters (1999 cc)
Horsepower:
167 hp @ 7000 rpm (US Market)
Torque:
140 lb-ft @ 5000 rpm (US Market)
Fuel Delivery:
Electronic Fuel Injection (EFI)
Recommended Fuel:
Premium Unleaded (91 octane or higher recommended)
Valvetrain:
DOHC, 16 Valves, Variable Valve Timing (VVT)
Bore X Stroke:
87.5 mm x 83.5 mm
Transmission Type:
6-Speed Manual
Transmission Type:
6-Speed Automatic (with paddle shifters on some trims)
Manual Gear Ratios:
Refer to manual for specific ratios (e.g., 1st: 3.760, 2nd: 2.261, 3rd: 1.633, 4th: 1.258, 5th: 1.000, 6th: 0.807, Rev: 3.480, Final Drive: 4.100)
Automatic Transmission Fluid Type:
Mazda ATF FZ (or equivalent)
NHTSA Front Impact:
5-Star (for 2006-2008 models)
IIHS Side Impact:
Good (for relevant years)
ABS:
Standard Anti-lock Braking System
Ebd:
Standard Electronic Brake-force Distribution
Traction Control:
Standard Traction Control System (TCS)
Dynamic Stability Control:
Standard Dynamic Stability Control (DSC) with DSC Sport mode
Airbags:
Driver and Passenger Front Airbags, Side Airbags
Rollover Protection:
Reinforced A-pillars and pop-up rollover bars
Seatbelts:
Three-point seat belts with pretensioners
Audio System:
Standard AM/FM/CD audio system with 4 or 6 speakers. Optional Bose premium audio system available on higher trims or as an option.
Auxiliary Input:
Standard auxiliary audio input jack.
Cruise Control:
Standard cruise control system.
Keyless Entry:
Standard keyless entry system.
Bluetooth:
Not standard on all Sport models for these years; check specific vehicle for availability (often integrated with audio system).
Oil Change Interval:
Every 7,500 miles or 12 months, whichever comes first (or consult owner's manual for specific driving conditions).
Air Filter Replacement:
Inspect every 15,000 miles, replace as needed. Replace approximately every 30,000 miles.
Spark Plug Replacement:
Approximately every 75,000 miles (refer to manual for exact type and procedure).
Engine Oil Type:
SAE 5W-20 API SN or ILSAC GF-5 compliant
Engine Oil Capacity:
4.0 US quarts (3.8 Liters) with filter change
Coolant Type:
Mazda FL22 Long Life Coolant (Blue) or equivalent HOAT coolant
Brake Fluid Type:
DOT 3 or DOT 4
Convertible Top Latches:
Some early NC models experienced issues with convertible top latch adjustment or binding.
Oil Consumption:
While generally reliable, some MZR engines can exhibit increased oil consumption as mileage accumulates; early detection and monitoring are key.
Power Steering Pump:
Rarely, power steering pumps can develop leaks or noise, requiring inspection and potential replacement.
Mazda Roadster Legacy:
Continues the legacy of the original Miata (NA and NB generations), celebrating affordable, pure sports car driving.
Nc Generation:
The NC generation (2006-2015) was larger, heavier, and more refined than its predecessors, offering increased safety and comfort while retaining the core driving ethos.
Sport Trim Focus:
The 'Sport' trim typically represented a more budget-friendly yet still engaging model, often featuring the standard soft top and essential sporty appointments.
Production Period:
2005-2015 (NC generation)
Manufacturing Plant:
Mazda's Hofu Plant, Yamaguchi Prefecture, Japan
