Production Years Covered:
1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
Vehicle Segment:
Lightweight Sports Car (Roadster)
Key Selling Points:
Affordability, reliability, engaging driving dynamics, open-top motoring.
Primary Competitors:
Porsche Boxster (higher end), BMW Z3, Honda S2000 (later years), various smaller roadsters and coupes.
Iconic Status:
The MX-5 Miata is a successor to the legendary Lotus Elan and continues the legacy of affordable, fun-to-drive sports cars.
Design Philosophy:
"Jinba Ittai" (Horse and Rider as One) – emphasizes driver connection and feedback.
Powertrain:
Engine, Fuel System, Ignition System, Lubrication System, Exhaust System, Cooling System
Drivetrain:
Transmission (Manual & Automatic), Drivetrain Components (Driveshafts, Differentials)
Chassis:
Suspension (Front & Rear), Steering System, Brake System, Wheels & Tires
Electrical:
Electrical System, Lighting, Instrumentation, Audio System, Power Accessories
Body:
Body Panels, Interior Trim, Doors, Windows, Convertible Top Mechanism
Maintenance:
Routine Maintenance, Tune-ups, Fluid Checks & Changes, Filter Replacements
Repair Overhaul:
Component Removal & Installation, Assemblies & Disassemblies, Engine Rebuilds, Transmission Overhauls
Diagnostics:
Troubleshooting Guides, Diagnostic Procedures, Fault Code Interpretation (where applicable)
Depth Of Coverage:
Comprehensive for professional technicians and experienced DIY enthusiasts. Covers everything from routine checks to complete engine and transmission rebuilds.
Special Procedures:
Details on specific Mazda MX-5 Miata procedures and proprietary component instructions, highlighting special aspects of the vehicle.
File Quality:
PDF (Printable, typically high resolution for clarity)
Printability:
Designed to be printed for convenient workshop use.
Binding Type:
N/A (Digital PDF, user prints and binds as desired)
Paper Type:
N/A (Digital PDF, user selects paper type for printing)
Engine Code Early:
BP-Z3 (1.8L DOHC)
Engine Code Late:
BP-Z3 (1.8L DOHC, some models may have minor internal revisions)
Displacement:
1.8 Liters (1839 cc)
Horsepower Early Models:
Approx. 140 hp @ 6000 rpm
Horsepower Later Models:
Approx. 142 hp @ 6000 rpm (minor increase due to revisions)
Torque Early Models:
Approx. 117 lb-ft @ 4500 rpm
Torque Later Models:
Approx. 119 lb-ft @ 4500 rpm
Fuel Delivery:
Multi-Point Fuel Injection (MPI)
Fuel Type:
Unleaded Gasoline (91 Octane or higher recommended)
Block Material:
Aluminum Alloy
Head Material:
Aluminum Alloy
Configuration:
Inline 4-Cylinder
Valvetrain:
DOHC (Dual Overhead Camshafts), 16 Valves
Length:
Approximately 157.3 inches (4000 mm)
Width:
Approximately 66.1 inches (1680 mm)
Height:
Approximately 48.4 inches (1230 mm)
Wheelbase:
Approximately 89.0 inches (2260 mm)
Curb Weight Manual:
Approximately 2300-2400 lbs (1043-1089 kg)
Curb Weight Automatic:
Approximately 2350-2450 lbs (1066-1111 kg)
NHTSA Front Impact:
4/5 Stars (driver/passenger) for earlier models, good for its class.
IIHS Side Impact:
Acceptable/Good for its class (depending on specific year and testing criteria).
ABS:
Anti-lock Braking System (Standard on most models, sometimes optional on base trims)
Traction Control:
Traction Control System (TCS) (Available on some higher trims or as an option)
Airbags:
Driver and Passenger Front Airbags
Rollover Protection:
Reinforced windshield frame and pop-up roll bars behind headrests
Audio System:
Factory-fitted AM/FM/CD player (later models may have MP3 capability), with optional Bose premium audio on some trims.
Speaker Configuration:
Typically 4 or 6 speakers, depending on trim level and audio package.
Cruise Control:
Available on most models, typically standard on higher trims.
Power Windows:
Standard on most models.
Auxiliary Input:
Not standard on any models within this year range. Aftermarket head unit replacement is common for adding AUX/USB/Bluetooth.
Oil Change Interval:
Every 5,000 miles (8,000 km) or 6 months, whichever comes first (using synthetic oil recommended for longer intervals).
Engine Air Filter:
Inspect every 15,000 miles (24,000 km), replace as needed.
Spark Plugs:
Replace every 60,000 miles (96,000 km) (typically use NGK Platinum or Iridium plugs).
Timing Belt:
This engine uses a timing chain, not a belt. No periodic replacement required, but inspection for wear or noise is recommended.
Engine Oil Type:
API SG, SH, or SJ classification. Viscosity: 5W-30 recommended for most climates (check owner's manual for exact regional recommendations).
Coolant Type:
Mazda genuine coolant or equivalent Ethylene Glycol-based coolant (50/50 mix with distilled water).
Transmission Fluid Manual:
Mazda GL-5 75W-90 Gear Oil (or equivalent).
Transmission Fluid Automatic:
Mazda Genuine ATF MV (or equivalent Dexron III/Mercon compatible fluid).
Differential Fluid:
API GL-5 75W-90 Gear Oil (or equivalent).
Oil Consumption:
Some early NB models, particularly those with higher mileage, can experience increased oil consumption due to piston ring wear. Regular oil level checks are crucial.
Radiator Leaks:
Plastic end tanks of the radiator can become brittle over time and develop leaks. Replacement is recommended preemptively or upon detection.
Clutch Master Cylinder:
Leaks from the clutch master cylinder can cause clutch pedal issues.
Headlight Motors:
Pop-up headlight motors can fail, preventing the headlights from raising or lowering.
Soft Top Leaks:
Age and wear can lead to leaks in the soft top. Proper sealing and maintenance are important.
Mazda Sports Car Legacy:
Mazda has a long history of producing engaging sports cars, beginning with the Cosmo Sport and continuing with the RX series and the MX-5.
Nb Generation Introduction:
The NB generation (1998-2005) was an evolution of the NA generation, featuring a more aerodynamic design, improved chassis rigidity, and updated powertrains.
Facelifts:
The NB received a significant facelift for the 2001 model year, including revised headlights, bumpers, and interior updates.
Manufacturing Location:
Hiroshima, Japan
Production Volume:
Over 290,000 units of the NB generation produced globally.
Car And Driver 10Best:
The Mazda MX-5 Miata (across generations) has been a frequent recipient of Car and Driver's 10Best list, highlighting its enduring appeal and driving excellence.
Consumer Reports Reliability:
Generally rated as good to excellent for reliability by consumer organizations, a testament to its robust engineering.
Editorial Reviews:
Consistently praised by automotive journalists for its handling, responsiveness, and affordability.
