Vehicle Segment:
Lightweight, affordable, rear-wheel-drive sports car
Key Competitors Era:
Lotus Elan, Alfa Romeo Spider, Triumph TR7, MG MGB (though often considered a spiritual successor to these classic roadsters)
Vehicle Philosophy:
Jinba-Ittai ('horse and rider as one body') driving experience, accessible performance, reliability
Target Audience:
Owners, DIY mechanics, enthusiasts looking for in-depth repair and maintenance information
Manual Advantage:
Provides specific, detailed instructions for the NA Miata, unlike generic manuals
Model Years Covered:
1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998
Regions Covered:
Global (North America, Europe, Japan, Australia)
Estimated Page Count:
Extensive (specific count not provided, but covers all workshop procedures)
Manual Type:
Workshop Service Repair Manual
Delivery Method:
Instant Download
Computer Compatibility:
PC & MAC Compatible
Viewing Features:
Zoom In/Out Capability
Powertrain Systems:
Engine mechanical (removal/installation, cylinder head, valve train, cylinder block, pistons, crankshaft), Fuel system (injection, pumps, lines), Lubrication system, Cooling system, Exhaust system
Drivetrain Systems:
Clutch system, Manual transmission (removal/installation, internal components, sub-transmission), Driveshafts, Differential
Suspension Steering:
Front suspension (components, alignment, troubleshooting), Rear suspension (components, alignment, troubleshooting), Steering system (rack and pinion, power steering components if applicable)
Braking Systems:
Hydraulic brake system (master cylinder, calipers, lines, ABS if equipped), Parking brake
Electrical Systems:
Battery, Charging system (alternator, regulator), Ignition system, Starting system (starter motor), Lighting, Switches, Fuses, Relays, Wiring diagrams, ECU/ECM diagnostics
Body Chassis:
Body structure, Doors, Hood, Trunk, Interior trim, Convertible top mechanisms (if applicable), Chassis lubrication
Maintenance Procedures:
Routine maintenance checks, Fluid level checks and changes, Filter replacements, Tune-ups, Belt inspections and replacements
Repair Procedures:
Component removal and installation, Overhauls and rebuilds (engine, transmission, differentials), Electrical system diagnosis and repair, Brake system repair, Suspension component replacement
Diagnostic Procedures:
Troubleshooting guides, Symptom-based diagnostics, Diagnostic trouble codes (DTCs) for applicable systems
Technical Adjustments:
Valve adjustments, Ignition timing adjustments, Wheel alignment procedures, Brake adjustments
Depth Of Coverage:
Comprehensive (from basic inspection and lubrication to complete engine and transmission rebuilds)
Diagrams Illustrations:
Detailed step-by-step diagrams and illustrations for all repair procedures
Special Tools:
Identification of special tools required for specific procedures
Engine Code Early:
B6ZE (1.6L)
Engine Code Later:
BP-ZE (1.8L - introduced in 1994)
Displacement 1.6L:
1597 cc
Horsepower 1.6L:
115-116 hp @ 6500 rpm (depending on market/year)
Torque 1.6L:
100-101 lb-ft @ 5000 rpm (depending on market/year)
Displacement 1.8L:
1839 cc
Horsepower 1.8L:
125-133 hp @ 6500 rpm (depending on market/year)
Torque 1.8L:
110-114 lb-ft @ 4500-5000 rpm (depending on market/year)
Fuel Delivery:
Electronic Fuel Injection (EFI)
Configuration:
Inline 4-cylinder, DOHC
Induction:
Naturally Aspirated
Compression Ratio 1.6L:
9.4:1
Compression Ratio 1.8L:
9.0:1
Transmission Type Standard:
5-speed manual
Transmission Type Optional:
4-speed automatic (available on most models)
Clutch Type:
Hydraulically actuated diaphragm spring clutch
Manual Transmission Fluid Spec:
GL-4 gear oil (e.g., API GL-4 75W-90 or equivalent)
Automatic Transmission Fluid Spec:
Dexron II or III
Crash Test Performance:
Mixed; early models had limited side-impact protection. Later models saw improvements. Specific NHTSA/IIHS ratings vary by year and test.
Braking System Type:
Front ventilated discs, Rear solid discs (standard on most models)
Optional Safety Features:
Anti-lock Braking System (ABS) became more common in later years and on higher trims
Airbags:
Driver's airbag standard from introduction. Passenger airbag introduced later in the generation.
Rollover Protection:
Reinforced A-pillars, no integrated roll bar as standard (aftermarket options exist)
Audio System:
Factory fitted AM/FM stereo with cassette player, optional CD player (depending on trim and year)
Speaker Configuration:
Typically 2 or 4 speakers (door and dashboard mounted)
Cruise Control:
Available on most models, typically as an option or standard on higher trims
Connectivity Features:
Limited by era; no Bluetooth or USB connectivity.
Oil Change Interval:
Typically 3,000-5,000 miles (4,800-8,000 km) or 6 months, whichever comes first (consult manual for exact recommendation)
Spark Plug Replacement:
Refer to manual, often around 30,000 miles (48,000 km)
Timing Belt Replacement:
Crucial item for BP-ZE (1.8L) engines; typically every 60,000 miles (96,000 km). B6ZE (1.6L) uses a timing chain.
Engine Oil Spec:
API SG/SH or SJ, SAE 5W-30 or 10W-30 (check manual for specific viscosity recommendations based on climate)
Engine Oil Capacity:
Approx. 4.0 US quarts (3.8 liters) with filter change (for both 1.6L and 1.8L)
Coolant Spec:
Ethylene glycol based coolant, typically a 50/50 mix with distilled water
Brake Fluid Spec:
DOT 3 or DOT 4
Common Wear Items:
Radiator, Clutch, Alternator, Starter, Fuel Pump, Window Regulators, Door Latches, O2 Sensors, Catalytic Converter, Rear Main Seal Leaks
Rust Prone Areas:
Rocker panels, floor pans, rear quarter panels, subframes, especially in areas with road salt
Engine Specific Notes:
1.8L (BP-ZE) engines require strict adherence to timing belt replacement to avoid catastrophic failure.
Mazda Philosophy Sports Cars:
Mazda's long history of producing driver-focused cars, including the Cosmo Sport and RX series
Development Goal:
To revive the affordable, lightweight British roadster spirit for the modern era
Generation Na Introduction:
Launched in 1989 for the 1990 model year
Mid-Cycle Refresh:
Facelift in 1994 (often referred to as '2nd revision') included the larger 1.8L engine, updated interior, and chassis revisions.
Production Period:
1989-1997 (for the NA generation, covering the 1990-1998 model years as listed)
Manufacturing Location:
Hofu, Yamaguchi, Japan
