Market Positioning:
Essential resource for owners and independent repair shops seeking factory-level repair information for early NA Miata models.
Competitive Landscape:
Directly competes with other factory service manuals and reputable third-party repair guides. Offers factory accuracy and comprehensive detail.
Key Features:
Factory OEM specifications, detailed diagrams, step-by-step procedures, extensive troubleshooting guidance, and diagnostic information.
Target Audience:
DIY enthusiasts, independent mechanics, performance tuning shops, and Mazda dealerships.
Powertrain:
Engine, Fuel System, Exhaust System, Drivetrain, Transmission
Chassis:
Suspension (Front & Rear), Steering System, Brake System, Wheels & Tires
Electrical:
Body Electrical System, Powertrain Control Module (PCM), Lighting, Instrumentation, Audio System
Body:
Body Panels, Doors, Hood, Trunk, Convertible Top System, Interior Trim
Maintenance:
Scheduled Maintenance, Fluid Changes, Filter Replacements, Lubrication
Diagnosis:
Troubleshooting Guides, Diagnostic Trouble Codes (DTCs), Symptom-Based Diagnostics
Repair:
Component Removal & Installation, Overhaul Procedures, Adjustment Procedures
Specifications:
Torque Specifications, Clearances, Alignment Settings, Electrical Schematics
Technical Depth:
Comprehensive: From basic tune-ups and fluid checks to complete engine and transmission rebuilds, electrical system diagnostics, and body repairs.
Engine Code:
B6ZE (likely for most 1.6L models)
Engine Type:
1.6L DOHC 16-Valve Inline-4
Horsepower Est:
115-118 hp @ 6500 rpm (varies slightly by year/market)
Torque Est:
100-102 lb-ft @ 5000 rpm (varies slightly by year/market)
Fuel Delivery:
Electronic Fuel Injection (EFI)
Fuel Type:
Unleaded Gasoline (87 octane minimum recommended)
Ignition Type:
Distributorless Ignition System (DIS) or Distributor (early models)
Coolant Type:
Ethylene Glycol based coolant (e.g., Mazda FL22 or equivalent)
Transmission Type Std:
5-Speed Manual Transmission
Transmission Type Opt:
4-Speed Automatic Transmission (less common)
Clutch Type:
Hydraulically Actuated Diaphragm Spring Clutch
Manual Transmission Fluid:
GL-4 SAE 75W-90 or 75W-85 Gear Oil (refer to manual for specific Mazda specs)
Automatic Transmission Fluid:
Dexron III or equivalent
NHTSA Driver Front Impact Est:
4-star (based on contemporary ratings)
NHTSA Passenger Front Impact Est:
4-star (based on contemporary ratings)
Brakes Std:
Front Ventilated Discs, Rear Solid Discs
ABS:
Optional on some models/trims
Airbags Passenger:
Optional on some early models, standard later
Rollover Protection:
Standard behind-seat hoop structure, with optional factory or aftermarket roll bars.
Infotainment System:
Basic AM/FM/Cassette player with optional CD player. Manual tuning and volume controls.
Speakers:
Typically 4 or 6 speakers.
Driver Assistance Features:
Limited; primarily ABS (optional) was the main electronic driver aid.
Connectivity Features:
None (pre-smartphone era). Power windows and mirrors were common convenience features.
Oil Change Interval:
Every 5,000 miles or 6 months, whichever comes first.
Engine Air Filter Interval:
Inspect every 15,000 miles, replace as needed (or every 30,000 miles).
Spark Plug Replacement:
Approximately every 60,000 miles (refer to manual for specific plug type and gap).
Timing Belt Replacement:
Not applicable (chain-driven camshafts on the B6ZE engine).
Engine Oil Type:
API SG or SH certified SAE 5W-30 or 10W-30 viscosity (refer to manual for ambient temperature recommendations).
Engine Oil Capacity:
Approx. 3.5 quarts (with filter change)
Coolant Capacity:
Approx. 5.0 quarts
Brake Fluid Type:
DOT 3 or DOT 4
Common Issue Cooling System:
Radiator leaks, thermostat issues, heater core leaks.
Common Issue Fuel System:
Clogged fuel injectors, failing fuel pump.
Common Issue Electrical:
Corroded grounds, failing window regulators, faulty power antenna.
Common Issue Body:
Rust (especially in unibody structural areas and rocker panels), worn weather stripping, convertible top frame wear.
Brand Heritage:
Mazda's heritage is rooted in innovation and building engaging, driver-focused vehicles. The Miata embodies this philosophy.
Model Evolution 1990:
Launch of the Mazda MX-5 Miata (NA generation) – a lightweight, rear-wheel-drive roadster inspired by classic British sports cars.
Model Evolution 1991:
Introduction of optional ABS and passenger airbag on certain trims.
Model Evolution 1992:
Minor revisions, potential package updates. Continued success in the sports car market.
Production Start Year:
1989 (for 1990 model year)
Production End Year Na:
1997 (for NA generation)
Production Location:
Hiroshima, Japan
