Positioning:
Targeted at owners and independent repair shops of the first-generation Mazda MX-5 Miata (NA chassis) seeking a comprehensive, all-in-one repair resource.
Comparison:
Positions itself as the 'only manual you will ever need,' suggesting it aims to be more complete than basic owner's manuals or specialized repair guides. Competes with official Mazda factory service manuals and other aftermarket repair manuals.
Feature List:
Massive page count (1250+), covers all aspects of repair and maintenance, specifically tailored to 1991-1992 1.6L Miata.
Engine:
Detailed diagnostics, repair, overhaul, timing belt, cooling system, lubrication system, fuel injection, ignition system.
Transmission:
Manual and automatic transmission repair, clutch system, driveshafts, differentials, fluid changes.
Brakes:
Hydraulic system, disc brake overhaul (front and rear), parking brake, ABS (if applicable to these years/trims), bleeding procedures.
Suspension:
Front and rear suspension components, shock absorbers, springs, bushings, alignment procedures, steering system.
Electrical:
Complete wiring diagrams, lighting system, starting and charging system, instrument cluster, fuse box, relays, diagnostics.
Bodywork:
Body panel repair, door mechanisms, convertible top operation and repair, interior trim, glass replacement, rust prevention.
HVAC:
Air conditioning system, heater core, blower motor, refrigerant handling, diagnostics.
Maintenance:
Scheduled maintenance, oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, belt inspection/replacement.
Troubleshooting:
Diagnostic flowcharts, symptom-based troubleshooting for common problems, electrical fault finding.
Repair:
Step-by-step instructions for component removal, installation, and adjustment for all major systems.
Rebuild:
Detailed procedures for engine, transmission, and differential rebuilds, including specifications and tolerances.
Depth:
Comprehensive; covers everything from basic routine maintenance to full engine and transmission overhauls, including electrical system diagnostics and bodywork.
Digital Format:
Likely PDF. Searchable text and printable pages are highly desirable features of such manuals.
Quality:
Cannot be determined from product description. A good manual should have clear diagrams and text.
Binding:
Not applicable if digital; if physical, would typically be spiral-bound or perfect-bound for workshop use.
Paper Quality:
Not applicable if digital; if physical, would ideally be durable paper for workshop environments.
Engine Type:
Inline 4-Cylinder, DOHC
Displacement:
1598 cc (1.6 Liters)
Bore X Stroke:
83.0 mm x 74.2 mm
Horsepower Hp:
116 hp @ 6500 rpm (US Spec)
Torque Lb Ft:
100 lb-ft @ 5000 rpm (US Spec)
Fuel Delivery:
Electronic Fuel Injection (EFI) with multi-point injection.
Fuel Type:
Unleaded Gasoline (87 octane minimum recommended)
Ignition Type:
Distributorless Ignition System (DIS) or Distributor-based, depending on specific early models, but generally DIS for these years.
Coolant Type:
Ethylene Glycol based, typically a 50/50 mix with distilled water.
Oil Type:
SAE 5W-30 or 10W-30 API SG or SH rated.
Oil Capacity Quarts:
Approx. 4.2 US quarts (4.0 liters) with filter change.
Type:
5-speed Manual Transmission
Type:
4-speed Automatic Transmission (available on some models)
Manual Transmission Fluid
Fluid Type:
API GL-4 SAE 75W-90 or 75W-85 gear oil.
Automatic Transmission Fluid
Fluid Type:
Dexron II or equivalent.
NHTSA Frontal Crash Test Driver:
Not directly comparable to modern standards. Early models generally performed poorly in legacy frontal crash tests.
ABS:
Optional on some early models, standard on later years/trims.
Airbags:
Driver-side airbag standard from 1990 model year onwards.
Seat Belts:
Three-point seat belts.
Frame Type:
Unibody construction with integrated safety cage.
Audio System:
Typically a factory AM/FM/Cassette player with 2 or 4 speakers. Aftermarket upgrades are very common.
Instrument Cluster:
Analog gauges: speedometer, tachometer, fuel level, coolant temperature, oil pressure (on some models).
Cruise Control:
Optional on most models.
Connectivity Features:
Minimal by modern standards; primarily focused on basic vehicle operation.
Oil And Filter Change:
Every 5,000 miles or 6 months, whichever comes first.
Air Filter Replacement:
Every 15,000 miles or 12 months.
Fuel Filter Replacement:
Every 30,000 miles or 24 months.
Spark Plug Replacement:
Every 30,000 miles (check specific plug type).
Timing Belt Replacement:
Crucial: Every 60,000 miles or 5 years. Failure can cause catastrophic engine damage.
Brake Fluid:
DOT 3 or DOT 4.
Power Steering Fluid:
ATF Dexron II or equivalent (if power steering equipped).
Coolant Capacity Quarts:
Approx. 4.5 US quarts (4.2 liters) for the 1.6L engine.
Rust:
Common rust areas include rocker panels, rear quarter panels, subframes, and sills. Prevention and early detection are key.
Oil Leaks:
Valve cover gasket, front and rear main seals are common leak points.
Cooling System:
Radiator leaks, fan switch failures, and hose degradation are common. Overheating can be a significant problem if not addressed.
Convertible Top:
Wear and tear on the fabric, leaky seals, and mechanism issues.
Suspension Wear:
Bushings, ball joints, and tie rod ends can wear out, affecting handling and alignment.
Mazda Motorsports Legacy:
Mazda has a strong history in motorsports, particularly with rotary engines, which informed the lightweight, balanced philosophy of the Miata.
Na Generation Introduction:
The NA generation (1989-1997) revolutionized the affordable sports car market, drawing inspiration from classic British roadsters like the Lotus Elan and MG B.
1991 Updates:
Minor updates for 1991 included revised ECU tuning and a slight increase in power for some markets. The manual focuses on the specific nuances of these early production years.
Production Period:
1989-1997 (NA Generation)
Manufacturing Location:
Hiroshima, Japan
