Segment:
High-performance sports car, rotary-powered icon
Competitors:
Nissan 300ZX (Z32), Toyota Supra (Mk4), Mitsubishi 3000GT VR-4, Porsche 968
Design Philosophy:
Lightweight chassis, advanced aerodynamics, twin-turbo rotary engine, balanced weight distribution
Manual Purpose:
To provide comprehensive, authoritative information for the maintenance, diagnosis, and repair of the 1994 Mazda RX-7 (FD) generation, mirroring dealership workshop procedures.
Engine Mechanical:
Rotary engine (13B-REW) overhaul, disassembly, assembly, lubrication, cooling, and timing
Engine Management:
Fuel injection, ignition system, emissions control, turbocharger system diagnostics and repair
Transmission:
Manual transmission (Mazda Type R) overhaul, clutch service, driveline
Suspension:
Front and rear suspension, steering system, wheel alignment
Brakes:
Brake system (front/rear discs, ABS), hydraulic components, parking brake
Electrical:
Wiring diagrams, lighting, power windows, central locking, instrument cluster, diagnostics
Body And Interior:
Body panels, doors, seats, HVAC system, body hardware
Maintenance:
Scheduled maintenance, oil changes, filter replacements, fluid checks
Diagnostics:
Troubleshooting charts, symptom-based diagnostics, OBD-I diagnostic codes
Repair:
Component replacement, major and minor repairs for all systems
Overhaul:
Complete engine rebuild, transmission overhaul, differential service
Installation:
Component installation and removal procedures
Depth:
Factory-level technical detail, suitable for professional technicians and advanced DIY enthusiasts
Digital Quality:
High-resolution scans, searchable text (if PDF), clear image quality
Print Paper:
Durable paper stock, clear printing for diagrams and text
Binding:
Spiral-bound or perfect-bound for lay-flat usability in a workshop environment
Engine Type:
Rotary (Wankel)
Configuration:
Twin-rotor, Twin-sequential turbocharged
Horsepower:
255 hp @ 6500 rpm (U.S. Spec)
Torque:
217 lb-ft @ 5000 rpm (U.S. Spec)
Injection Type:
Electronic Fuel Injection (EFI)
Fuel Type:
Unleaded Premium Gasoline (91 octane or higher recommended)
Apex Seals:
Critical wear component, detailed inspection and replacement procedures covered
Oil Injection:
Two-stage oil injection system for apex seal lubrication
Oil Change:
Every 5,000 miles or 6 months, whichever comes first (synthetic oil recommended)
Spark Plugs:
Refer to manual; typically higher frequency for rotary engines due to specific ignition needs (e.g., trailing plugs)
Timing Belt:
N/A (Rotary engines do not have timing belts; they use a chain or gears for apex seal timing).
Engine Oil:
API SG or higher, SAE 10W-30 recommended (check manual for specific viscosity based on temperature)
Coolant:
Mazda Genuine Long Life Antifreeze/Coolant (Blue) or equivalent silicate-free, ethylene glycol based coolant
Brake Fluid:
DOT 3 or DOT 4 brake fluid
Transmission Fluid:
API GL-4, SAE 75W-90 gear oil
Differential Fluid:
API GL-5, SAE 75W-90 gear oil (if LSD, consult manual for specific LSD additive requirements)
Rotary Apex Seals:
Premature wear or failure of apex seals, often due to poor maintenance or detonation. Manual covers inspection and replacement.
Vacuum Lines:
Degradation and cracking of vacuum hoses, affecting boost control and engine performance. Manual details routing and replacement.
Sequential Turbo System:
Actuator failures, control solenoid issues impacting turbo transition. Manual provides diagnostic flowcharts.
Catalytic Converter:
Clogging or failure, particularly with early models due to exhaust heat.
Rotary Legacy:
Mazda's pioneering history with the Wankel rotary engine, dating back to the Cosmo Sport.
Generation Debut:
The 3rd Generation (FD) RX-7 debuted in 1991 (Japan) / 1992 (North America), representing a significant redesign with advanced chassis and engine technology.
1994 Updates:
Minor revisions for 1994 model year, often focusing on emissions compliance, potential suspension tuning, and feature adjustments based on early market feedback.
Production Period:
1992-2002 (FD generation)
Manufacturing Location:
Hiroshima, Japan
Car And Driver Best:
Named to Car and Driver's Ten Best list multiple times during its production run.
Motor Trend Car Of The Year:
Runner-up for Motor Trend's Import Car of the Year in 1993.
Performance Reviews:
Consistently praised for its handling, braking, and unique rotary power delivery.
