Segment:
Full-size luxury sedan
Target Audience:
Premium sedan buyers seeking comfort, refinement, and advanced features for its era.
Competitors:
Lexus LS 400, Infiniti Q45, Acura Legend, Cadillac DeVille, Lincoln Continental
Platform:
Rear-wheel drive platform, known for its smooth ride and quiet cabin.
Technology:
Featured advanced technologies for its time, including optional HICAS (High-performance All-wheel Steering).
Design:
Sleek, aerodynamic design with a focus on luxury and quietness.
Powertrain:
Engine mechanical, fuel, ignition, cooling, lubrication, exhaust, emissions control, automatic transmission (FWD)
Chassis:
Front and rear suspension, steering system (including HICAS), brake system (including ABS), wheels and tires
Electrical:
Starting and charging system, lighting, instruments and indicators, audio system, power accessories (windows, locks, mirrors), climate control electronics, airbag system (if equipped)
Body:
Exterior body panels, doors, glass, trim, interior components, seating, sound insulation
Routine Maintenance:
Oil and filter change, fluid checks and top-offs, air filter replacement, spark plug replacement, belt inspection and adjustment
Component Diagnosis:
Step-by-step diagnostic charts, symptom-based troubleshooting guides
Repair And Rebuild:
Detailed instructions for engine, transmission, suspension, brake, and electrical component removal, overhaul, and installation
Torque Specifications:
Precise torque values for all critical fasteners
Specifications:
General data, tolerances, clearances for various components
Depth:
Comprehensive, from basic maintenance to advanced diagnostics and complete overhaul procedures for all major vehicle systems.
Configuration:
V6, 24-valve, DOHC (Dual Overhead Camshafts)
Displacement:
3.0 Liters (2954 cc)
Bore X Stroke:
84.0 mm x 90.0 mm
Horsepower Hp:
200 HP @ 5,500 RPM (approx.)
Torque Lb Ft:
200 lb-ft @ 4,000 RPM (approx.)
Induction:
Electronic Fuel Injection (EFI)
Fuel Type:
Unleaded Gasoline (Octane Rating 87 minimum, 91 recommended)
Compression Ratio:
9.5:1 (approx.)
Engine Mounting:
Transverse, front-wheel drive
NHTSA Front Crash Test Driver:
4-star (1993 model year data may vary)
NHTSA Front Crash Test Passenger:
4-star (1993 model year data may vary)
ABS:
Standard Anti-lock Braking System (ABS)
Hicas:
Optional High-performance All-wheel Steering (HICAS)
Airbags:
Driver and front passenger airbags (standard)
Seatbelts:
Three-point inertia-reel seatbelts for all occupants
Audio System:
Premium audio system, often with cassette player and AM/FM radio. CD player optional on higher trims.
Climate Control:
Automatic climate control with digital readouts on many models.
Cruise Control:
Standard electronic cruise control.
Hicas:
The manual will detail the operation and servicing of the HICAS system, a significant technological feature for its time.
Original Features:
No modern connectivity features like Bluetooth or USB; focus on in-car comfort and luxury.
Oil Change:
Every 5,000 miles or 6 months, whichever comes first.
Air Filter Replacement:
Every 30,000 miles or 2 years.
Spark Plug Replacement:
Every 60,000 miles (refer to manual for specific plug type and gap).
Coolant Flush:
Every 30,000 miles or 2 years.
Transmission Fluid Change:
Every 30,000 miles or 2 years (drain and fill).
Engine Oil:
API SG or SH, SAE 5W-30 (all temperatures) or 10W-30 (above -10°C / 14°F).
Engine Oil Capacity Quarts:
Approx. 4.5 (with filter)
Coolant:
50/50 mix of Mazda Genuine Long Life Coolant or equivalent ethylene glycol antifreeze and distilled water.
Brake Fluid:
DOT 3 or DOT 4 (refer to manual for precise specification)
HVAC System:
Potential issues with HVAC blower motor resistors, climate control head units, and door actuators due to age.
Suspension Components:
Wear in bushings and ball joints, especially on older, high-mileage vehicles. HICAS system may require specific attention.
Electrical Gremlins:
Age-related issues in wiring harnesses, sensor failures, and minor electrical malfunctions are not uncommon.
Engine Management:
Occasional MAF sensor issues or minor vacuum leaks can affect engine performance.
Mazda Legacy:
Mazda has a long history of producing reliable and innovative vehicles, often pushing boundaries in design and engineering.
Third Generation:
The 1992-1994 Mazda 929 (HC generation) represented Mazda's flagship luxury sedan, competing in a segment dominated by established luxury brands.
Key Advancements:
Introduced advanced technologies like the Eunos Cosmo's V6 engine and optional HICAS, aiming for a sophisticated driving experience.
Production Period:
1991-1994 (HC generation)
Assembly Location:
Hofu, Yamaguchi, Japan
