🏷️ Basic Information Identification Make: Mazda Model: MX-6 / 626 Model Generation: GD/GV Series Production Years: 1990-1992 Codes Chassis Codes: GD (coupe), GV (wagon/sedan variants may exist) 👋 Introduction Market Position Target Audience: Professional mechanics, DIY enthusiasts, and fleet maintenance operations Value Proposition: Provides factory-level repair information, enabling accurate and efficient maintenance, reducing reliance on expensive dealership services. Competitive Analysis Comparison: This manual aims to replicate the depth and accuracy of official Mazda factory workshop manuals, offering a superior alternative to generic repair guides or incomplete online resources. Key Features Comprehensiveness: Covers all aspects of vehicle service, repair, and maintenance for the specified model years and variants. Accuracy: Based on authentic factory documentation, ensuring technical accuracy and adherence to OEM specifications. 📋 Manual Details Coverage Areas Regions Covered: Likely Global, including North America, Europe, and Japan Vehicle Variants Covered: All gasoline engine variants, likely including both coupe (MX-6) and sedan/wagon (626) body styles where applicable Page Count Estimated Page Count: 1500-2500+ (typical for a complete factory-style service manual) Manual Type Type: Comprehensive Service and Repair Manual (Factory Workshop Manual Equivalent) Language Language: English Format Format: Digital (likely PDF, potentially searchable) 📖 Manual Coverage Systems Covered Powertrain: Engine Mechanical, Fuel System, Ignition System, Exhaust System, Engine Control System (ECU), Lubrication System, Cooling System Transmission: Manual Transmission, Automatic Transmission (including operation, diagnosis, and overhaul) Drivetrain: Front Wheel Drive, Drive Shafts, CV Joints, Differential Suspension: Front Suspension (MacPherson Strut), Rear Suspension (Independent Multi-link), Shock Absorbers, Springs, Bushings Steering: Power Steering System (Hydraulic), Steering Column, Tie Rods, Steering Rack/Gearbox Brakes: Front Disc Brakes, Rear Disc/Drum Brakes, ABS (if equipped), Brake Lines, Master Cylinder, Calipers, Parking Brake Electrical: 12V Battery System, Charging System (Alternator), Starting System (Starter Motor), Lighting System, Fuses, Relays, Wiring Diagrams (Schematics) Body: Body Panels, Doors, Hood, Trunk, Glass, Trim, Seats, Interior Components HVAC: Heating, Ventilation, and Air Conditioning (AC) System (Components, Refrigerant, Diagnosis) Diagnostics: Troubleshooting Guides, Diagnostic Trouble Codes (DTCs) if applicable (OBD-I era), Symptom-based diagnosis Procedures Included Maintenance: Oil Changes, Filter Replacements, Spark Plugs, Belts, Hoses, Fluid Checks and Replenishments, Tune-ups Repair: Engine Overhaul, Transmission Rebuild, Brake System Service, Suspension Component Replacement, Electrical Component Diagnosis and Repair, Body Panel Repair Troubleshooting: Systematic fault finding for common and complex issues across all vehicle systems Diagnostics: Component testing, circuit diagnosis using wiring diagrams, using specialized tools Specifications: Torque values for critical fasteners, component clearances, fluid capacities, electrical system specifications Technical Depth Depth: Expert-level; covers complete disassembly, overhaul, repair, and reassembly of all major components and systems Precision: Includes detailed measurements, tolerances, and diagnostic procedures for accurate repairs Diagnostic Tools: Specifies required special tools and equipment for diagnostics and repairs 📊 Manual Specifications File Format Digital Format: PDF (Portable Document Format), optimized for digital viewing and printing Searchability: Likely OCR processed for text search functionality, enabling quick information retrieval Print Quality Image Resolution: High-resolution images, diagrams, and schematics for clarity Binding Type Binding: N/A (Digital Format) Paper Type Paper Type: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Code Common: FE (1.6L I4), FS (2.0L I4), KF (2.5L V6 DOHC) Engine Type Fe: 1.6L SOHC Inline-4 Engine Type Fs: 2.0L DOHC Inline-4 (often with variable valve timing, S-VT) Engine Type Kf: 2.5L DOHC V6 Performance Horsepower Fe: ~90-100 HP (Varies by specific market/tuning) Horsepower Fs: ~120-130 HP (Varies by specific market/tuning, S-VT adds performance) Horsepower Kf: ~160-170 HP Torque Kf: ~150-160 lb-ft Fuel System Fuel Delivery: Multi-port Fuel Injection (MPI) Fuel Type: Unleaded Gasoline Ignition System: Distributor-based Electronic Ignition, Electronic Ignition (Distributorless on later FS models) 🔧 Transmission Standard Manual Transmission: 5-speed manual Optional Automatic Transmission: 4-speed automatic (e.g., F4A-EL) Features All Wheel Drive: Not commonly available on these model years/platforms for MX-6/626, primarily FWD Limited Slip Differential: Optional on some performance variants (e.g., MX-6 GT with V6, or specific 626 trims) 📐 Dimensions Exterior Body Styles: Coupe (MX-6), Sedan/Wagon (626) Wheelbase: Approx. 100.4 inches (2550 mm) Length: Approx. 175.0 - 180.0 inches (4445 - 4572 mm) depending on body style Width: Approx. 67.9 inches (1725 mm) Height: Approx. 52.5 - 54.0 inches (1333 - 1372 mm) depending on body style Weights Curb Weight: Approx. 2700 - 3200 lbs (1225 - 1450 kg) depending on engine and equipment Gross Vehicle Weight Rating: Typically around 4000 lbs (1814 kg) 🛡️ Safety Features Ratings NHTSA Ratings: Specific ratings vary by year and testing methodology; typically rated average to good for the era. Active Features ABS: Anti-lock Braking System (Optional on some trims, standard on higher-end models) Traction Control: Not commonly available on this generation Passive Features Airbags: Driver's side airbag (often standard by 1992), passenger airbag optional or unavailable depending on market/trim. Seatbelts: 3-point front seatbelts, 2-point rear lap belts (3-point rears on some wagons/sedans) Crumple Zones: Designed with front and rear crumple zones for energy absorption 💡 Technology Features Infotainment Audio System: Factory...
Professional mechanics, DIY enthusiasts, and fleet maintenance operations
Value Proposition:
Provides factory-level repair information, enabling accurate and efficient maintenance, reducing reliance on expensive dealership services.
Competitive Analysis
Comparison:
This manual aims to replicate the depth and accuracy of official Mazda factory workshop manuals, offering a superior alternative to generic repair guides or incomplete online resources.
Key Features
Comprehensiveness:
Covers all aspects of vehicle service, repair, and maintenance for the specified model years and variants.
Accuracy:
Based on authentic factory documentation, ensuring technical accuracy and adherence to OEM specifications.
📋 Manual Details
Coverage Areas
Regions Covered:
Likely Global, including North America, Europe, and Japan
Vehicle Variants Covered:
All gasoline engine variants, likely including both coupe (MX-6) and sedan/wagon (626) body styles where applicable
Page Count
Estimated Page Count:
1500-2500+ (typical for a complete factory-style service manual)
Manual Type
Type:
Comprehensive Service and Repair Manual (Factory Workshop Manual Equivalent)
Language
Language:
English
Format
Format:
Digital (likely PDF, potentially searchable)
📖 Manual Coverage
Systems Covered
Powertrain:
Engine Mechanical, Fuel System, Ignition System, Exhaust System, Engine Control System (ECU), Lubrication System, Cooling System
Transmission:
Manual Transmission, Automatic Transmission (including operation, diagnosis, and overhaul)
Drivetrain:
Front Wheel Drive, Drive Shafts, CV Joints, Differential
Suspension:
Front Suspension (MacPherson Strut), Rear Suspension (Independent Multi-link), Shock Absorbers, Springs, Bushings
Steering:
Power Steering System (Hydraulic), Steering Column, Tie Rods, Steering Rack/Gearbox
Engine Overhaul, Transmission Rebuild, Brake System Service, Suspension Component Replacement, Electrical Component Diagnosis and Repair, Body Panel Repair
Troubleshooting:
Systematic fault finding for common and complex issues across all vehicle systems
Diagnostics:
Component testing, circuit diagnosis using wiring diagrams, using specialized tools
Specifications:
Torque values for critical fasteners, component clearances, fluid capacities, electrical system specifications
Technical Depth
Depth:
Expert-level; covers complete disassembly, overhaul, repair, and reassembly of all major components and systems
Precision:
Includes detailed measurements, tolerances, and diagnostic procedures for accurate repairs
Diagnostic Tools:
Specifies required special tools and equipment for diagnostics and repairs
📊 Manual Specifications
File Format
Digital Format:
PDF (Portable Document Format), optimized for digital viewing and printing
Searchability:
Likely OCR processed for text search functionality, enabling quick information retrieval
Print Quality
Image Resolution:
High-resolution images, diagrams, and schematics for clarity
Binding Type
Binding:
N/A (Digital Format)
Paper Type
Paper Type:
N/A (Digital Format)
⚙️ Engine Specifications
Primary Engine
Engine Code Common:
FE (1.6L I4), FS (2.0L I4), KF (2.5L V6 DOHC)
Engine Type Fe:
1.6L SOHC Inline-4
Engine Type Fs:
2.0L DOHC Inline-4 (often with variable valve timing, S-VT)
Engine Type Kf:
2.5L DOHC V6
Performance
Horsepower Fe:
~90-100 HP (Varies by specific market/tuning)
Horsepower Fs:
~120-130 HP (Varies by specific market/tuning, S-VT adds performance)
Horsepower Kf:
~160-170 HP
Torque Kf:
~150-160 lb-ft
Fuel System
Fuel Delivery:
Multi-port Fuel Injection (MPI)
Fuel Type:
Unleaded Gasoline
Ignition System:
Distributor-based Electronic Ignition, Electronic Ignition (Distributorless on later FS models)
🔧 Transmission
Standard
Manual Transmission:
5-speed manual
Optional
Automatic Transmission:
4-speed automatic (e.g., F4A-EL)
Features
All Wheel Drive:
Not commonly available on these model years/platforms for MX-6/626, primarily FWD
Limited Slip Differential:
Optional on some performance variants (e.g., MX-6 GT with V6, or specific 626 trims)
📐 Dimensions
Exterior
Body Styles:
Coupe (MX-6), Sedan/Wagon (626)
Wheelbase:
Approx. 100.4 inches (2550 mm)
Length:
Approx. 175.0 - 180.0 inches (4445 - 4572 mm) depending on body style
Width:
Approx. 67.9 inches (1725 mm)
Height:
Approx. 52.5 - 54.0 inches (1333 - 1372 mm) depending on body style
Weights
Curb Weight:
Approx. 2700 - 3200 lbs (1225 - 1450 kg) depending on engine and equipment
Gross Vehicle Weight Rating:
Typically around 4000 lbs (1814 kg)
🛡️ Safety Features
Ratings
NHTSA Ratings:
Specific ratings vary by year and testing methodology; typically rated average to good for the era.
Active Features
ABS:
Anti-lock Braking System (Optional on some trims, standard on higher-end models)
Traction Control:
Not commonly available on this generation
Passive Features
Airbags:
Driver's side airbag (often standard by 1992), passenger airbag optional or unavailable depending on market/trim.
Seatbelts:
3-point front seatbelts, 2-point rear lap belts (3-point rears on some wagons/sedans)
Crumple Zones:
Designed with front and rear crumple zones for energy absorption
💡 Technology Features
Infotainment
Audio System:
Factory AM/FM stereo with cassette player, optional CD player on higher trims.
Display:
Analog gauges, basic climate control displays.
Driver Assistance
Cruise Control:
Available on most trims.
Anti Lock Brakes:
As mentioned in safety, an available technology for improved braking control.
Connectivity
Connectivity Features:
Basic at best for the era; primarily focused on core vehicle functions, not modern connectivity.
🔧 Maintenance
Service Intervals
Oil Change:
Every 3,750 - 5,000 miles (6,000 - 8,000 km) or 6 months, whichever comes first.
Air Filter Replacement:
Every 15,000 - 30,000 miles (24,000 - 48,000 km)
Spark Plug Replacement:
Every 30,000 - 60,000 miles (48,000 - 96,000 km), depending on plug type (copper vs. platinum).
Timing Belt Replacement:
Crucial for FS (DOHC 2.0L) and KF (V6) engines. Typically every 60,000 - 90,000 miles (96,000 - 145,000 km). Failure can cause catastrophic engine damage.
Fluid Specifications
Engine Oil Spec:
API SG or SH, SAE 5W-30 or 10W-30 recommended (check owner's manual for specific ambient temperature ranges)
Coolant Type:
Ethylene glycol based antifreeze, typically a 50/50 mix with distilled water.
Transmission Fluid Manual:
API GL-4 SAE 75W-90 or 80W-90 gear oil.
Transmission Fluid Automatic:
Dexron III or equivalent (e.g., MERCON compatible)
Power Steering Fluid:
ATF Dexron II/III or specific Mazda power steering fluid.
Known Issues
Engine Oil Leaks:
Common valve cover gasket and rear main seal leaks on higher mileage engines.
Cooling System:
Plastic radiator end tanks can become brittle and crack, leading to leaks. Thermostat and fan switch failures.
Suspension Wear:
Worn control arm bushings, ball joints, and tie rod ends can lead to steering looseness and tire wear.
Electrical Corrosion:
Ground points, fuse box connections, and lighting connectors can suffer from corrosion over time.
Exhaust System:
Rust and corrosion of exhaust pipes, muffler, and catalytic converter.
📚 Vehicle History
Brand Heritage
Mazda Performance Image:
Mazda has a long history of producing engaging driving machines, often focusing on driver-centric design and sportiness, as exemplified by the RX-7 and MX-5 Miata.
Model Evolution
Mx6 Legacy:
The MX-6 nameplate represented Mazda's sporty coupe offering, built on the platform shared with the mainstream 626 sedan/wagon.
Gd Gv Platform:
This generation (GD for MX-6 coupe, GV for 626 variants) marked a significant styling and engineering update, featuring advanced suspension and optional V6 power.
Production
Manufacturing Location:
Primarily manufactured in Japan.
🏆 Awards & Recognition
Recognitions
Editorial Reviews:
While specific awards for these model years are less commonly cited than later generations, the MX-6 and 626 were generally well-regarded for their sporty handling, comfortable ride, and stylish design.
Ratings
Consumer Reports Historical:
Consumer Reports reviews from this period often highlighted good reliability for Mazda vehicles, with some specific areas of concern noted in various reports.
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