🏷️ Basic Information

Make:

Mazda

Model:

626 & MX-6

Years Covered:

1990, 1991, 1992

Platform Code:

GD/GV (626 Hatchback/Wagon), GE (626 Sedan), DE (MX-6)

👋 Introduction

Positioning:

The Mazda 626 and MX-6 of this era were positioned as stylish, sporty, and reliable front-wheel-drive cars, often competing with models like the Honda Accord, Toyota Camry, and Ford Probe (which shared a platform with the MX-6).

Competitors:

Honda Accord, Toyota Camry, Nissan Altima, Mitsubishi Galant, Ford Probe.

Design:

The MX-6, in particular, featured a sleek, coupe-like design with often hidden headlights (on earlier models) and a focus on sporty handling. The 626 offered more conventional sedan and hatchback/wagon body styles.

Performance:

Available with capable four-cylinder and V6 engines, offering a good balance of performance and fuel efficiency for its class.

Manual Value:

This manual provides dealership-level diagnostic and repair information, empowering owners and technicians to perform in-depth maintenance and repairs, saving significant costs compared to professional service.

📋 Manual Details

All Systems:

Yes

Estimated Pages:

Over 1000 pages (typical for comprehensive factory service manuals)

Type:

Factory Service & Repair Manual

Language:

English

Format:

PDF

📖 Manual Coverage

Engine Mechanical:

Detailed engine disassembly, inspection, assembly, and troubleshooting for all applicable engine variants.

Engine Lubrication Cooling:

Oil pump, filter, oil pressure, cooling fan, water pump, thermostat, radiator, and coolant flow diagnostics.

Engine Control:

ECU functions, sensor diagnostics (MAF, TPS, O2, knock), ignition timing, fuel injection control, and emission system components.

Fuel System:

Fuel pump operation, fuel filter replacement, injector testing, fuel pressure regulation, and fuel tank servicing.

Exhaust System:

Catalytic converter, muffler, exhaust manifold, and oxygen sensor replacement and diagnosis.

Accelerator Control:

Throttle body operation, cruise control cable/actuator servicing.

Clutch Manual Transmission:

Clutch disc, pressure plate, release bearing, flywheel inspection, and manual gearbox overhaul.

Automatic Transmission:

ATF specifications, valve body operation, torque converter servicing, transmission control, and rebuild procedures.

Drivetrain Axles:

Propeller shaft balance and U-joints, front/rear axle differential overhaul, CV joints, and wheel bearings.

Suspension:

Front and rear suspension component replacement (struts, shocks, control arms, bushings, ball joints), alignment procedures.

Brake System:

Disc brake caliper service, pad and rotor replacement, drum brake adjustment, hydraulic system bleeding, ABS diagnostics.

Parking Brake:

Parking brake cable adjustment and replacement, rear brake drum/disc integration.

Brake Control:

ABS system components, control module diagnostics, and hydraulic modulator servicing.

Steering:

Power steering pump, rack and pinion servicing, tie rod ends, steering column components.

Safety Restraints:

Seat belt mechanisms, SRS airbag system components, sensors, and control module diagnosis.

Body Locks Security:

Door lock actuators, latches, ignition switch, central locking system, and alarm system components.

Glass Windows Mirrors:

Window regulator repair, power window motor replacement, mirror assembly servicing.

Exterior Interior Trim:

Bumper removal/installation, fender liners, door panels, interior trim pieces, headliner.

Instrument Panel:

Gauge cluster removal/repair, warning light diagnostics, dash panel components.

Seats:

Seat rail adjustment, seat heater components (if equipped), seat upholstery.

Automatic Air Conditioning:

Refrigerant system servicing (manifold gauges, evacuation, recharge), blower motor, compressor, condenser, evaporator, control panel.

Starting Charging:

Starter motor testing and replacement, alternator output testing, battery diagnostics, wiring harness checks.

Lighting System:

Headlight aiming, bulb replacement, tail light assembly servicing, interior lighting, wiring diagrams for lighting circuits.

Driver Information System:

Trip computer, fuel economy display, diagnostic trouble code (DTC) retrieval and interpretation.

Wiper Washer Horn:

Wiper motor testing, washer pump diagnosis, wiper blade replacement, horn circuit troubleshooting.

Body Control System:

Body electrical control modules, power windows, power door locks, interior/exterior lighting relays.

Lan System:

On-board diagnostic communication protocols, basic troubleshooting for communication issues.

Audio Visual Navigation Telephone:

Radio unit removal, speaker replacement, antenna servicing, basic navigation system diagnostics (if equipped).

Auto Cruise Control:

Cruise control actuator, speed sensor, switch testing, and system troubleshooting.

Power Supply Ground Circuit Elements:

Detailed wiring diagrams, fuse box locations, relay testing, grounding point identification, circuit breaker analysis.

Maintenance:

Routine service, fluid changes, filter replacements, inspections, lubrication points.

Diagnostics Troubleshooting:

Systematic approaches to identifying and resolving common and complex issues using diagnostic codes and procedures.

Repair Rebuild:

Step-by-step instructions for component removal, disassembly, repair, reassembly, and installation.

Component Replacement:

Detailed guides for replacing major and minor components across all vehicle systems.

Electrical Diagnostics:

Using multimeter, oscilloscope, and specific diagnostic tools for electrical system troubleshooting.

Engine Rebuild:

Comprehensive instructions for complete engine teardown, inspection of critical components (pistons, rings, bearings, valves), and reassembly.

Transmission Overhaul:

Detailed steps for disassembling, inspecting, and rebuilding both manual and automatic transmissions.

Alignment Procedures:

Front and rear wheel alignment specifications and adjustment procedures.

Depth:

Comprehensive (from basic maintenance to complete engine and transmission rebuilds, advanced electrical diagnostics).

📊 Manual Specifications

Type:

PDF

Delivery Method:

Instant Download (.rar/.zip archive)

Printability:

Yes

Binding:

N/A (Digital PDF)

Paper Type:

N/A (Digital PDF)

Decompression Software:

WinZip, WinRAR, or 7-Zip (recommended).

PDF Reader:

Adobe Acrobat Reader or compatible PDF viewer.

⚙️ Engine Specifications

Engine Options:

4-cylinder (e.g., 2.2L F2) and V6 (e.g., 2.5L KL-DE).

Typical 4Cyl Hp:

Approx. 110-130 hp (depending on exact engine code and market).

Typical V6 Hp:

Approx. 160-170 hp (depending on exact engine code and market).

Induction:

Electronic Fuel Injection (EFI).

4 Cylinder:

F2 (2.2L SOHC)

V6:

KL-DE (2.5L DOHC V6)

🔧 Transmission

Manual Transmission:

5-speed manual transmission was common across most trims.

Automatic Transmission:

4-speed automatic transmission available.

AWD Availability:

All-Wheel Drive (AWD) was an option on some 626 models (e.g., 626 GT).

📐 Dimensions

Body Styles:

Sedan, Hatchback, Wagon (626), Coupe (MX-6).

Curb Weight Range:

Approximately 2,800 - 3,300 lbs (depending on model and configuration).

🛡️ Safety Features

Airbags:

Driver-side airbag typically standard; passenger airbag may have been optional or standard on higher trims.

Seatbelts:

Three-point front seat belts, rear seat belts.

ABS:

Anti-lock Braking System (ABS) available as an option on many models.

💡 Technology Features

Audio System:

Factory AM/FM cassette stereo systems, with optional CD players on higher trims. Speaker configurations vary by model and trim.

Cruise Control:

Available as an option, allowing for relaxed highway driving.

Diagnostic System:

OBD-I system, requiring specific diagnostic connectors and procedures for fault code retrieval.

🔧 Maintenance

Oil Change:

Typically every 3,000-5,000 miles or 6 months, refer to specific manual section for exact intervals.

Timing Belt:

Crucial for DOHC engines (like the KL-DE V6), often recommended at 60,000-90,000 miles. Failure can cause severe engine damage.

Engine Oil:

Refer to manual for specific viscosity (e.g., 5W-30, 10W-30) and API service classification. Mazda recommends quality synthetic or semi-synthetic oils.

Automatic Transmission Fluid:

Mazda ATF-III or equivalent is typically specified. Check level with engine warm and running in Park.

Coolant:

Ethylene glycol based antifreeze. Mazda recommends a 50/50 mix with distilled water. Capacity varies by engine and cooling system configuration.

Engine Mounts:

Can degrade over time, leading to increased vibration and noise.

Automatic Transmission Harsh Shifts:

Can be caused by low fluid, clogged filter, or issues with the valve body/solenoids. Regular fluid changes are key.

Electrical Gremlins:

Corrosion in wiring harnesses or failing grounds can cause intermittent electrical problems.

Suspension Wear:

Bushings, ball joints, and tie rod ends can wear, affecting ride quality and alignment.

Oil Filter Example:

Mazda OEM B660-14-302 or equivalent like Fram PH3569, Wix 51515.

Air Filter Example:

Mazda OEM B601-13-215 or equivalent like Fram CA3504, Wix 42515.

📚 Vehicle History

Mazda Reputation:

Mazda built a reputation for offering sporty, well-engineered, and reliable vehicles with engaging driving dynamics.

Gd Ge Generation:

This generation (GD/GV for 626, DE for MX-6) represented a significant step forward in styling and technology for Mazda's mid-size offerings.

Mx6 Platform Sharing:

The MX-6 was a joint venture with Ford and shared its platform with the Ford Probe, with distinct styling and Mazda-specific mechanicals.

Manufacturing Locations:

Primarily manufactured in Japan.

🏆 Awards & Recognition

Car And Driver 10 Best:

While specific awards for these exact years might be difficult to pinpoint universally, Mazda vehicles of this era often received positive reviews for their sporty handling and value, with the 626 generally being a strong contender in its class.