🏷️ Basic Information

Make:

Mazda

Model:

6

Year:

2003

Chassis Code:

GG/GY

👋 Introduction

Segment:

Mid-size sedan (also available as wagon).

Description:

The 2003 Mazda 6 (Codename GG/GY) was a significant model for Mazda, aiming to compete with established players like the Honda Accord and Toyota Camry with a focus on sporty handling and distinctive styling.

Competitors:

Honda Accord, Toyota Camry, Nissan Altima, Ford Fusion, Chevrolet Malibu.

Design Philosophy:

Mazda's 'Zoom-Zoom' philosophy emphasizing dynamic driving feel and responsive handling.

Styling:

Often praised for its European-inspired styling and aerodynamic profile.

Handling:

Multi-link front suspension and independent rear suspension contributed to excellent road manners.

📋 Manual Details

Engine:

Yes

Transmission:

Yes

Brakes:

Yes

Suspension:

Yes

Electrical System:

Yes

Body And Chassis:

Yes

HVAC:

Yes

Diagnostics:

Yes

Troubleshooting:

Yes

Wiring Diagrams:

Yes

Maintenance Procedures:

Yes

Repair Procedures:

Yes

Specifications:

Yes

Estimated Pages:

Over 1000

Type:

Factory Service Manual (FSM)

Target Audience:

Professional Technicians and Advanced DIYers

Language:

English

Format:

PDF Download

📖 Manual Coverage

Powertrain:

Engine Mechanical, Fuel System, Ignition System, Emission Control, Cooling System, Lubrication System, Engine Control Module (ECM) Diagnosis.

Drivetrain:

Manual Transmission (MT) and Automatic Transmission (AT) repair, differential, driveshafts, CV joints.

Chassis:

Front and Rear Suspension (including specific component diagnostics and replacement), Steering System (including power steering), Brake System (including ABS and EBD), Wheel and Tire specifications.

Electrical:

Complete electrical system schematics, lighting systems, power windows, locks, mirrors, instrument cluster, audio system, body control module (BCM), diagnostic trouble codes (DTCs).

Body:

Body panel removal and installation, door mechanisms, interior trim, glass, seals, collision repair information.

Routine Maintenance:

Oil changes, filter replacements, spark plug replacement, coolant flushes, belt inspections and replacement, brake pad and rotor replacement.

Diagnostic Procedures:

Step-by-step diagnostic flowcharts for common and complex issues, OBD-II code interpretations and troubleshooting, component testing procedures.

Repair And Overhaul:

Detailed instructions for engine component removal and installation (e.g., cylinder head, pistons), transmission overhaul, suspension component replacement, brake caliper rebuild.

Special Tools:

Identification and usage instructions for specialized Mazda tools required for specific repairs.

Torque Specifications:

Precise torque values for critical fasteners throughout the vehicle.

Depth Level:

Comprehensive (from basic fluid checks to complete engine/transmission rebuilds and advanced electrical diagnostics).

Detail Level:

Highly detailed, often with exploded views, schematics, and step-by-step instructions with photographic references.

📊 Manual Specifications

Format:

PDF

Searchability:

Text-searchable (allows for quick finding of specific topics).

Quality:

High-resolution scans suitable for printing.

Binding Information:

Digital download (PDF), no physical binding.

Paper Information:

Not applicable (digital format).

⚙️ Engine Specifications

Engine Code:

LF-DE (2.0L), FS-DE (2.3L)

Engine Type:

Inline 4-cylinder, DOHC, 16-valve, naturally aspirated.

Displacement 2.0L:

1991 cc (121.5 cu. in.)

Displacement 2.3L:

2261 cc (137.9 cu. in.)

Horsepower 2.0L:

Approx. 122 hp @ 6000 rpm

Torque 2.0L:

Approx. 138 lb-ft @ 4300 rpm

Horsepower 2.3L:

Approx. 148 hp @ 6000 rpm

Torque 2.3L:

Approx. 150 lb-ft @ 4000 rpm

Injection:

Electronic Fuel Injection (EFI) with Sequential Port Injection.

Fuel Type:

Unleaded gasoline (87 octane or higher recommended).

ECU Type:

Mazda proprietary Engine Control Unit (ECU).

🔧 Transmission

Transmission Type:

5-speed manual transmission (FS5A-EL for some engines).

Transmission Type:

4-speed automatic transmission with lock-up torque converter.

Automatic Modes:

Includes 'Sport' mode for more aggressive shifting.

Automatic Fluid:

Dexron III or equivalent (check specific manual for exact spec).

Manual Fluid:

GL-4 gear oil (viscosity may vary by climate, typically 75W-90).

📐 Dimensions

Length:

Approximately 186.8 inches (4745 mm).

Width:

Approximately 70.1 inches (1780 mm).

Height:

Approximately 57.3 inches (1455 mm).

Wheelbase:

Approximately 105.3 inches (2675 mm).

Curb Weight:

Varies by trim and engine, typically 3100-3300 lbs (1406-1497 kg).

🛡️ Safety Features

NHTSA Front Impact:

4/5 stars (driver/passenger).

NHTSA Side Impact:

4/5 stars (driver/passenger).

ABS:

Standard Anti-lock Braking System.

Ebd:

Standard Electronic Brakeforce Distribution.

Airbags:

Front airbags, optional side-impact airbags.

Seatbelts:

3-point seatbelts with pretensioners.

💡 Technology Features

Audio System:

Standard AM/FM stereo with CD player, 4-6 speaker system. Optional premium audio systems available.

Climate Control:

Manual or automatic climate control systems depending on trim level.

Cruise Control:

Standard on most trims.

Auxiliary Input:

Not typically standard; aftermarket solutions may be required for AUX or USB connectivity.

🔧 Maintenance

Oil Change:

Every 5,000 miles or 6 months, whichever comes first.

Air Filter:

Inspect every 15,000 miles, replace as needed.

Spark Plugs:

Replace approximately every 60,000 miles (NGK Platinum recommended).

Coolant Flush:

Every 30,000 miles or 2 years.

Brake Fluid:

Replace every 30,000 miles or 2 years.

Engine Oil:

SAE 5W-20 or 5W-30 API SL/SM certified (check manual for specific engine).

Coolant:

Mazda FL22 Long Life Coolant or equivalent ethylene glycol-based coolant with demineralized water (50/50 mix).

Rust:

Prone to rust in certain climates, especially around wheel wells and rocker panels. Regular inspection and rustproofing recommended.

Power Steering Pump:

Some models may experience noise or failure of the power steering pump. Fluid level checks and proper fluid type are crucial.

Engine Mounts:

Worn engine mounts can lead to increased vibration felt in the cabin.

Cv Joints:

Dust boots can tear, leading to contamination and premature wear of CV joints.

📚 Vehicle History

Brand Focus:

Mazda has a long history of producing reliable and engaging vehicles, often emphasizing driving dynamics.

First Generation:

The 2003 Mazda 6 marked the introduction of the first generation (GG/GY) for global markets, replacing the Mazda Capella/626.

Body Styles:

Available as a 4-door sedan, 5-door hatchback, and 5-door wagon.

Production Period:

First generation produced from 2002 to 2007.

🏆 Awards & Recognition

Car Of The Year:

Nominated and recognized in various automotive publications for its styling and driving dynamics upon release.

IIHS Top Safety Pick:

Received good ratings in IIHS crash tests for its time.