This workshop service manual covers the Mazda 6, also known by its chassis codes GG/GY, for the production years 2002 through 2008. As a mid-size sedan and wagon introduced as a global car, the Mazda 6 embodies the brand's "Jinba Ittai" philosophy, offering sporty handling and unique styling. It was recognized on Car and Driver's 10Best list in 2003 and 2004, competing against established models like the Toyota Camry and Honda Accord. The vehicle is available with a range of MZR engines, including 2.0L, 2.3L, and 3.0L V6 options, paired with either manual or automatic transmissions, and features such as standard ABS and optional Dynamic Stability Control. This comprehensive English-language manual provides in-depth coverage for owners, mechanics, and technicians. It details scheduled maintenance, fluid specifications, and common issue guidance. Extensive repair procedures are included for all major systems, including engine mechanicals, transmissions, brakes, suspension, steering, electrical systems, HVAC, fuel and exhaust, body and chassis, and safety systems like airbags. Diagnostic information, troubleshooting charts, and detailed wiring diagrams are also provided to assist in identifying and resolving issues, ensuring the longevity and optimal performance of your Mazda 6. 🏷️ Basic Information Identification Make: Mazda Model: 6 Codes Chassis Code: GG/GY (First Generation) 👋 Introduction Market Position Segment: Mid-size Sedan/Wagon (introduced as a global car) Competitive Analysis Competitors: Toyota Camry, Honda Accord, Nissan Altima, Ford Fusion, Volkswagen Passat Key Features Design Philosophy: Jinba Ittai (Horse and Rider as One) driving dynamics, sporty handling, unique styling 📋 Manual Details Coverage Areas Years Covered: 2002, 2003, 2004, 2005, 2006, 2007, 2008 Page Count Estimated Pages: 2000+ Manual Type Type: Workshop Service Manual Language Language: English Format Format: PDF Download File Format File Type: PDF Print Quality Quality: High-resolution, searchable text, printable pages Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) 📖 Manual Coverage Systems Covered Engine: All engine variants (e.g., MZR 2.0L, MZR 2.3L, MZR 3.0L V6) Transmission: Manual (FS5A-EL, GF4A-EL) and Automatic Transmissions Brakes: Hydraulic system, ABS, EBD, DSC, components, troubleshooting Suspension Steering: Front and rear suspension, power steering system, components, alignment Electrical: Wiring diagrams, fuses, relays, charging system, starting system, lighting, instrumentation, comfort systems Body Chassis: Body construction, interior trim, exterior panels, doors, windows, seats HVAC: Climate control system, AC operation, components, troubleshooting Fuel Exhaust: Fuel delivery, injectors, exhaust system, emissions control Safety Systems: Airbag system, seatbelt pretensioners, SRS troubleshooting Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, fluid checks Repair: Engine overhaul, transmission rebuild, brake system repair, suspension component replacement Troubleshooting: Diagnostic charts, symptom-based troubleshooting, DTC (Diagnostic Trouble Code) explanations Diagnostics: On-board diagnostics (OBD-II), sensor testing, actuator testing Engine Mechanical: Engine assembly, disassembly, timing belt/chain service, piston and bearing replacement, cylinder head service. Transmission Overhaul: Complete rebuild procedures for both manual and automatic transmissions, including torque converter service. Body Repair: Panel replacement, frame straightening (if applicable), door and window mechanism repair. Diagnostics Electrical: Detailed circuit diagrams for all electrical systems, including component testing procedures and connector pinouts. Suspension Alignment: Specifications and procedures for wheel alignment, suspension component torquing, and chassis measurements. Technical Depth Depth: Comprehensive, from basic checks to full component disassembly and reassembly ⚙️ Engine Specifications Primary Engine Engine Options: MZR 2.0L I4 (LF-DE, LF-VE), MZR 2.3L I4 (L3-VE), MZR 3.0L V6 (JNB, AJ) Performance 2.3L I4 Hp: Approx. 160-170 hp 2.3L I4 Torque: Approx. 150-155 lb-ft 3.0L V6 Hp: Approx. 220 hp 3.0L V6 Torque: Approx. 200 lb-ft Fuel System Injection Type: Electronic Fuel Injection (EFI), Sequential Multi-Port Fuel Injection (MPI) Fuel Type: Unleaded Gasoline 🔧 Transmission Standard Standard Transmission: 5-Speed Manual (FS5A-EL) Optional Optional Transmission: 5-Speed Automatic (GF4A-EL), 6-Speed Manual (MZR CD Diesel - some markets) Features Automatic Features: Steptronic (Tiptronic) Shifting (on some models) 📐 Dimensions Exterior Wheelbase: Approx. 106.4 inches (2700 mm) Length: Approx. 186.3 inches (4732 mm) Width: Approx. 70.1 inches (1781 mm) Height: Approx. 57.5 inches (1460 mm) Weights Curb Weight: Approx. 3100-3500 lbs (1400-1600 kg) depending on engine/options 🛡️ Safety Features Ratings NHTSA Front Impact: 5-Star (Driver and Passenger) IIHS Side Impact: Good (for models equipped with side airbags) Active Features ABS: Standard Traction Control: Optional/Standard on higher trims (TCS) Electronic Stability: Optional/Standard on higher trims (DSC - Dynamic Stability Control) Passive Features Airbags: Frontal, Side, and Curtain Airbags (depending on trim) Seatbelts: 3-point front and rear seatbelts, front pretensioners 💡 Technology Features Infotainment Audio System: Optional Bose premium audio system, CD player, AM/FM radio. Navigation: Optional DVD-based navigation system on higher trims. Driver Assistance Cruise Control: Standard Connectivity Aux Input: Limited connectivity options, generally no standard AUX or USB inputs on early models. 🔧 Maintenance Service Intervals Oil Change Interval: Every 5,000 miles or 6 months (whichever comes first) with conventional oil, or 7,500 miles/12 months with synthetic oil (refer to manual for specific recommendations). Spark Plug Replacement: Approx. 60,000-100,000 miles (depending on plug type - iridium...