Engine Mechanical:
Engine assembly, cylinder head, block, pistons, connecting rods, crankshaft, camshafts, timing system (chain/belt), oil pump, lubrication, cooling system, intake manifold, exhaust manifold.
Engine Performance:
Fuel injection system, ignition system, emissions control, engine management (ECU), turbocharger/supercharger (if applicable).
Transmission Manual:
Manual transmission (clutch, gearbox, shifter mechanism, gear ratios, service procedures).
Transmission Automatic:
Automatic transmission (torque converter, valve body, planetary gear sets, hydraulic control, service procedures).
Drivetrain:
Front-wheel drive (FWD) / All-wheel drive (AWD) systems, drive shafts, CV joints, differential, axles.
Suspension:
Front suspension (struts, control arms, ball joints, bushings), rear suspension (multi-link, shock absorbers, springs), wheel alignment specifications.
Steering:
Power steering system (hydraulic/electric), steering rack, tie rods, steering column, steering angle sensor.
Brakes:
Front and rear brake systems (discs, calipers, pads, lines), ABS (Anti-lock Braking System), EBD (Electronic Brakeforce Distribution), DSC (Dynamic Stability Control), parking brake.
Electrical System:
Battery, charging system (alternator), starting system (starter motor), lighting (headlights, taillights, interior), fuses, relays, wiring diagrams.
Body And Interior:
Body panels, doors, hood, trunk, bumpers, interior trim, seats, HVAC system (heating, ventilation, air conditioning), SRS (Supplemental Restraint System) airbags.
Diagnostics And Troubleshooting:
Diagnostic Trouble Codes (DTCs), on-board diagnostics (OBD-II), common symptoms and causes, diagnostic flowcharts.
Scheduled Maintenance:
Oil change intervals, filter replacements (oil, air, cabin), spark plug replacement, fluid checks and top-offs, belt inspection/replacement, brake inspection.
Major Repairs:
Engine overhaul, transmission overhaul, suspension component replacement, brake caliper rebuild, steering rack replacement.
Diagnostic Procedures:
Component testing, sensor diagnostics, wiring harness continuity checks, pressure tests, scan tool operation.
Component Replacement:
Alternator, starter motor, fuel pump, ignition coils, mass airflow sensor, wheel bearings, exhaust system components.
Calibration And Adjustment:
Throttle body calibration, idle speed adjustment, headlight aiming, steering angle sensor calibration.
Special Tools:
Listing and usage of specialized tools required for specific repair procedures.
Depth:
Comprehensive, from basic maintenance to complete engine and transmission rebuilds.
Diagnostic Capabilities:
Advanced diagnostic procedures, including sensor data interpretation and troubleshooting logic.
Schematics:
Detailed electrical wiring diagrams, vacuum hose routing diagrams, and exploded views.
NHTSA Front Crash:
5-Star (for models equipped with side airbags)
IIHS Top Safety Pick:
Yes (for many configurations)
Traction Control:
Standard Traction Control System (TCS)
Stability Control:
Standard Dynamic Stability Control (DSC)
Braking Assist:
Standard Anti-lock Braking System (ABS), Electronic Brakeforce Distribution (EBD), Brake Assist (BA)
Airbags:
Front airbags, front side-impact airbags, side-curtain airbags.
Seatbelts:
3-point front and rear seatbelts with pretensioners and load limiters.
Rollover Protection:
Reinforced body structure, SRS side-curtain airbags.
Oil Change Interval:
Every 5,000-7,500 miles (8,000-12,000 km) or 6-12 months, depending on driving conditions and oil type used.
Air Filter Replacement:
Every 15,000-30,000 miles (24,000-48,000 km) or as needed based on inspection.
Cabin Filter Replacement:
Every 15,000-30,000 miles (24,000-48,000 km) or annually.
Spark Plug Replacement 2 5L:
Approximately every 75,000 miles (120,000 km) for iridium-tipped plugs.
Brake Fluid Flush:
Every 30,000 miles (48,000 km) or 2 years.
Coolant Flush:
Initial flush at 100,000 miles (160,000 km), then every 50,000 miles (80,000 km).
Engine Oil Type 2 5L:
SAE 0W-20 (API SN, ILSAC GF-5 or newer)
Engine Oil Capacity 2 5L:
Approximately 5.5 US quarts (5.2 L) with filter change.
Transmission Fluid Manual:
API GL-4 SAE 75W-90 gear oil (specified by Mazda).
Transmission Fluid Automatic:
Mazda Genuine ATF-FZ (or equivalent approved ATF).
Coolant Type:
Mazda Genuine Long Life Coolant (FL22) or equivalent ethylene glycol-based coolant.
Rust And Corrosion:
Common on older vehicles, especially in areas with salt exposure; check wheel wells, rocker panels, and rear subframe.
Power Steering Pump:
Some models may experience premature failure of the electric power steering pump or motor.
Engine Oil Consumption:
Some 2.3L DISI Turbo engines can consume oil; regular checks are crucial.
HVAC Blend Door Actuators:
Failure of HVAC blend door actuators can lead to incorrect temperature or air direction.
Exhaust Manifold Cracks:
Some reports of exhaust manifold cracks, particularly on the 2.5L engine.
Mazda History:
Founded in 1920, Mazda has a long history of automotive innovation and distinctive design, known for its focus on driving pleasure ('Jinba Ittai').
Mazda6 First Gen:
The first generation Mazda6 (Atenza in Japan) was introduced in 2002, praised for its sharp handling and sporty styling. It offered a unique 'straight-line' design and Mazda's signature Zoom-Zoom driving dynamics.
Mazda6 Second Gen:
The second generation Mazda6 (GH) debuted in 2007, featuring a larger, more mature design, improved interior quality, and the adoption of Mazda's 'Nagare' design language. It retained a strong emphasis on driving dynamics and offered new powertrain options.
Manufacturing Locations:
Primarily Hofu, Yamaguchi, Japan; also assembled in other global locations.
Model Run:
Second Generation: 2007-2012