Engine Mechanical:
Engine overhaul, internal components, timing belts/chains, seals, gaskets, lubrication system, cooling system, fuel delivery (injection/carburetion), emission control systems.
Engine Performance:
Ignition system, sensors (MAF, MAP, O2, etc.), fuel injectors, ECU/PCM diagnostics, performance tuning aspects.
Transmission:
Manual transmission (clutch, gearbox, linkages), automatic transmission (torque converter, valve body, planetary gears, fluid management).
Drivetrain:
Axles, CV joints, driveshafts, differential (if applicable).
Suspension:
Front and rear suspension components, shock absorbers, struts, springs, control arms, ball joints, bushings, wheel alignment specifications.
Steering:
Power steering system (pump, rack, hoses, fluid), manual steering components, steering column, tie rods.
Brakes:
Front and rear brake systems (disc/drum), calipers, rotors, pads, lines, master cylinder, ABS system components and diagnostics (if equipped).
Electrical System:
Battery, alternator, starter, wiring diagrams, fuse box locations, relays, lighting systems, power windows, locks, mirrors, wipers.
Body And Chassis:
Body panel removal and installation, interior trim, exterior trim, glass, doors, hood, trunk, chassis components, structural repairs (limited).
HVAC:
Heating, ventilation, and air conditioning (AC) system, compressor, condenser, evaporator, refrigerant, climate control unit.
Safety Systems:
Airbag system components and diagnostics (if equipped), seat belts.
Preventive Maintenance:
Oil changes, filter replacements, fluid checks and changes, spark plug replacement, belt inspections and replacement, tire rotation.
Diagnostic Troubleshooting:
Step-by-step diagnostic charts, symptom-based troubleshooting, electrical system fault finding, OBD-II codes and interpretation.
Repair And Rebuild:
Detailed instructions for component removal, disassembly, cleaning, inspection, repair, reassembly, and installation for all major systems.
Component Replacement:
Specific procedures for replacing commonly worn or failed parts like brake pads, alternators, starter motors, water pumps, radiators, fuel pumps, etc.
Adjustments:
Wheel alignment adjustments, parking brake adjustments, idle speed adjustments (if applicable).
Specifications Data:
Torque specifications for all fasteners, engine data, fluid capacities, electrical specifications, alignment angles.
Depth:
Comprehensive, from basic maintenance to complete engine and transmission rebuilds.
Diagnostic Level:
Advanced diagnostics, including interpretation of diagnostic trouble codes (DTCs) and sensor data.
Repair Detail:
Detailed component-level repair instructions, including special tool requirements and procedures.
Engine Code Examples:
FS-DE (2.0L I4), Z5-DE (1.5L I4 - depending on market/trim)
Displacement:
1.5L (91 cu in) / 1.8L (110 cu in) / 2.0L (122 cu in) - Specific to trim and market.
Cylinders:
Inline 4-Cylinder (I4)
Valvetrain:
DOHC 16-valve (typically)
Horsepower Range:
Approximately 90-125 hp (depending on engine and market)
Torque Range:
Approximately 95-130 lb-ft (depending on engine and market)
Fuel Delivery:
Electronic Fuel Injection (EFI)
Fuel Type:
Unleaded Gasoline (87 octane typical, check manual for specific octane requirements)
Cooling System:
Pressurized, liquid-cooled system.
Emission Control:
Catalytic converter, EGR, O2 sensors, PCV system.
Oil Change Interval:
Every 5,000-7,500 miles (8,000-12,000 km) or 6 months, whichever comes first. (Consult manual for exact recommendation).
Engine Oil Filter Interval:
Replace with every oil change.
Air Filter Interval:
Inspect every 15,000 miles (24,000 km), replace as needed or every 30,000 miles (48,000 km).
Spark Plug Replacement:
Typically every 60,000-100,000 miles (96,000-160,000 km) depending on spark plug type (e.g., platinum/iridium).
Timing Belt Replacement:
Crucial: Generally every 60,000-90,000 miles (96,000-145,000 km) or 5-7 years, as it's an interference engine. Failure can cause catastrophic engine damage. (Verify with manual).
Engine Oil Type:
API SJ or higher, ILSAC GF-2, SAE 5W-30 recommended (consult manual for specific viscosity based on climate).
Coolant Type:
Ethylene glycol based coolant, Mazda FL22 or equivalent (50/50 mix with distilled water).
Brake Fluid Type:
DOT 3 or DOT 4.
Engine Oil Leaks:
Valve cover gasket, oil pan gasket leaks can occur with age.
Suspension Components:
Worn ball joints, tie rod ends, and control arm bushings can lead to noise and steering issues.
Exhaust System:
Corrosion and failure of mufflers and catalytic converters over time.
Automatic Transmission:
Some reports of premature failure, especially if maintenance is neglected.
Rear Wheel Bearings:
Can develop noise and wear, requiring replacement.