Engine Mechanical:
        
        
            Complete overhaul procedures, component testing, diagnostic charts, specifications.
        
     
    
        
            Engine Electrical:
        
        
            Ignition system, fuel injection system (ME 2.8), sensors, actuators, ECU diagnostics, wiring diagrams.
        
     
    
        
            Transmission:
        
        
            5-speed automatic transmission (722.6 variant), fluid service, torque converter, electronic control.
        
     
    
        
            Drivetrain:
        
        
            Front and rear drive axles, differentials, transfer case, driveshafts, CV joints.
        
     
    
        
            Brakes:
        
        
            Front and rear disc brakes, ABS (Anti-lock Braking System), ESP (Electronic Stability Program), brake fluid specifications, bleeding procedures.
        
     
    
        
            Suspension:
        
        
            Independent front suspension, independent rear suspension, shock absorbers, springs, control arms, bushings, alignment specifications.
        
     
    
        
            Steering:
        
        
            Power steering system, steering rack, power steering fluid, steering linkage.
        
     
    
        
            Cooling System:
        
        
            Radiator, water pump, thermostat, cooling fans, coolant specifications, capacity.
        
     
    
        
            Fuel System:
        
        
            Fuel pump, fuel filter, fuel injectors, fuel pressure regulator, evaporative emission control (EVAP).
        
     
    
        
            Exhaust System:
        
        
            Exhaust manifolds, catalytic converters, mufflers, O2 sensors.
        
     
    
        
            Body Exterior:
        
        
            Body panels, doors, hood, tailgate, bumpers, trim, glass, sunroof.
        
     
    
        
            Body Interior:
        
        
            Seating, dashboard, door panels, headliner, carpet, climate control vents.
        
     
    
        
            HVAC System:
        
        
            Air conditioning, heating, ventilation, blower motor, refrigerant, cabin air filter.
        
     
    
        
            Electrical Systems:
        
        
            Lighting (headlights, taillights, interior), power windows, power locks, mirrors, wipers, horn.
        
     
    
        
            Safety Systems:
        
        
            Airbags, seatbelts, SRS (Supplemental Restraint System) diagnostics.
        
     
    
        
            Infotainment Audio:
        
        
            Radio, CD player, navigation system (if equipped), speaker system.
        
     
    
    
        
            Routine Maintenance:
        
        
            Oil changes, filter replacements (oil, air, cabin), fluid checks and top-offs, tire rotations.
        
     
    
        
            Troubleshooting Diagnostics:
        
        
            Diagnostic trouble codes (DTCs), symptom-based troubleshooting, electrical system diagnostics.
        
     
    
        
            Component Repair:
        
        
            Detailed step-by-step repair instructions for all major vehicle systems.
        
     
    
        
            Component Replacement:
        
        
            Replacement procedures for engine parts, transmission components, suspension parts, brake assemblies, body panels, etc.
        
     
    
        
            Wiring Diagrams:
        
        
            Comprehensive electrical wiring schematics for all vehicle systems.
        
     
    
        
            Torque Specifications:
        
        
            Accurate torque values for all critical fasteners.
        
     
    
        
            Special Tools:
        
        
            Identification and usage of necessary special tools for specific repairs.
        
     
    
    
        
            Scope:
        
        
            Comprehensive, from basic maintenance to complete engine and transmission overhauls.
        
     
    
        
            Diagnostic Capability:
        
        
            Advanced diagnostic procedures, including OBD-II scanner usage and specific system analysis.
        
     
    
        
            Rebuild Procedures:
        
        
            Detailed instructions for rebuilding engine, transmission, and differentials.
        
     
 
    
    
    
        
            Oil Change Interval:
        
        
            Every 10,000 miles or 12 months, whichever comes first (with synthetic oil).
        
     
    
        
            Transmission Fluid Service:
        
        
            Recommended every 40,000 to 60,000 miles, or as per vehicle's specific service indicator.
        
     
    
        
            Engine Air Filter:
        
        
            Replace every 30,000 miles or as needed based on driving conditions.
        
     
    
        
            Cabin Air Filter:
        
        
            Replace every 15,000 to 20,000 miles or annually.
        
     
    
        
            Spark Plugs:
        
        
            Replace every 100,000 miles (platinum or iridium type recommended).
        
     
    
    
        
            Brake Fluid Type:
        
        
            DOT 4 (or DOT 4 Plus, MB-Approval 331.0)
        
     
    
        
            Power Steering Fluid:
        
        
            Mercedes-Benz Power Steering Fluid (or Pentosin CHF 11S)
        
     
    
    
        
            Oil Leaks:
        
        
            Valve cover gaskets, oil pan gaskets, and rear main seal can be prone to leaks over time.
        
     
    
        
            Cooling System:
        
        
            Plastic coolant reservoir can become brittle and crack; water pump seals may fail.
        
     
    
        
            Electronic Modules:
        
        
            Certain electronic control units (e.g., transmission control module) can experience failures.
        
     
    
        
            Suspension Components:
        
        
            Control arm bushings and ball joints can wear out, leading to steering looseness or clunks.
        
     
    
        
            Exhaust Manifold:
        
        
            Exhaust manifold studs can break, leading to exhaust leaks.
        
     
    
        
            HVAC System:
        
        
            Blend door actuators can fail, affecting temperature control.