Engine Mechanical:
Complete engine overhaul, component replacement, timing system, lubrication, cooling, fuel injection systems
Engine Electrical:
ECU, ignition system, starter, alternator, sensors, wiring diagrams, diagnostic procedures
Transmission Automatic:
Internal components, valve body, torque converter, hydraulic system, electronic control, fluid service, troubleshooting
Transmission Manual:
Gearbox overhaul, clutch system, shift linkage, fluid service, troubleshooting (if applicable to specific models covered)
Drivetrain:
Driveshafts, differentials, CV joints, wheel bearings, all-wheel drive systems (if equipped)
Brakes:
Hydraulic system, ABS, ESP, brake calipers, rotors, pads, lines, bleeding procedures, parking brake
Suspension:
Front and rear suspension components, struts, shocks, control arms, bushings, steering knuckles, alignment procedures
Steering:
Power steering system, steering column, rack and pinion, tie rods, troubleshooting
Body And Chassis:
Body panel repair, doors, hoods, trunk, convertible top system (if applicable), structural integrity, corrosion prevention
Electrical System:
Lighting, power windows, mirrors, seats, climate control, infotainment, instrument cluster, body control modules (BCM), CAN bus diagnostics
Climate Control:
HVAC system, A/C compressor, refrigerant, heater core, climate control unit, diagnostic procedures
Safety Systems:
Airbags, seatbelt pretensioners, SRS module, impact sensors, troubleshooting
Maintenance:
Scheduled maintenance, oil changes, filter replacements, fluid checks and changes, spark plug replacement, belt replacement
Troubleshooting:
Diagnostic trouble codes (DTCs), symptom-based troubleshooting, component testing, electrical fault finding
Repair:
Component removal and installation, system overhauls, part replacements, calibration procedures
Diagnostics:
On-board diagnostics (OBD-II), using diagnostic scan tools, interpreting data streams, specific system diagnostics
Wiring Diagrams:
Detailed electrical schematics for all major systems, component location diagrams
Exploded Views:
Hundreds of high-quality exploded diagrams illustrating component assembly and disassembly
Specifications:
Torque specifications, clearances, fluid capacities, electrical parameters, component testing values
Depth Level:
Comprehensive (from basic maintenance to complete engine rebuilds)
Detail Level:
Factory-level detail with step-by-step instructions and high-resolution images/diagrams
Engine Options Likely Covered:
2.6L V6 (M112 E26), 3.2L V6 (M112 E32 - including supercharged AMG variants), 3.5L V6 (M272 E35), 5.0L V8 (M113 E50 - AMG), 5.4L V8 Supercharged (M113 E55 ML - AMG)
Horsepower Range:
Approx. 170 hp to 470 hp (depending on engine variant)
Torque Range:
Approx. 240 Nm to 700 Nm (depending on engine variant)
Fuel Delivery:
Electronic Fuel Injection (EFI) with Sequential Port Injection
Fuel Type:
Premium Unleaded Gasoline (91+ Octane recommended)
Block Material:
Aluminum Alloy
Cylinder Head Material:
Aluminum Alloy
Valve Train:
Single or Dual Overhead Camshafts (SOHC/DOHC), 3 or 4 valves per cylinder
Oil Change Interval:
Typically every 10,000 - 15,000 miles or 12-24 months, depending on driving conditions and model year (refer to specific manual section)
Major Service Interval:
Often around 30,000 - 60,000 miles, including transmission fluid, brake fluid, coolant, and filter changes
Engine Oil Spec:
MB 229.5 or MB 229.51 (e.g., 0W-40, 5W-40 synthetic)
Transmission Fluid Spec Auto:
MB 236.10 or MB 236.14 (e.g., ATF SP)
Brake Fluid Spec:
DOT 4 Plus (MB 331.0)
Coolant Spec:
MB 325.0 or MB 326.0 (Ethylene Glycol based, blue or green)
Common Problems Engine:
Mass Air Flow (MAF) sensor failure, oil leaks from valve cover gaskets or oil cooler seals, ignition coil issues, catalytic converter failure (especially on early models)
Common Problems Transmission:
Conductor plate issues in automatic transmissions (722.6/722.9), torque converter seal leaks
Common Problems Suspension Steering:
Worn control arm bushings, ball joints, and tie rod ends; power steering pump leaks
Common Problems Electrical:
Window regulator failures, door lock actuator issues, sunroof drainage blockages leading to water ingress, CAN bus communication errors
Common Problems Body Convertible:
Convertible top hydraulic system leaks or pump failures, wear on weatherstripping, corrosion on sills and wheel arches
