Engine:
Complete engine service, diagnostics, repair, and specifications.
Control System:
Engine control systems, electronic diagnostics, and module information.
Mechanical:
Comprehensive mechanical component repair and adjustment procedures.
Fuel Service:
Fuel system diagnostics, repair, fuel pump, injectors, and pressure specifications.
Emission Control:
Emission control systems, diagnosis, and repair procedures.
Intake Exhaust Cooling:
Cooling system, intake manifold, exhaust system service and repair.
Lube:
Lubrication system maintenance, oil change procedures, and fluid specifications.
Ignition Starting Charging:
Ignition system, starting system, charging system (alternator, battery) diagnosis and repair.
Auto Transmission:
Automatic transmission service, diagnosis, repair, and fluid specifications.
Manual Transmission:
Manual transmission service, clutch, and repair procedures.
Drive Shaft Axle:
Transfer case, propeller shaft, drive shafts, and axle maintenance and repair.
Suspension:
Front and rear suspension systems, component replacement, and alignment procedures.
Wheel Tire:
Wheel and tire service, mounting, balancing, and specifications.
Brake Control:
Brake system diagnostics, ABS, and hydraulic control unit service.
Brake:
Complete brake system repair, including pads, rotors, calipers, and fluid.
Parking Brake:
Parking brake system maintenance and repair.
Steering:
Steering column, power steering system diagnostics and repair.
Air Conditioning:
Air conditioning system service, recharge, and repair.
Restraint System:
Supplemental Restraint System (SRS) - airbags, seat belts, diagnostics.
Seat Belt:
Seat belt system maintenance and repair.
Immobilizer:
Engine immobilizer system functionality and basic troubleshooting.
Cruise Control:
Cruise control system diagnosis and repair.
Wiper Washer:
Wiper and washer system maintenance and repair.
Door Lock:
Door lock mechanisms and central locking system service.
Meter Audio Visual:
Instrument cluster, meter systems, and audio/visual components.
Horn:
Horn system diagnosis and repair.
Glass Mirror:
Windshield, glass, and mirror service and replacement.
Instrument Panel:
Instrument panel removal, installation, and associated components.
Seats:
Seat removal, installation, and adjustments.
Bodywork Exterior:
Engine hood and door service, exterior trim, and panel repair.
Bodywork Interior:
Interior trim, headliner, and panel service.
Electrical:
Complete electrical system coverage, including wiring diagrams and troubleshooting.
Multiplex Can Comm:
Multiplex communication systems, CAN bus diagnostics, and network troubleshooting.
Maintenance:
Routine maintenance, scheduled service, fluid checks, and filter replacements.
Diagnostics:
System diagnostics, fault code interpretation, and troubleshooting guides.
Repair:
Step-by-step repair procedures for all major vehicle systems.
Installation:
Component removal and installation instructions.
Wiring Schematics:
Detailed wiring schematics for all electrical systems.
Depth:
Factory-level detail for technicians, covering basic to advanced repairs.
Oil Change Interval:
Typically every 15,000 km (9,300 miles) or 12 months, whichever comes first (under normal conditions, often shorter for severe conditions).
Engine Oil:
MB 229.1, 229.3, or 229.5 compliant synthetic oil (e.g., SAE 0W-40, 5W-40, 5W-30 depending on engine and climate).
Transmission Fluid Auto:
MB 236.10 or MB 236.12 ATF (e.g., Shell ATF 134, Mobil ATF 134).
Coolant:
MB 325.0 or 326.0 coolant (Antifreeze/Coolant Concentrate).
Common Issues W202:
MAF sensor issues, OVP relay failure, vacuum leaks, window regulator failures, rust (especially on early models), transmission conductor plate issues (on 722.6).
