Manual Coverage
|
Systems Covered
|
Engine Mechanical:
|
Engine assembly, disassembly, overhaul, tuning, diagnostics.
|
Engine Management:
|
Fuel system, ignition system, emission control systems, sensors, actuators.
|
Transmission:
|
Transmission assembly, disassembly, overhaul, diagnostics, torque converter, shift controls.
|
Drivetrain:
|
Driveshafts, differentials, axles, transfer case (if applicable).
|
Suspension:
|
Front and rear suspension components, springs, shock absorbers, control arms, bushings.
|
Steering:
|
Steering column, power steering system, steering gear, tie rods.
|
Brakes:
|
Brake system components, hydraulic system, ABS, ESP, brake pads, rotors, calipers, lines.
|
Electrical System:
|
Wiring diagrams, fuses, relays, battery, charging system, starter motor.
|
Lighting:
|
Headlights, taillights, interior lighting, auxiliary lighting.
|
HVAC:
|
Heating, ventilation, and air conditioning system components, refrigerant, controls.
|
Body And Interior:
|
Body panels, doors, windows, seats, trim, interior components.
|
Chassis And Frame:
|
Frame structure, subframes, mounting points.
|
Procedures Included
|
Routine Maintenance:
|
Oil changes, filter replacements, fluid checks and top-offs, inspections.
|
Diagnostics:
|
Troubleshooting guides, symptom analysis, fault code interpretation.
|
Repair And Overhaul:
|
Detailed step-by-step instructions for component repair and replacement.
|
Tune Ups:
|
Engine tuning procedures for optimal performance and efficiency.
|
Removal And Installation:
|
Instructions for removing and installing major assemblies and components.
|
Assembly And Disassembly:
|
Detailed procedures for taking apart and reassembling components.
|
Technical Depth
|
Depth:
|
Comprehensive, covering routine maintenance to full engine and transmission rebuilds.
|
Expertise Level:
|
Aimed at professional automotive technicians but accessible to advanced DIY enthusiasts.
|
Maintenance
|
Service Intervals
|
Oil Change Interval Diesel:
|
Typically 10,000-15,000 miles or 12-24 months (Refer to manual for specific guidance).
|
Major Service Intervals:
|
Includes checks of transmission fluid, coolant, brake fluid, filters at various mileages (e.g., 30k, 60k, 100k).
|
Fluid Specifications
|
Engine Oil Type:
|
MB 229.51 or MB 229.52 (Low SAPS synthetic for diesel engines)
|
Transmission Fluid Type:
|
MB 236.14 (or equivalent specification for 7G-TRONIC)
|
Coolant Type:
|
MB 325.0 or MB 326.0 (Ethylene Glycol based, blue or green)
|
Known Issues
|
Diesel Particulate Filter:
|
Potential for clogging if not driven regularly or maintained properly.
|
Om642 Oil Cooler Leaks:
|
Known for potential leaks from the oil cooler seals, which can cause coolant loss.
|
Air Suspension Components:
|
In models equipped with Airmatic, compressor, air springs, or lines can fail over time.
|
Egr Valve Issues:
|
EGR valve can become clogged with carbon buildup.
|