Engine Service Repair:
Complete engine overhaul, internal components, timing, valve train, lubrication system, cooling system.
Fuel Injection System:
Bosch D-Jetronic system diagnostics, calibration, component testing, and repair.
Fuel System:
Fuel tank, fuel pump, fuel lines, fuel filter replacement and inspection.
Transmission Service Repair:
Manual and automatic transmission overhaul, clutch service, driveshaft, and differential.
Brake System:
Front disc brakes, rear drum brakes, hydraulic system, parking brake, fluid replacement, and bleeding procedures.
Electrical System:
Complete electrical system diagnosis, starter, alternator, battery, ignition system, lighting, and accessories.
Wiring Diagrams:
Detailed, color-coded wiring diagrams for all electrical circuits.
Suspension System:
Front and rear suspension components, shock absorbers, springs, bushings, and alignment.
Steering System:
Steering gearbox, tie rods, steering linkage, power steering system (if equipped).
Cooling System:
Radiator, fan, water pump, thermostat, hoses, and coolant specifications.
Chassis Body:
Body structure, frame, doors, hoods, trunk, glass, and seals.
Interior Systems:
Seats, dashboard, trim panels, HVAC system controls, and upholstery.
Restraint Systems:
Seat belts, structural integrity related to occupant safety.
Emission Control System:
Component identification and basic maintenance related to emissions.
Heater Air Conditioning:
HVAC system components, operation, and basic service.
Engine Control System:
Diagnosis and troubleshooting of engine management components.
Differential Drive Axle:
Rear axle components, lubrication, and repair.
General Maintenance:
Oil changes, filter replacements, fluid level checks, lubrication points.
Troubleshooting:
Diagnostic procedures for common faults and symptoms, fault code interpretation (where applicable).
Repair Procedures:
Step-by-step instructions for disassembly, repair, and reassembly of all major components.
Component Replacement:
Detailed guidance on replacing parts like alternators, starters, fuel pumps, brake pads, etc.
Periodic Lubrication:
Specific lubrication points and recommended lubricants with intervals.
Electrical Troubleshooting:
Integrated troubleshooting and electrical service procedures with wiring diagrams.
Diagnostic Procedures:
Systematic approaches to identifying and resolving mechanical and electrical issues.
Rebuild Instructions:
Complete disassembly and rebuild instructions for engines, transmissions, and other major units.
Diagnostic Capabilities:
Advanced diagnostic techniques for complex systems like fuel injection and electrical faults.
Illustration Quality:
Hundreds of photos, detailed illustrations, drawings, and enlarged inset views for clarity.
Instructional Format:
Numbered instructions, detailed substeps, notes, cautions, and warnings for critical information.
Information Access:
Numbered table of contents for quick information retrieval.
Oil Change Interval:
Typically every 5,000 - 7,500 km (3,000 - 4,500 miles) or 6-12 months, depending on driving conditions. Specifics in manual.
Transmission Fluid Change:
Automatic: Every 40,000 - 60,000 km (25,000 - 37,500 miles). Manual: Infrequent, check for leaks. Specifics in manual.
Coolant Change Interval:
Typically every 2 years or 40,000 km (25,000 miles).
Engine Oil Specification:
API SG or higher (e.g., SAE 10W-40 or 15W-40 depending on climate), with specific Mercedes-Benz approvals mentioned in manual.
Brake Fluid Specification:
DOT 3 or DOT 4, depending on the brake system's seal compatibility and original specification.
Coolant Specification:
Ethylene glycol-based antifreeze mixed with distilled water (50/50 ratio), meeting Mercedes-Benz specifications.
Common Wear Items:
Rubber bushings in suspension and engine mounts, vacuum hoses for ancillary systems, fuel injection system components (especially fuel distributor and injectors), ignition components.
Rust Prone Areas:
Wheel arches, rocker panels, door bottoms, trunk floor, and jacking points due to age and materials.
Electrical Quirks:
Corrosion on electrical connectors, aging wiring insulation, and malfunctioning vacuum-operated accessories (e.g., central locking, headlight range adjustment).
