Engine Mechanical:
Complete engine disassembly, assembly, inspection, and repair for all variants
Engine Control System:
Diagnosis and repair of electronic engine management systems (KE-Jetronic, etc.)
Fuel System:
Fuel injection system (Bosch KE-Jetronic and others), fuel pumps, injectors, lines
Cooling System:
Radiator, water pump, thermostat, coolant hoses, fan systems
Lubrication System:
Oil pump, oil filter, oil pan, lubrication passages
Ignition System:
Spark plugs, ignition coils, distributors, timing
Exhaust System:
Exhaust manifolds, catalytic converters (where applicable), mufflers, pipes
Transmission Manual:
Manual transmission repair, clutch system, linkages
Transmission Automatic:
Automatic transmission repair, torque converter, valve body, electronic control
Drive Shaft And Differential:
Drive shafts, universal joints, rear axle, differential case assembly
Suspension Front:
MacPherson struts, control arms, bushings, springs, shock absorbers
Suspension Rear:
Multi-link independent rear suspension, trailing arms, springs, shock absorbers
Steering System:
Power steering pump, steering gear, steering column, linkages
Brake System Front:
Disc brakes, calipers, pads, rotors, brake lines
Brake System Rear:
Disc brakes, calipers, pads, rotors, brake lines
Brake Actuation And Booster:
Brake master cylinder, brake booster, ABS system (where applicable)
Electrical System Charging:
Alternator, voltage regulator, battery, starter motor
Electrical System Starting:
Starter motor, ignition switch, starter relay
Lighting System:
Headlights, taillights, interior lighting, wiring
Instrumentation And Gauges:
Combination meter, warning lights, diagnostics
Windshield Wiper And Washer:
Wiper motor, linkages, blades, washer pump, nozzles
Power Accessories:
Power windows, power locks, sunroof control
Supplemental Restraint System Srs:
Airbags (driver, passenger), seat belt pre-tensioners, SRS control modules
Body And Chassis:
Body repair, rust prevention, structural components
Body Panels And Trim:
Doors, fenders, hood, trunk lid, bumpers, interior and exterior trim
HVAC System:
Heating, ventilation, and air conditioning (HVAC) system components and repair
Emission Control Systems:
Catalytic converters, EGR systems, charcoal canisters, emission related sensors
Maintenance:
Scheduled maintenance, fluid changes, filter replacements, lubrication
Troubleshooting:
Diagnostic procedures for all systems, common fault finding
Repair And Rebuild:
Detailed step-by-step instructions for component repair and complete system overhauls
Component Disassembly Assembly:
Complete breakdown and reassembly of all major and minor components
Wiring Diagrams:
Comprehensive electrical wiring diagrams for all circuits
Torque Specifications:
Precise torque values for all fasteners and critical components
Special Tools:
Identification and usage of specialized tools required for specific repairs
Depth:
Comprehensive, covering basic maintenance to full engine and transmission rebuilds
Oil Change Interval Km:
Typically 10,000 - 15,000 km (depending on oil type and driving conditions)
Major Service Interval Km:
Approximately 40,000 - 60,000 km for spark plugs, fuel filters, air filters, etc.
Engine Oil Type:
API SG or higher, SAE 10W-40, 15W-40, or 5W-40 depending on climate (check manual for specific MB approval numbers)
Coolant Type:
MB Approved Antifreeze/Coolant (Glycol-based), typically a pink or blue concentrate mixed 50/50 with distilled water
Brake Fluid Type:
DOT 3 or DOT 4 (check specific vehicle recommendation)
Transmission Fluid Automatic:
MB 236.1 or 236.3 (e.g., Dexron II/III compatible)
Transmission Fluid Manual:
MB 235.1 (GL-4 gear oil)
Common Problems Engine:
Head gasket leaks, oil leaks from valve cover and oil pan, vacuum line deterioration, timing chain stretch (higher mileage), KE-Jetronic fuel distributor issues.
Common Problems Suspension:
Worn control arm bushings, worn ball joints, sagging springs, leaking shock absorbers.
Common Problems Electrical:
Wiring harness degradation (especially engine bay), faulty fuel pump relays, instrument cluster issues, vacuum operated central locking failures.
Common Problems Body:
Rust, particularly in wheel arches, rocker panels, and under battery tray. Door seals, window seals can degrade.