Diagnostic Procedures:
Extensive troubleshooting guides, fault code interpretation, diagnostic flowcharts.
Mechanical Systems:
Engine, transmission, drivetrain, suspension, steering, brakes.
Electrical Systems:
Wiring diagrams, component location, diagnostic procedures for all electrical systems.
Body And Chassis:
Bodywork repair, interior trim, chassis components, convertible top mechanisms (if applicable).
Maintenance Schedules:
Detailed factory recommended maintenance intervals and procedures.
Heating Ventilation And Air Conditioning:
HVAC system operation, diagnostics, and repair.
Safety Systems:
Airbag systems, ABS, ESP, seatbelt mechanisms.
Comfort And Convenience:
Power seats, windows, locks, mirrors, cruise control, keyless entry.
Special Equipment:
COMAND infotainment system, active suspension (ABC), bi-xenon headlights.
Estimated Pages:
Over 2000 pages (typical for comprehensive Mercedes-Benz software).
Type:
Official Factory Service Manual / Repair Manual Software
Software Format:
Digital Software (likely a proprietary application or PDF collection)
Engine Mechanical:
V12 Bi-Turbo engine (M275 in later 2004 models), cylinder heads, pistons, crankshaft, camshafts, valve train, lubrication, cooling.
Engine Management:
ECU diagnostics, fuel injection, ignition timing, emissions control, turbocharger systems.
Transmission Automatic:
5-speed automatic transmission (722.6) diagnostics, repair, fluid service, torque converter.
Drivetrain:
Rear-wheel drive, driveshafts, differential, axles.
Suspension Active:
Active Body Control (ABC) system: hydraulics, accumulators, struts, pump, diagnostics, bleeding procedures.
Suspension Passive:
Springs, shock absorbers (in conjunction with ABC), control arms, bushings.
Steering:
Power steering system, steering gear, steering column, adjustments.
Brakes:
Hydraulic system, ABS, ESP, brake discs, pads, calipers, parking brake, hydraulic fluid specifications.
Electrical Power Supply:
Battery, alternator, starter motor, voltage regulation.
Lighting:
Headlights (bi-xenon), taillights, interior lighting, fog lights, wiring diagrams.
Instrumentation And Controls:
Instrument cluster, gauges, switches, warning lamps, climate controls, COMAND interface.
Comfort Systems:
Power seats, seat memory, heated/ventilated seats, automatic climate control, door locks, windows, mirrors, sunroof.
Infotainment:
COMAND 2.5 NTG 1 (or similar), radio, CD changer, navigation, telephone integration.
Safety Restraints:
Airbag system (SRS), control modules, sensors, seatbelt pretensioners.
Body Structural:
Body panel replacement, structural integrity, corrosion protection.
Interior Trim:
Dashboard, door panels, headliner, console removal and installation.
Diagnostics Tools:
Use of Star Diagnosis (SDS) or equivalent diagnostic tools.
Routine Maintenance:
Oil and filter changes, air filter replacement, spark plug replacement, fluid checks and top-offs.
Major Engine Repair:
Engine overhaul, cylinder head removal and installation, piston and ring replacement, bearing replacement.
Transmission Overhaul:
Complete disassembly, inspection, and reassembly of the 722.6 transmission.
Brake System Service:
Pad and rotor replacement, caliper service, brake bleeding, ABS component replacement.
Suspension Component Replacement:
ABC strut replacement, hydraulic line repair, pump replacement, alignment procedures.
Electrical Troubleshooting:
Step-by-step diagnostics for electrical faults using wiring diagrams.
Ac System Service:
Refrigerant recharge, leak detection, component replacement, system evacuation.
Body Panel Replacement:
Door, fender, hood, trunk lid removal and installation, adjustments.
Interior Component Repair:
Dashboard removal, seat repair, door panel repair, headliner repair.
Software Updates And Coding:
Procedures for updating control unit software and coding new modules (requires appropriate tools).
Component Testing:
Specific tests for sensors, actuators, and control modules.
Depth:
Comprehensive, covering everything from basic maintenance to complete component overhaul and advanced diagnostics.
Diagnostic Capability:
Detailed diagnostic flowcharts, symptom-to-cause analysis, and troubleshooting trees.
Repair Instructions:
Step-by-step repair procedures with torque specifications, special tool requirements, and illustrative diagrams.
Wiring Diagrams:
Complete and detailed electrical wiring schematics for all systems.
Part Identification:
Identification of components and their associated part numbers (often requires separate EPC or VIN lookup).
Adjustment Procedures:
Detailed instructions for all necessary adjustments, from ignition timing to door alignment.
Oil Change Interval:
Variable Service Interval (VSI) system, typically every 10,000 to 15,000 miles (16,000 to 24,000 km) or 12 months, whichever comes first, depending on driving conditions.
Major Service Interval:
Refer to Service A and Service B indicators within the vehicle, typically around 30,000 miles (48,000 km) for more comprehensive checks.
Engine Oil:
Mobil 1 Formula 229.5 (Synthetic) - SAE 0W-40 or 5W-40.
Transmission Fluid:
MB Approval 236.12 (e.g., Pentosin ATF 134 or equivalent).
Coolant:
Mercedes-Benz Approved Antifreeze/Coolant (G48 specification - blue/green).
Brake Fluid:
DOT 4 Plus (MB Approval 331.0).
Power Steering Fluid:
MB Approval 236.3 (e.g., Pentosin CHF 11S).
Abc System Leaks:
Hydraulic leaks from hoses, struts, or accumulators are common on high-mileage units. Requires specialized diagnosis and repair.
Coil Packs And Spark Plugs:
Misfires due to failing coil packs or fouled spark plugs, especially on the V12.
Electronically Controlled Suspension Sensors:
Failure of ride height sensors or pressure accumulators can lead to system errors.
Infotainment System Glitches:
COMAND system can experience occasional glitches, screen issues, or navigation problems.
Door Lock Actuators:
Failure of central locking actuators can lead to doors not locking or unlocking properly.
Oil Filter:
e.g., Mann HU718/5y, Mahle OX171/1D (verify with VIN).
Air Filter Engine:
e.g., Mann C35189/2, Mahle LX1750/1 (verify with VIN).
Spark Plug:
e.g., NGK Iridium BKR6EIX-11 (verify with VIN for exact type).