Segment:
Compact Executive Sedan/Coupe (C-Class)
Target Audience:
Owners seeking to perform their own maintenance and repairs, independent repair shops, and automotive enthusiasts.
Key Competitors:
BMW 3 Series (E36), Audi A4 (B5), Lexus IS200/IS300, Acura Integra.
Manufacturer Endorsement:
Officially Licensed, providing factory-accurate information.
Accessibility:
Digital format offers quick access and searchability compared to traditional printed manuals.
Content Depth:
Provides the same level of detail as official Mercedes-Benz service documentation used by dealerships.
Engine:
2.3L M111 Inline-4 (Supercharged)
Transmission:
5-speed Automatic
Chassis Systems:
Suspension, Steering, Brakes, Exhaust
Electrical Systems:
Engine Management, Lighting, Instrumentation, Body Electronics, ABS, Traction Control
Body And Interior:
Bodywork, Doors, Seats, HVAC
Type:
Official Factory Service Manual (Software)
Scope:
Comprehensive Repair and Service Manual
Format:
Software (likely digital access or installable program)
Powertrain:
Complete coverage of engine, transmission, fuel, ignition, and exhaust systems.
Chassis:
Detailed information on suspension components, steering systems (including power steering), braking systems (ABS, EBD), and wheel alignment.
Electrical:
Comprehensive schematics, diagnostics for engine control unit (ECU), body control module (BCM), lighting circuits, comfort systems, and diagnostic trouble codes (DTCs).
Climate Control:
Operation, diagnosis, and repair of HVAC systems, including refrigerant handling and component replacement.
Scheduled Maintenance:
Oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, belt inspections.
Engine Overhaul:
Detailed steps for engine disassembly, component inspection, repair, and reassembly, including torque specifications.
Transmission Service:
Fluid and filter changes, troubleshooting, and component-level repair procedures for the automatic transmission.
Brake Service:
Pad and rotor replacement, caliper service, brake fluid flush, ABS system bleeding, and component diagnostics.
Diagnostic Troubleshooting:
Step-by-step diagnostic flowcharts and procedures for identifying and resolving common and complex issues across all vehicle systems.
Diagnostic Capabilities:
Advanced diagnostic procedures, including interpretation of diagnostic trouble codes (DTCs) and use of specialized diagnostic tools (e.g., STAR DIAGNOSIS).
Repair Complexity:
Covers everything from basic fluid changes and filter replacements to complete engine and transmission rebuilds, suspension overhauls, and intricate electrical system diagnostics.
Wiring Diagrams:
Detailed electrical wiring schematics for all vehicle systems, crucial for electrical troubleshooting and repair.
Torque Specifications:
Precise torque values for all critical fasteners, essential for proper assembly and preventing component failure.
Software Requirements:
Requires compatible operating system and potentially specific software for access/installation.
Digital Resolution:
High resolution for clear diagrams, schematics, and text.
Digital Access:
N/A (Digital)
Digital Format:
PDF, HTML, or proprietary software format.
Engine Type:
Inline-4, Supercharged
Displacement:
2295 cc (2.3 Liters)
Bore X Stroke:
89.9 mm x 92.4 mm
Valvetrain:
DOHC, 4 valves per cylinder (16 valves total)
Supercharger:
Vortech centrifugal supercharger with intercooler
Horsepower SAE Net:
189 hp @ 5500 rpm
Torque SAE Net:
201 lb-ft @ 3500 rpm
Fuel Delivery:
Multi-point Fuel Injection (Bosch Motronic)
Fuel Type:
Premium Unleaded Gasoline (91 octane or higher recommended)
Engine Oil Capacity:
5.5 Liters (with filter)
Engine Oil Type:
Mobil 1 0W-40 Synthetic (MB Approval 229.5 recommended)
Transmission Type:
5-Speed Automatic
Transmission Model:
722.6 (Mercedes-Benz NAG V)
Shift Modes:
Comfort (C) and Sport (S) modes
Transmission Fluid Capacity:
Approximately 7.5 Liters (dry fill, varies with torque converter)
Transmission Fluid Type:
MB 236.10 or MB 236.12 Automatic Transmission Fluid (ATF), e.g., ATF 134.
Fcc Id:
N/A (Vehicle Safety Ratings)
ABS:
Standard Anti-lock Braking System (ABS)
Esp:
Optional Electronic Stability Program (ESP) available on some models/markets.
Traction Control:
ASR (Anti-Slip Regulation) - Traction Control System
Airbags:
Driver and front passenger airbags. Optional side airbags.
Seatbelts:
Pre-tensioning front seatbelts with force limiters.
Body Structure:
High-strength steel safety cage, crumple zones.
Audio System:
Factory AM/FM/CD or cassette player with amplifier. Bose sound system optional.
Navigation:
Optional factory navigation system (COMAND 2.0 for later W202 models, earlier may have different systems).
Parking Sensors:
Optional PARKTRONIC parking assist system available.
Cruise Control:
Standard cruise control.
Tele Aid:
Optional Tele-Aid system for emergency assistance.
Oil Change Interval:
Typically 10,000 miles (16,000 km) or 1 year, whichever comes first (with synthetic oil).
Transmission Service Interval:
Recommended every 30,000-60,000 miles (48,000-96,000 km) or as per service indicator.
Spark Plug Replacement:
Refer to manual, typically around 60,000-100,000 miles for iridium plugs.
Coolant Flush Interval:
Every 2-3 years or 30,000-50,000 miles.
Coolant Type:
Mercedes-Benz Approved Antifreeze/Coolant (e.g., G48 or similar silicate-free formula).
Brake Fluid Type:
DOT 3 or DOT 4 brake fluid (MB Approval 331.0).
Common Wear Items:
Mass airflow sensor (MAF), ignition coils, front suspension components (ball joints, control arm bushings), blower motor resistor, OVP relay.
Supercharger Belt:
The serpentine belt driving the supercharger and accessories can wear and require replacement.
Interior Quirks:
Sagging headliner, failing pixels in the instrument cluster, door panel creaks/rattles.
Electrical Gremlins:
Can sometimes suffer from intermittent electrical issues due to aging wiring or module failures.
Mercedes Benz Legacy:
Renowned for engineering, luxury, safety, and durability, dating back to the invention of the automobile.
W202 Introduction:
The W202 generation C-Class was introduced in 1993, replacing the 190 (W201) series. It marked Mercedes-Benz's entry into the compact executive segment.
C230 Variant:
The C230 Kompressor (supercharged) model was introduced in 1997 as part of a mid-cycle refresh for the W202 generation, offering enhanced performance over the naturally aspirated C220/C230.
Production Years:
W202: 1993-2000. C230 Kompressor variants appeared from 1997 onwards.
Manufacturing Locations:
Primary production in Germany, with plants in other countries including South Africa and USA.
General C Class Awards:
The W202 C-Class generally received positive reviews for its build quality, comfort, and handling, contributing to Mercedes-Benz's reputation.
Safety Ratings Legacy:
Early W202 models achieved good results in contemporary crash tests, reflecting Mercedes-Benz's commitment to safety.