🏷️ Basic Information

Make:

Mercedes-Benz

Model:

300CE

Year:

1992

Chassis Code:

C124

Generation:

W124 Coupe (Second Generation)

👋 Introduction

Market Position:

Premium personal luxury coupe, targeting discerning buyers valuing build quality, comfort, and sophisticated engineering.

Competitive Analysis:

Competed with other European luxury coupes such as the BMW 3 Series Coupe (E36), Audi Coupe, and other premium grand tourers. Known for its robust build quality and enduring design.

Key Features:

Elegant pillarless coupe design, robust W124 chassis, refined M104 inline-six engine, high-quality interior materials, advanced safety features for its era.

📋 Manual Details

Coverage Areas:

All aspects of service, repair, and maintenance for the 1992 Mercedes-Benz 300CE

Page Count:

Over 1000 pages

Manual Type:

Comprehensive Service and Repair Manual

Language:

English

Format:

Digital (PDF sections), Viewable and printable

📖 Manual Coverage

Systems Covered:

Engine mechanical, Fuel system, Ignition system, Emission control, Cooling system, Lubrication system, Clutch, Manual and Automatic transmissions, Driveshaft, Differential, Suspension (front and rear), Steering system, Brake system (including ABS), Body (interior and exterior), Electrical system (including wiring schematics), HVAC system, Pre-delivery inspection, Maintenance schedules

Procedures Included:

Scheduled maintenance, Routine checks, Component diagnosis and troubleshooting, Removal and installation of all major and minor components, Engine overhaul, Transmission repair, Suspension overhaul, Brake system service, Electrical system diagnostics and repair, Air conditioning service, Body panel repair and replacement, Torque specifications for all fasteners

Technical Depth:

Detailed diagnostic procedures, in-depth repair instructions, complete overhaul procedures, specialized tool requirements, part number identification, wiring diagrams for all circuits

📊 Manual Specifications

File Format:

PDF (Portable Document Format)

Print Quality:

High resolution, suitable for printing individual pages or sections

Binding Type:

N/A (Digital format)

Paper Type:

N/A (Digital format, printable on any paper type)

⚙️ Engine Specifications

Engine Code:

M104.980

Engine Type:

Naturally Aspirated Inline-6 Cylinder

Displacement:

3.0 Liters (2960 cc)

Horsepower:

217 hp @ 5800 rpm

Torque:

228 lb-ft (310 Nm) @ 4400 rpm

Fuel Delivery:

Bosch KE-Jetronic Fuel Injection (with Electronic Control Unit)

Valve Train:

DOHC (Dual Overhead Camshafts), 4 Valves per Cylinder

Compression Ratio:

9.2:1

🔧 Transmission

Transmission Type:

4-Speed Automatic (4G-TRONIC)

Transmission Type:

5-Speed Manual (less common for 300CE in this year)

Transmission Fluid Type:

MB 236.1 (e.g., ATF Dexron II or equivalent)

📐 Dimensions

Length:

187.2 inches (4755 mm)

Width:

69.1 inches (1755 mm)

Height:

55.2 inches (1402 mm)

Curb Weight:

Approx. 3570 lbs (1620 kg)

Gross Vehicle Weight Rating:

Approx. 4585 lbs (2080 kg)

🛡️ Safety Features

Safety Ratings:

N/A (Official crash test ratings for this specific model year from agencies like NHTSA are not as readily available as for modern vehicles. However, Mercedes-Benz W124 chassis is renowned for its robust safety cage and crumple zones.)

Active Features:

Anti-lock Braking System (ABS)

Passive Features:

Front airbags (driver and passenger), front seatbelt pretensioners, reinforced safety cell, impact-absorbing steering column

💡 Technology Features

Infotainment System:

Basic analog radio with cassette player, optional CD changer. Limited integration by modern standards.

Driver Assistance Features:

Cruise control, Anti-lock Braking System (ABS).

Connectivity:

N/A (No factory Bluetooth, USB, or smartphone integration)

Climate Control System:

Manual or optional automatic climate control (often referred to as Thermatic or Thermotronic), capable of maintaining cabin temperature. Can be complex to service due to vacuum actuators and electronic controls.

🔧 Maintenance

Oil Change Interval:

Every 7,500 - 10,000 miles or annually, depending on driving conditions (consult manual for specific interval and oil type).

Coolant Flush Interval:

Every 2-3 years or as per manual recommendation (typically using MB spec coolant).

Transmission Service Interval:

Every 40,000 - 60,000 miles for fluid and filter change.

Engine Oil Specification:

API SG or higher, ACEA A2 or A3. Viscosity typically 15W-40 or 10W-40 depending on climate. Consult manual for precise recommendation.

Coolant Specification:

Mercedes-Benz specification 325.0 (Glysantin G48 equivalent)

Brake Fluid Specification:

DOT 3 or DOT 4

Known Issues:

Cracking of dashboard and interior plastics due to age, wiring harness degradation (especially insulation), potential for head gasket issues on high-mileage M104 engines, vacuum leak issues affecting idle and performance, sagging headliner, window regulator failures, distributor-less ignition system (HFM) complexity for diagnostics.

Oil Filter Part Number:

e.g., Mann-Filter W104/1 or Mercedes-Benz A1041800209

Air Filter Part Number:

e.g., Mann-Filter C33100 or Mercedes-Benz A1040940804

Spark Plug Part Number:

e.g., Bosch FGR7KQE0 or NGK PFR5N-11

📚 Vehicle History

Brand Heritage:

Mercedes-Benz, founded in 1926, has a long-standing reputation for engineering excellence, luxury, safety, and durability.

Model Evolution:

The W124 Coupe (C124) was introduced in 1987 as a more stylish and sporty variant of the successful W124 sedan. The 300CE was a significant iteration, featuring the advanced M104 inline-six engine.

Production Years:

W124 Coupe: 1987-1996. 300CE specific variants were produced throughout this period, with updates to engine and features over the years.

🏆 Awards & Recognition

Recognitions:

The W124 platform as a whole received numerous accolades for its engineering and build quality, often cited as one of the best-built Mercedes-Benz models. While specific awards for the '92 300CE may not be widely published, the model represents the pinnacle of the W124 coupe's development.