Class:
Luxury Grand Tourer (GT)
Competitors:
BMW 8 Series, Lexus SC400, Cadillac Eldorado, Jaguar XJS
Body Style:
2-door Coupe (C140)
Powertrain Highlight:
Powerful V8 engine, advanced suspension technology (ABC)
Luxury Features:
High-quality interior materials, advanced comfort and convenience features for its era.
Manual Coverage:
Full Service, Repair, Diagnostics, Electrical Schematics, Maintenance
Estimated Page Count:
1500+
Type:
Service and Repair Manual Software (Digital)
Format:
Digital Software (Likely PDF or proprietary executable)
Powertrain:
Engine (M119), Transmission (722.6 '5G-Tronic'), Fuel System, Exhaust System
Chassis:
Suspension (Active Body Control - ABC), Steering, Brakes (ABS, ESP)
Electrical:
Full Vehicle Electrical System, ECUs, Wiring Diagrams, Lighting, Instruments, Infotainment
Body:
Exterior Body Panels, Interior Trim, Climate Control (ETS), Doors, Windows, Convertible Top (if applicable to CL)
Maintenance:
Scheduled Maintenance, Fluid Changes, Filter Replacements, Lubrication
Diagnostics:
Troubleshooting Guides, Diagnostic Trouble Codes (DTCs), Fault Finding Procedures
Repair:
Component Removal and Installation, Engine Overhaul, Transmission Rebuild, Suspension Components, Brake System Servicing
Special Procedures:
Active Body Control (ABC) System Servicing, Electronic Systems Calibration, Diagnostic Tool Usage (e.g., STAR Diagnosis)
Depth:
Comprehensive from basic checks to full engine and transmission overhauls, including detailed electrical schematics and diagnostic procedures.
Transmission Type:
5-speed Automatic (722.6 '5G-Tronic')
Gear Ratios:
3.93 / 2.43 / 1.41 / 1.00 / 0.73 (Reverse: 3.35)
Electronic Control:
Electronically controlled with hydraulic lock-up torque converter and adaptive shift programs.
Fluid Type:
MB 236.10 Automatic Transmission Fluid (ATF)
Capacity:
Approximately 8.0 Liters (with torque converter refill)
NHTSA Front Crash Test:
Not Specifically Rated (Vehicle design predates standardized comprehensive testing as we know it)
Airbags:
Driver and Front Passenger Airbags, Side Airbags (Optional/Standard depending on market)
Seatbelts:
3-point Inertia-reel Seatbelts with Pretensioners and Load Limiters
Chassis Construction:
High-strength steel safety cell
ABS:
Anti-lock Braking System (ABS)
Esp:
Electronic Stability Program (ESP)
Traction Control:
ASR (Acceleration Skid Control)
Headlights:
Halogen Projector Headlights, Optional Xenon Headlights
Head Unit:
Mercedes-Benz Audio 30 APS (Navigation and Radio)
Display:
Centralized LCD display for navigation, climate control, and vehicle settings.
Audio System:
Bose Premium Sound System (Optional)
Cruise Control:
Standard Cruise Control
Parking Assistance:
Parkingtronic (Ultrasonic Parking Assist) (Optional)
Telecommunications:
Integrated car phone (Optional, often obsolete by modern standards)
Climate Control:
Electronic Automatic Climate Control (ETS) with dual-zone functionality
Seats:
Electrically adjustable front seats with memory, heated and ventilated options.
Oil Change:
Every 7,500 - 10,000 miles (12,000 - 16,000 km) or annually, whichever comes first.
Transmission Fluid:
Inspect every 20,000 miles (30,000 km), Change interval typically around 40,000 - 60,000 miles (60,000 - 100,000 km), consult manual for specifics.
Brake Fluid:
Every 2 years
Engine Oil:
MB 229.1 (e.g., 0W-40, 5W-40, 10W-40 depending on climate and brand recommendation)
Coolant:
MB 325.0 Antifreeze/Coolant Concentrate (Blue)
Power Steering Fluid:
MB 236.3 (or equivalent approved fluid)
Abc Suspension:
Hydraulic line leaks, strut seal failures, pump wear, sensor issues leading to 'ABC Fault - Visit Workshop' messages.
Ignition Coils:
Coil pack failure leading to misfires and rough running.
Window Regulators:
Motor or regulator failure causing windows to not operate.
Εκctronic Modules:
Various control modules (e.g., ABS, ECU, SAM) can be prone to failure or corrosion over time.
Catalytic Converters:
Degradation or failure, especially if engine misfires have occurred.
Wiring Harnesses:
Degradation of insulation, especially in engine bay or near heat sources.
Heritage Focus:
Mercedes-Benz's long-standing reputation for engineering excellence, luxury, and safety.
Predecessor:
W126 SEC Coupe
Generation:
C140 (First Generation CL-Class)
Introduction Year:
1992 (as SEC Coupe variant of S-Class), 1996 (rebranded as CL-Class)
Production Years:
1992-1999
Manufacturing Location:
Sindelfingen, Germany