Segment:
Luxury Grand Tourer Coupe.
Competitors:
BMW 8 Series (E31), Lexus SC 400, Jaguar XJS.
Design:
Sleek, aerodynamic coupe bodywork, pillarless hardtop design, commanding road presence.
Performance:
Powerful V8 engine, refined ride, sophisticated handling for its era.
Luxury:
Premium interior materials, advanced (for the time) comfort and convenience features, exceptional build quality.
Powertrain:
Engine (M119.970), Fuel System, Ignition System, Exhaust System, Cooling System, Lubrication System.
Transmission:
4-speed Automatic Transmission (722.3xx series), Drivetrain, Driveshafts, Differentials.
Chassis:
Suspension (Front & Rear), Steering System, Brakes (ABS included), Wheels & Tires.
Electrical:
Engine Control Module (ECM/DME), Body Control Module (BCM), Lighting System, Power Accessories, Battery & Charging System, Diagnostic Trouble Codes (DTCs).
Body And Interior:
Body Panels, Doors, Windows, Seats, HVAC System, Interior Trim, Convertible Top Mechanism (if applicable to specific sub-models, though 1993 is Coupe).
Emission Control:
Catalytic converter systems, EGR (Exhaust Gas Recirculation) if applicable, emission control sensors and diagnostics.
Maintenance:
Routine service intervals, fluid changes, filter replacements, lubrication points, pre-delivery inspections.
Repair And Overhaul:
Engine overhaul, transmission rebuild, brake caliper replacement, suspension component refurbishment, electrical component diagnosis and repair.
Diagnostics:
Troubleshooting charts, symptom-based diagnostics, wiring diagrams, diagnostic connector locations, specific diagnostic procedures for common faults.
Specifications And Tolerances:
Torque specifications, engine clearances, valve lash, gap settings, fluid capacities, pressure specifications.
Special Tools:
Identification and usage of specialized Mercedes-Benz tools required for specific repairs and diagnostics.
Depth:
Detailed diagnostic procedures, component-level repair instructions, wiring schematics, exploded views, special tool recommendations, overhaul procedures.
Crash Test Ratings:
NHTSA ratings not readily available for this specific year and model, but generally considered very safe for its era due to robust construction.
Traction Control:
ASR (Anti-Slip Regulation) - Traction Control System
ABS:
Anti-lock Braking System (ABS)
Airbags:
Driver-side airbag
Seatbelts:
3-point front and rear seatbelts, front seatbelt pre-tensioners.
Body Construction:
Reinforced safety cage, energy-absorbing crumple zones.
Audio System:
Optional Becker AM/FM Cassette stereo with CD changer capability.
Display:
Analog gauges, central information display in instrument cluster.
Cruise Control:
Standard Electronic Cruise Control.
Seat Adjustment:
Fully electric front seats with memory functions.
Connectivity Features:
Limited by era; no Bluetooth or USB connectivity. May have provisions for an external phone system.
Climate Control:
Automatic Climate Control (ECC - Electronic Climate Control) with dual-zone functionality.
Oil Change Interval:
Every 7,500 miles or 12 months, whichever comes first (under normal driving conditions).
Major Service Interval:
Refer to Service A/B Schedule, typically around 15,000-30,000 miles for comprehensive checks and replacements.
Engine Oil Specification:
MB 229.1 or MB 229.3 (API SG/SH or higher) SAE 0W-40 or 5W-40.
Engine Oil Capacity:
8.0 Liters (approx. 8.5 US Quarts) with filter change.
Coolant Specification:
Mercedes-Benz Coolant/Antifreeze Formula 325.0 (Glysantin G05 or equivalent), mixed 50/50 with distilled water.
Brake Fluid Specification:
DOT 4.
Power Steering Fluid Specification:
MB 236.3 Specification Hydraulic Fluid (e.g., Pentosin CHF 11S, Febi Bilstein 06161).
Wiring Harness:
Biodegradable insulation on wiring harnesses can deteriorate, leading to electrical faults. (Common in many Mercedes of this era).
Window Regulators:
Electric window regulators can be prone to failure.
Door Locks:
Central locking system vacuum leaks or pump failures can occur.
Suspension Components:
Wear in control arm bushings and ball joints.
Climate Control:
Dual-zone climate control system issues, blend door actuator failures.
Heritage:
Mercedes-Benz has a long-standing reputation for engineering excellence, luxury, and durability, dating back to the invention of the automobile.
Predecessor:
W126 S-Class Coupe (SEC).
Generation:
First generation of the S-Class Coupe (C140 platform).
Successor:
C215 CL-Class.
Production Years:
1992-1998 (C140).
Manufacturing Location:
Sindelfingen, Germany.
