Segment:
Luxury Grand Tourer Coupe
Target Audience:
Owners and independent repair facilities specializing in high-end Mercedes-Benz vehicles
Competitors 1999:
BMW 8 Series, Lexus SC400/SC300, Jaguar XK8
Vehicle Emphasis:
V12 engine, advanced suspension (ABC), premium luxury, advanced technology for its era
Manual Value Proposition:
Provides official, factory-level diagnostic and repair information essential for maintaining and servicing this complex luxury vehicle.
Engine Coverage:
M137 V12 Engine (5.8L)
Transmission Coverage:
5G-TRONIC Automatic Transmission (722.6)
Electrical System Coverage:
Comprehensive wiring diagrams, component testing, CAN bus systems
Chassis Coverage:
Suspension, steering, brakes (ABC suspension, ABS, ESP)
Body And Interior Coverage:
Body repair, interior trim, climate control, SRS airbags
Estimated Page Count:
1500+
Type:
Official Factory Service & Repair Manual Software
Format:
Software (CD-ROM/Downloadable Digital Format)
Powertrain:
Engine mechanical, fuel injection, ignition, emissions, exhaust, cooling, lubrication
Drivetrain:
Automatic transmission (hydraulic control, electronics), final drive, driveshafts
Suspension And Steering:
Active Body Control (ABC), hydropneumatic suspension, power steering, steering gear
Braking System:
Hydraulic brake system, ABS, Brake Assist, ESP, parking brake
Electrical System:
Battery, charging system, starter, lighting, power windows/locks/seats, instrument cluster, diagnostic port (OBD-II)
Climate Control:
Automatic climate control (THERMOTRONIC), A/C system, heating, ventilation
Safety Systems:
SRS airbag system, seatbelt pretensioners, occupant detection
Maintenance:
Scheduled maintenance, oil changes, filter replacements, fluid checks and changes
Diagnostics:
Troubleshooting guides, diagnostic trouble codes (DTCs), component testing procedures
Repair:
Step-by-step repair instructions for all major systems, including engine, transmission, suspension, brakes, and electrical components
Overhaul And Rebuild:
Detailed procedures for engine and transmission overhauls, including specifications and tolerances
Troubleshooting Flowcharts:
Systematic troubleshooting using flowcharts based on symptoms
Depth:
Comprehensive; covers basic maintenance to complete engine and transmission rebuilds, including complex electronic diagnostics and calibration
Diagnostic Tools Required:
Mentions use of STAR Diagnosis System (SDS) and other specialized Mercedes-Benz tools
Software Requirements:
Compatible with Windows operating systems (e.g., Windows 95, 98, NT, 2000, XP)
Digital Quality:
High-resolution text and diagrams, searchable content
Paper Type:
N/A (Software)
NHTSA Front Crash Test Rating:
Not specifically rated for this individual model year, but Mercedes-Benz vehicles of this era generally performed well.
ABS:
Standard Anti-lock Braking System (ABS)
Esp:
Standard Electronic Stability Program (ESP)
Bas:
Standard Brake Assist (BAS)
Airbags:
Driver and front passenger airbags, side airbags
Seatbelts:
3-point inertia-reel seatbelts with pretensioners and force limiters
Structural Reinforcement:
High-strength steel construction and advanced crumple zones
Audio System:
Bose premium sound system, optional CD changer
Navigation:
Optional COMAND (Cockpit Management and Navigation) system
Cruise Control:
Standard cruise control with speed limiter
OBD Ii:
On-board diagnostics compliant with OBD-II standards for emissions and general system monitoring.
Features:
Power adjustable seats with memory, heated seats, automatic climate control, xenon headlamps, power sunroof.
Oil Change Interval:
Every 10,000 miles or 12 months, whichever comes first (with synthetic oil)
Transmission Fluid Change:
Typically recommended every 40,000-60,000 miles for optimal performance and longevity.
Engine Oil:
API SJ or higher, SAE 0W-40 or 5W-40 synthetic oil
Coolant:
Mercedes-Benz approved silicate-free antifreeze/coolant (e.g., ZEREX G-48 or equivalent)
Brake Fluid:
DOT 4 Plus (e.g., DOT 4 LV)
Common Faults C140:
ABC suspension hydraulic leaks, EIS (Electronic Ignition Switch) failure, window regulator issues, coil pack failures, catalytic converter degradation.
Troubleshooting Focus:
Manual provides detailed diagnostic procedures for common electronic and hydraulic system faults.
Manufacturer History:
Mercedes-Benz is renowned for its engineering prowess, safety innovations, and luxury vehicle production dating back to the early 20th century.
Cl Class Predecessor:
The CL-Class evolved from the S-Class Coupe lineage, building on the flagship S-Class platform.
C140 Generation:
The C140 platform (1992-1999) represented a significant evolution in design and technology for Mercedes-Benz's large coupe.
Production Years C140:
1992-1999
Manufacturing Location:
Germany
