Positioning:
Represents the pinnacle of luxury and engineering from Mercedes-Benz in the mid-1990s, targeting discerning clientele seeking comfort, performance, and cutting-edge technology.
Competitors:
Competed with other flagship luxury sedans such as the BMW 7 Series (E38), Lexus LS400, and Jaguar XJ.
Vehicle Highlights:
The W140 S-Class was renowned for its robust build quality, sophisticated engineering, advanced safety features for its time, and exceptionally quiet and comfortable cabin.
Manual Value Proposition:
An indispensable resource for owners to understand and operate their complex W140 S-Class, ensuring proper care and maximizing the vehicle's longevity and functionality.
Powertrain:
Engine operation, cooling system, fuel system, exhaust system, ignition system.
Drivetrain:
Transmission operation (automatic), differential, drive shafts.
Chassis And Suspension:
Braking system (ABS), steering system, suspension components, wheels and tires.
Electrical:
Battery, alternator, starter, lighting system, fuses, wiring harnesses, electronic control units (ECUs) basics.
Comfort And Convenience:
Climate control (automatic climate control), seats and adjustments, power windows, locks, mirrors, sunroof, audio system, navigation (if equipped), phone system (if equipped), voice recognition.
Safety Systems:
Supplemental Restraint System (SRS) - airbags, seat belt operation and adjustments, child restraint systems.
Operation And Controls:
Detailed explanation of all dashboard instruments, controls, switches, and indicators.
Pre Driving Checks:
Fluid level checks, tire pressure checks, visual inspections, starting procedures.
Driving Techniques:
Guidance on optimal driving techniques for the S-Class, including braking and acceleration.
Emergency Procedures:
Instructions for handling emergencies such as breakdowns, flat tires, jump-starting, and accident response.
Appearance And Care:
Recommendations for vehicle cleaning, washing, waxing, interior care, and paint protection.
Do It Yourself Maintenance:
Basic maintenance tasks that an owner can perform, such as checking/replacing wiper blades, topping up fluids, tire pressure adjustments.
Depth:
Focuses on owner-level understanding, operation, and basic maintenance. Does not include in-depth repair procedures or diagnostic codes found in a service manual.
Searchability:
Likely searchable text content, assuming it's not a scanned image without OCR.
Compatibility:
Compatible with all versions of Windows and Mac.
Requirements:
Adobe PDF Reader.
Quality:
Digital download quality; printable to original manual standards.
Original Binding:
Perfect bound (typical for factory owner's manuals).
Original Paper:
High-quality glossy paper (typical for luxury vehicle manuals).
NHTSA Rating 1996:
NHTSA data for this specific model and year may not be readily available in a standardized format comparable to modern ratings. However, Mercedes-Benz prioritized safety extensively.
ABS:
Standard Anti-lock Braking System (ABS).
Traction Control:
Optional (ASR - Acceleration Slip Regulation on some models).
Airbags:
Driver and front passenger airbags (SRS - Supplemental Restraint System).
Seat Belts:
Three-point inertia-reel seat belts with belt tensioners.
Door Impact Beams:
Reinforced door structures.
Headrests:
Active head restraints (optional on some models).
Audio System:
Factory premium audio system, often with cassette and CD changer integration.
Navigation:
Optional factory navigation system (CNS - Command Navigation System) introduced in later W140 models, though base W140s may not have it.
Cruise Control:
Standard electronic cruise control.
Parking Sensors:
Optional front and rear parking assist sensors (Parktronic).
Phone System:
Optional integrated car phone system.
Climate Control:
Automatic climate control with dual-zone temperature and air distribution settings.
Seats:
Power-adjustable front seats with memory, heated seats, and optional orthopedic/ventilated seats.
Windows And Mirrors:
Power windows, power mirrors with heating, and auto-dimming rearview mirror.
Service Intervals General
Oil Change Interval:
Approximately every 7,500 - 10,000 miles or 12 months, whichever comes first, depending on driving conditions. Consult manual for specific 'Service A' or 'Service B' indicators.
Major Service Interval:
Significant services typically occur at 30,000, 60,000, 90,000, and 100,000-mile intervals, involving checks and replacements of various fluids, filters, belts, and components.
Engine Oil:
SAE 5W-40 or 10W-40 (API SG or higher) depending on climate. Refer to manual for precise MB specifications (e.g., MB 229.1).
Coolant:
Mercedes-Benz approved coolant (e.g., MB 325.0/326.0) with a 50/50 mix of distilled water.
Power Steering Fluid:
MB 236.3 (ATF Dexron II).
Cooling System:
Plastic coolant reservoir cracking, failing water pump seals, and hose degradation over time.
Electronics:
Distributorless ignition components (coil packs, crank sensors), SAM units, and window regulators can be prone to failure.
Suspension:
Hydropneumatic self-leveling suspension (optional) can develop leaks in accumulators or struts.
Door Locks:
Vacuum-operated central locking system can have leaking lines or pump failures.
Engine Mounts:
Hydraulic engine mounts can degrade, leading to increased vibration.
Legacy:
Mercedes-Benz has a long-standing reputation for engineering excellence, safety, and luxury automobiles since its inception.
W140 Introduction:
The W140 chassis was introduced in 1991 as the successor to the W126 S-Class, representing a significant leap in size, technology, and luxury.
W140 Facelift:
The 1996 model year represents a mid-cycle facelift (introduced in 1995) for the W140, which included updated styling cues and further technological enhancements.
Production Years:
W140 production ran from 1991 to 1998.
Manufacturing Location:
Germany.