Segment:
Full-size Luxury Sedan
Competitors:
BMW 7 Series (E38), Lexus LS400 (XF20), Audi A8 (D2), Jaguar XJ (XJ40/X300)
Technology:
Advanced comfort features, robust engineering, emphasis on build quality and ride comfort, introduction of new technologies for the era.
Brand Heritage:
Continues Mercedes-Benz's legacy of building prestigious and technologically advanced luxury vehicles.
Systems:
Engine, Transmission, Drivetrain, Suspension, Steering, Brakes, HVAC, Electrical System, Bodywork, Interior Components, Diagnostics, Troubleshooting
Type:
Official Factory Service & Repair Manual
Powertrain:
Detailed coverage of the M119 V8 engine, including timing, fuel injection, ignition, emissions, and cooling systems. Complete transmission service and repair for the 4-speed automatic (722.5) transmission.
Chassis:
Comprehensive information on suspension (front and rear multi-link), steering (power-assisted recirculating ball), and braking systems (ABS, ventilated discs).
Electrical:
Extensive wiring diagrams, component testing, fuse and relay identification, diagnosis of common electrical faults, CAN bus system basics (where applicable), comfort electronics.
Maintenance:
Scheduled maintenance intervals, oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, belt inspection and replacement.
Repair:
Step-by-step repair procedures for engine components (head gasket, oil pump), transmission overhaul, brake caliper replacement, suspension bushing replacement, electrical module repair.
Diagnostics:
Troubleshooting guides for common symptoms, diagnostic trouble codes (DTCs) interpretation, procedures for using diagnostic tools (e.g., OBD-II interface for 1996+ but relevant diagnostic principles apply).
Depth:
Includes detailed specifications, torque values, diagnostic procedures, and rebuild instructions suitable for professional technicians and advanced DIY enthusiasts.
Compatibility:
Compatible with Windows operating systems (specify version range if known, e.g., XP, Vista, 7, 8, 10).
Quality:
High-resolution, searchable text and clear, scalable diagrams and illustrations.
Engine Type:
V8, SOHC, 32-valve
Displacement:
4973 cc (5.0 Liters)
Horsepower:
315 hp @ 5600 rpm
Torque:
347 lb-ft @ 3900 rpm
System:
Bosch Motronic M5.2 Electronic Fuel Injection
ECU:
Engine Control Unit (ECU) managing fuel, ignition, and diagnostics.
Type:
Water-cooled, thermostatically controlled.
Airbags:
Driver and front passenger airbags.
Seatbelts:
Height-adjustable front seatbelts with pretensioners, rear three-point seatbelts.
ABS:
Anti-lock Braking System (ABS) standard.
Traction Control:
ASR (Acceleration Slip Regulation) often standard or available.
NHTSA Driver:
Not explicitly rated by NHTSA for this specific year/model in the modern sense, but designed to high European safety standards.
Audio System:
Premium sound systems (e.g., Bose available), cassette deck and AM/FM radio. CD changer optional.
Cruise Control:
Standard cruise control with electronic speed regulation.
Climate Control:
Dual-zone automatic climate control with active carbon filter.
Seats:
Power-adjustable front seats with memory, heated seats, lumbar support.
Windows:
Power windows with express-down function for driver's window.
Doors:
Soft-close doors and trunk lid.
Headlights:
Halogen headlights with headlight washers and wipers; Xenon HID optional on some later models, but not typically 1995. Manual covers standard systems.
Oil Change:
Every 7,500 - 10,000 miles or annually, whichever comes first. Consult manual for exact interval based on driving conditions.
Transmission Service:
Every 40,000 - 60,000 miles. Includes fluid and filter change.
Coolant Flush:
Every 30,000 - 50,000 miles.
Engine Oil:
SAE 5W-40 or 0W-40 synthetic oil meeting MB 229.1 or MB 229.5 specifications.
Coolant:
Mercedes-Benz Specification 325.0 (Glysantin G48 or equivalent).
Brake Fluid:
DOT 3 or DOT 4 (ensure compliance with MB specifications).
Ignition System:
Spark plug wells can accumulate oil; distributorless ignition systems are generally reliable.
Cooling System:
Plastic coolant pipes and hose connections can become brittle and leak over time. Water pump seals may fail.
Electrical System:
Wiring harness degradation (especially insulation), failure of vacuum lines for central locking/door closure, headlight leveling system issues, blower motor resistor failure.
Suspension:
Control arm bushings and ball joints can wear, leading to knocking sounds and uneven tire wear.
Typical Repairs:
Replacement of OVP (Over Voltage Protection) relay, ABS sensors, MAS (Mass Airflow Sensor), fuel pump, various vacuum actuators.
Legacy:
Mercedes-Benz has a long history of producing flagship luxury sedans synonymous with quality, safety, and innovation.
W140 Introduction:
The W140 generation, introduced in 1991, represented a significant technological leap over its predecessor (W126), with a focus on improved aerodynamics, safety, and an extensive list of comfort features.
1995 Updates:
Minor updates may have occurred, typical of mid-cycle refinements. Focus on refinement and further integration of electronics.
Manufacturing Location:
Germany
