Segment:
Executive Mid-size Sedan
Usp:
Combination of comfort, luxury, advanced engineering, and robust performance characteristic of Mercedes-Benz.
Competitors:
BMW 5 Series (E39), Audi A6 (C5), Lexus GS300, Jaguar S-Type.
Exterior Design:
Classic W210 design language, characterized by the 'quad-headlight' (though revised in this generation) and elegant lines.
Interior Appointments:
High-quality materials, comfortable seating, premium sound systems, advanced climate control, and a driver-focused cockpit.
Engine:
3.2L M112 V6 engine: teardown, assembly, timing, lubrication, cooling, fuel injection, emissions control, diagnostics.
Transmission:
5-speed Automatic Transmission (722.6): operation, removal, installation, internal components, hydraulics, electronic controls, diagnostics.
Brakes:
ABS, ESP (Electronic Stability Program), hydraulic system, brake calipers, rotors, lines, bleeding procedures, diagnostics.
Suspension:
Front and rear suspension systems, shock absorbers, springs, control arms, ball joints, steering components, alignment specifications.
Electrical:
Wiring diagrams, fuse box layouts, lighting systems, power windows, mirrors, seats, climate control, SRS (Supplemental Restraint System), ignition system, starter, alternator, battery diagnostics.
Bodywork:
Body panel removal and installation, doors, hood, trunk, bumpers, glass replacement, interior trim, body repair techniques.
HVAC:
Climate control system, air conditioning compressor, refrigerant, blower motor, control panel, actuators, diagnostics.
Maintenance:
Oil and filter changes, air filter replacement, spark plug replacement, coolant flush, brake fluid flush, drive belt replacement, scheduled maintenance intervals.
Repair:
Engine component replacement (e.g., water pump, thermostat, fuel injectors), transmission service, brake system repair, suspension component replacement, electrical component troubleshooting and replacement.
Diagnostics:
Troubleshooting common issues, diagnostic trouble codes (DTCs), use of diagnostic tools (e.g., OBD-II scanner, SDS - Star Diagnosis System).
Overhaul:
Engine and transmission rebuild procedures, including disassembly, inspection of parts, machining specifications, and reassembly.
Depth:
Professional level, suitable for experienced technicians. Covers detailed specifications, torque values, diagnostic flowcharts, and component-level repair.
Digital Quality:
High-resolution scans, clear text, and searchable content (if PDF with OCR).
Print Readability:
Designed for clear reproduction, with legible text and diagrams for printing.
Binding:
Not applicable for digital format; if physical, likely professional binding for durability.
Paper Quality:
Not applicable for digital format; original manuals used durable paper suitable for workshop environments.
Engine Type:
3.2L V6 (SOHC, 18 valves)
Horsepower:
221 hp @ 5500 rpm
Torque:
232 lb-ft @ 3000-4400 rpm
Fuel Delivery:
Electronic Fuel Injection (EFI), Sequential Multi-port Fuel Injection (SMPI)
Fuel Type:
Unleaded Premium Gasoline (91 octane or higher recommended)
Engine Design:
Lightweight aluminum block and cylinder heads, twin-spark ignition (two spark plugs per cylinder for improved combustion efficiency).
NHTSA Front Impact:
Good (for vehicles of this era tested)
IIHS Side Impact:
Acceptable/Good (depending on specific year and testing parameters)
Traction Control:
ASR (Anti-Slip Regulation)
Stability Control:
ESP (Electronic Stability Program)
ABS:
Standard Anti-lock Braking System
Airbags:
Frontal airbags for driver and passenger, optional side airbags (head/thorax).
Seatbelts:
Pretensioning seatbelts with force limiters.
Audio System:
Premium audio systems often included optional Bose sound systems, CD players, and radio receivers.
Navigation:
Optional factory navigation system available, typically with a CD-ROM based map database.
Cruise Control:
Standard cruise control with speed limiter function.
Parking Assist:
Optional rear park assist sensors might be available on some models.
Remote Keyless Entry:
Standard remote key fob for locking/unlocking doors and trunk.
Teleaid:
Optional Tele Aid emergency assistance system.
Oil Change Interval:
Typically every 7,500 to 10,000 miles or 12 months, whichever comes first (refer to manual for exact intervals based on driving conditions).
Transmission Service Interval:
Every 40,000 to 60,000 miles (fluid and filter change).
Spark Plug Replacement Interval:
Approx. 100,000 miles for iridium-tipped spark plugs (as used in M112).
Engine Oil Type:
SAE 0W-40 or 5W-40 Synthetic (MB 229.5 specification recommended)
Engine Oil Capacity:
8.0 Liters (with filter)
Coolant Type:
MB Specification 325.0 or 326.0 (Ethylene Glycol based, long-life coolant, typically blue or green)
Brake Fluid Type:
DOT 4 (MB Specification 331.0)
Oil Cooler Seals:
Leaking oil cooler seals can cause coolant contamination.
Crankshaft Position Sensor:
Failure can lead to no-start or stalling issues.
Mass Airflow Sensor:
Can become dirty or fail, affecting engine performance and fuel economy.
Headliner Fabric:
The adhesive holding the headliner fabric can degrade over time, causing sagging.
Evaporative Emission Control System:
Faults in the EVAP system (e.g., charcoal canister, vent valve) can trigger check engine lights.
Legacy:
Mercedes-Benz has a long-standing reputation for engineering excellence, luxury, and safety dating back to the early 20th century.
W210 Generation:
The W210 E-Class, introduced in 1995, represented a significant design departure from its predecessor, featuring a more rounded and aerodynamic profile.
1999 Updates:
The 1999 model year saw a facelift for the W210, including revised front and rear styling (e.g., updated headlights, grille, and bumper), improved interior materials, and the introduction of the new M112 V6 engine.
Production Period:
W210 E-Class: 1995-2002. The 1999 E320 represents the post-facelift model.
