Engine Mechanical:
Engine assembly, cylinder head, valve train, pistons, crankshaft, lubrication system, cooling system, fuel delivery, exhaust system
Engine Management:
ECU diagnosis, ignition system, fuel injection, emission controls, sensor data, diagnostic trouble codes (DTCs)
Transmission:
7-speed automatic transmission (7G-TRONIC PLUS), transmission control module, fluid service, valve body, torque converter
Drivetrain:
Driveshafts, differential, rear axle, AWD system (if applicable)
Suspension:
Front and rear suspension components, shock absorbers, struts, springs, control arms, stabilizer bars, AIRMATIC air suspension system (if equipped)
Brakes:
Brake system components, hydraulic system, ABS, ESP, brake discs, pads, calipers, brake lines, parking brake
Steering:
Power steering system, steering column, rack and pinion, steering angle sensor
Electrical:
Battery, charging system, starter, lighting system (headlights, taillights, interior), power windows, locks, mirrors, wipers, horn
Body And Chassis:
Body panels, doors, hood, trunk, bumpers, chassis components, corrosion protection
HVAC:
Air conditioning system, heating system, climate control, refrigerant, compressor, evaporator, heater core
Infotainment And Electronics:
COMAND infotainment system, audio system, navigation, instrument cluster, sensors, CAN bus communication
Maintenance:
Scheduled maintenance, oil changes, filter replacements, fluid checks and top-offs, brake inspections, tire rotations
Troubleshooting:
Diagnostic procedures for common and uncommon issues, symptom-based troubleshooting guides, fault code interpretations
Repair:
Step-by-step repair instructions for virtually all components and systems, including engine rebuilds, transmission overhauls, suspension repairs, electrical component replacement
Diagnostics:
Detailed diagnostic procedures, use of specialized tools and equipment, sensor testing, module programming, wiring diagrams
Specifications:
Torque specifications, clearances, fluid capacities, electrical component data, measurement specifications
Depth:
Comprehensive; covers everything from basic owner maintenance to full engine and transmission rebuilds, including advanced diagnostics and electrical system schematics.
Engine Type:
4.7L Twin-Turbocharged V8 (M278 engine family, though W212 E550 often used M273 5.5L naturally aspirated in early production, product indicates 2011 E550 so M273 is more likely for the naturally aspirated version. If it was E550 Bi-Turbo it would be M278.)
Displacement:
5.5 Liters (336 cu. in.)
Horsepower:
382 hp @ 6000 rpm (approx.)
Torque:
391 lb-ft @ 2800-4800 rpm (approx.)
Fuel Delivery:
Electronic Fuel Injection (EFI)
Fuel Type:
Premium Unleaded Gasoline (91 octane or higher recommended)
ECU:
ME-SFI (Motor Electronic - Sequential Fuel Injection) or similar Mercedes-Benz control unit
Emission Control:
Catalytic converters, Oxygen (O2) sensors, secondary air injection system
NHTSA Rating:
Not specifically rated for 2011 model year, but generally high for its class. Check for recalls.
Active Safety:
Anti-lock Braking System (ABS), Electronic Stability Program (ESP), Traction Control System (TCS), Brake Assist (BAS), Tire Pressure Monitoring System (TPMS)
Passive Safety:
Front airbags (driver and passenger), side airbags, front and rear curtain airbags, active front head restraints, seatbelt pretensioners
Assistance Systems:
Optional: DISTRONIC PLUS (adaptive cruise control), PARKTRONIC (parking assist), LANE KEEPING ASSIST, BLIND SPOT ASSIST, PRE-SAFE® system
Infotainment System:
COMAND (Cockpit Management and Navigation) system with a central color display, CD/DVD player, USB and auxiliary inputs, and Bluetooth connectivity.
Driver Assistance Features:
Standard features include advanced ABS, ESP, and a suite of airbags. Optional systems like DISTRONIC PLUS, Active Lane Keeping Assist, and Active Blind Spot Assist enhance safety and convenience.
Connectivity Options:
Bluetooth for hands-free calling and audio streaming, optional Mercedes-Benz Mbrace telematics.
Lighting Systems:
Bi-Xenon headlights with active curve illumination, LED daytime running lights, LED taillights.
Oil Change Interval:
Every 10,000 miles or 12 months, whichever comes first (or as indicated by the Flexible Service System - ASSYST PLUS).
Transmission Service Interval:
Typically around 40,000-60,000 miles, or as per ASSYST PLUS recommendations. Check manual for specifics.
Engine Oil Specification:
MB 229.5 Synthetic Engine Oil (e.g., Mobil 1 0W-40, Shell Helix Ultra 0W-40)
Engine Oil Capacity:
Approx. 8.5 liters (1.9 US gallons)
Coolant Specification:
MB 325.0 / 326.0 Antifreeze/Coolant (typically a blue or green concentrated coolant)
Brake Fluid Specification:
DOT 4 Plus (or MB 331.0)
Common Problems:
PCV valve issues, oil leaks from valve covers or oil cooler seals, air suspension leaks (if equipped), ignition coil failures, fuel injector issues, transmission control module problems.
Maintenance Notes:
Regular inspection of belts, hoses, and vacuum lines is crucial. Keep battery terminals clean and ensure proper charge. The ASSYST PLUS system provides timely reminders for service.
Heritage:
Mercedes-Benz has a long-standing reputation for engineering excellence, luxury, safety, and innovation since its inception.
E-Class History:
The E-Class represents the mid-size luxury segment for Mercedes-Benz, with a lineage tracing back through various iterations of the 'E' designation dating to the post-war era.
W212 Generation:
The W212 generation (2010-2016) marked a significant redesign, moving away from the 'four-eye' headlight design of its predecessor to a more modern, angular aesthetic. The E550 represented the high-performance, naturally aspirated (initially) variant in the sedan lineup.
Production Years:
2011 model year
Manufacturing Location:
Sindelfingen, Germany; Tuscaloosa, Alabama, USA (for certain markets)
