🏷️ Basic Information Identification Make: Mercedes-Benz Model: E420 Year: 1997 Codes Chassis Code: W210 👋 Introduction Market Position Segment: Executive Sedan / Mid-size Luxury Sedan Brand Perception: Represents Mercedes-Benz's commitment to luxury, performance, and engineering excellence in the 1990s. Competitive Analysis Key Competitors: BMW 540i (E39), Audi A6 Quattro, Lexus LS400 (though often considered a class above). Key Features Powertrain Highlight: Smooth and powerful 4.2L M119 V8 engine paired with a refined automatic transmission. Chassis Design: W210 platform, known for its comfortable ride and robust construction. Safety Emphasis: Early adoption of advanced safety features for its era. Software Utility: Provides direct access to factory-level repair and diagnostic information, crucial for maintaining this complex vehicle. 📋 Manual Details Coverage Areas Engine Mechanical: Yes Engine Electrical: Yes Transmission Mechanical: Yes Transmission Electrical: Yes Suspension: Yes Brakes: Yes Steering: Yes Fuel System: Yes Cooling System: Yes Exhaust System: Yes Electrical System: Yes HVAC: Yes Body And Chassis: Yes Interior: Yes Diagnostic Procedures: Yes Troubleshooting Guides: Yes Page Count Estimated Pages: 1500+ Manual Type Type: Official Service and Repair Manual Software Language Language: English Format Format: Software (Digital Download) File Format Software Requirements: Compatible with Windows operating systems (specific version may vary). Print Quality Digital Resolution: High resolution, suitable for on-screen viewing and printing. Binding Type Binding: N/A (Software) Paper Type Paper: N/A (Software) 📖 Manual Coverage Systems Covered Powertrain Management: M119 Engine (V8, 4.2L) Engine Components: Cylinder heads, block, crankshaft, pistons, camshafts, valves, timing system Emission Control: Catalytic converter, O2 sensors, EGR system Ignition System: Coil packs, spark plugs, ignition control module Cooling And Heating: Radiator, water pump, thermostat, heater core, A/C system Fuel Delivery: Fuel pump, injectors, fuel filter, pressure regulator Transmission Type: 5-speed Automatic (722.6) Drivetrain: Rear-wheel drive, differentials, drive axles Braking System: ABS, Electronic Brake Distribution (EBD), brake pad and rotor replacement, hydraulic system Steering System: Power steering, steering rack, tie rods Suspension System: Front struts, rear multi-link, control arms, sway bars Wheel Alignment: Specifications and procedures Body Electrical: Lighting, power windows, mirrors, locks, wipers, horn Instrument Cluster: Gauges, warning lights, indicators Safety Systems: Airbags, seat belt pre-tensioners Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid checks, spark plug replacement Engine Overhaul: Detailed steps for disassembly, inspection, and reassembly Transmission Service: Fluid and filter changes, internal component repair Brake System Repair: Calipers, rotors, pads, lines, bleeding procedures Suspension Component Replacement: Struts, shocks, control arms, bushings Electrical Diagnostics: Wiring diagrams, component testing, troubleshooting common faults HVAC System Repair: Compressor, evaporator, condenser, refrigerant recharge Fuel Injector Testing And Replacement: Flow testing and replacement procedures Timing Belt Or Chain Service: While the M119 uses a timing chain, related tensioner and guide maintenance is covered. Exhaust Manifold Replacement: Removal and installation of exhaust manifolds Power Steering Pump Replacement: Removal and installation of power steering components ABS Module Diagnostics: Troubleshooting and potential replacement procedures Airbag System Diagnosis: Safety precautions and diagnostic steps Body Panel Repair: Minor dent repair, panel alignment Technical Depth Depth: Comprehensive (from basic maintenance to complete engine/transmission rebuilds) Diagnostic Tools: Information on required specialized tools and diagnostic equipment (e.g., OBD-II scan tools, specific Mercedes-Benz testers). Torque Specifications: Detailed torque values for all critical fasteners. Wiring Diagrams: Extensive, high-quality electrical system wiring schematics. ⚙️ Engine Specifications Primary Engine Engine Code: M119.985 Engine Type: 4.2L DOHC 32-valve V8 Performance Horsepower: 275 hp @ 5700 rpm Torque: 295 lb-ft @ 3900 rpm Fuel System Fuel Delivery: Bosch LH-Jetronic Fuel Injection (Sequential Port Injection) Fuel Type: Premium Unleaded Gasoline (91+ octane) Engine Management ECU: ME 2.0 (Engine Control Unit) Cooling System Coolant Capacity: Approximately 9.0 liters (23.7 US quarts) with 50% antifreeze/water mix. 🔧 Transmission Standard Transmission Type: 5-speed Automatic (722.6 '5G-Tronic') Optional Optional Transmissions: N/A (5-speed Automatic was standard for E420) Features Transmission Fluid Type: MB Specification 236.10 or 236.12 ATF (Automatic Transmission Fluid) Transmission Fluid Capacity: Approximately 7.5 liters (7.9 US quarts) for a complete fill, pan drop is approx. 3.5 liters. 📐 Dimensions Exterior Length: 190.7 inches (4844 mm) Width: 70.2 inches (1783 mm) Height: 56.2 inches (1427 mm) Wheelbase: 111.5 inches (2832 mm) Weights Curb Weight: Approximately 3,700 - 3,900 lbs (1680 - 1770 kg) Gross Vehicle Weight Rating: Approximately 4,784 lbs (2170 kg) Cargo Trunk Volume: 15.5 cubic feet (440 liters) 🛡️ Safety Features Ratings NHTSA Front Impact: 4-star rating (driver), 4-star rating (passenger) IIHS Side Impact: Good rating (for its era) Active Features Traction Control: ASR (Acceleration Slip Regulation) Brake Assist: Yes (BAS - Brake Assist System) Passive Features Airbags: Driver and front passenger airbags, optional side airbags (early models). Seatbelts: 3-point seat belts with pretensioners (front and rear). 💡 Technology Features Infotainment Audio System: Bose premium audio system, optional CD changer. Climate Control: Automatic Climate Control with dual-zone temperature settings. Driver Assistance Cruise Control: Standard electronic cruise control. Connectivity OBD Standard: OBD-II compliant, allowing for engine diagnostics via...