🏷️ Basic Information Identification Make: Mercedes-Benz Model: G-Wagen Chassis Code: W460 Model Variant: 230 GE Codes Engine Code Primary: M102.980 Production Era Code: W460 Series (1979-1993) 👋 Introduction Market Position Vehicle Segment: Off-road Vehicle / Luxury SUV Original Intent: Developed for military and off-road use, later evolved into a luxury icon. Competitive Analysis Competitors Era: Land Rover Defender, Toyota Land Cruiser, Jeep CJ/Wrangler (though positioned higher in luxury). Key Features Off Road Capability: Robust ladder frame chassis, solid front and rear axles, selectable four-wheel drive, differential locks. Durability: Built with extremely durable components, designed for extreme conditions and longevity. Iconic Design: Timeless, utilitarian, and instantly recognizable squared-off design. 📋 Manual Details Coverage Areas Manual Type: Workshop Service Manual Language: English (Assumed, common for official manuals, confirm with seller) Format: PDF Page Count Estimated Page Count: 1000+ pages (Typical for comprehensive workshop manuals of this era) 📖 Manual Coverage Systems Covered Engine: Complete engine overhaul, diagnosis, repair, tuning, component specifics for M102 gasoline engines. Fuel System: Bosch K-Jetronic fuel injection system, fuel pump, injectors, pressure regulators, troubleshooting. Cooling System: Radiator, water pump, thermostat, coolant types, flush and fill procedures, fan clutch diagnosis. Exhaust System: Exhaust manifold, catalytic converter (if applicable for market), muffler, pipe routing, leak detection. Transmission: Manual and Automatic transmission overhaul, shifting mechanisms, clutch operation, fluid specifications, torque converter service. Drivetrain: Transfer case, locking differentials (if equipped), front and rear axle assemblies, driveshafts, U-joints, bearing service. Suspension: Front and rear suspension components, springs, shock absorbers, bushings, steering linkage, alignment procedures. Steering: Power steering system, pump, gearbox, tie rods, steering column, universal joints, troubleshooting. Brakes: Front and rear disc/drum brakes, brake calipers, master cylinder, brake booster, hydraulic lines, parking brake system, ABS (if equipped). Electrical System: Battery, alternator, starter motor, ignition system, lighting, fuses, relays, wiring diagrams, diagnostic codes. Body And Chassis: Frame construction, body panel removal/installation, door mechanisms, glass, seals, rust prevention, underbody protection. HVAC: Heating, ventilation, and air conditioning system components, refrigerant, diagnosis, repair. Procedures Included Maintenance: Oil changes, filter replacements, fluid checks and changes, spark plug service, belt inspection and replacement, greasing points. Troubleshooting: Diagnostic charts, common fault finding, symptom-based problem solving, electrical system diagnostics. Repair: Detailed step-by-step repair instructions for all major components and systems. Overhaul: Complete engine rebuild, transmission rebuild, differential overhaul, suspension component replacement. Diagnostics: Fault code interpretation, live data analysis (for era appropriate systems), component testing procedures. Adjustment: Valve adjustments, ignition timing, carburetor/throttle body adjustments, clutch adjustment, brake adjustments. Wiring Diagrams: Comprehensive electrical schematics for all vehicle systems. Technical Depth Depth Level: Professional Technician Level - Assumes prior mechanical knowledge and tool familiarity. Diagnostic Tools: Guidance on using basic automotive tools, multimeters, and potentially early diagnostic equipment. Torque Specifications: Detailed torque values for all fasteners, crucial for engine and chassis work. Special Tools: Identification and usage of Mercedes-Benz specific or equivalent special tools for certain procedures. 📊 Manual Specifications File Format File Type: PDF (Portable Document Format) Searchable Text: Likely searchable if scanned professionally; confirmation recommended. Print Quality Image Resolution: High resolution for diagrams and illustrations, assuming official or high-quality scan. Clarity: Clear, legible text and diagrams essential for accurate repairs. Binding Type Binding Format: N/A (Digital PDF) Paper Type Paper Format: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Type: Inline 4-cylinder, SOHC (Single Overhead Camshaft) Displacement: 2.3 Liters (2299 cc) Bore X Stroke: 93.7 mm x 83.2 mm Compression Ratio: 8.3:1 (Typical for M102.980) Fuel Delivery: Bosch K-Jetronic CIS (Continuous Injection System) Performance Horsepower Approx: 125 PS (92 kW) at 5,000 rpm Torque Approx: 190 Nm (140 lb-ft) at 3,500 rpm Fuel System Fuel Type: Unleaded Gasoline (RON 91+) Fuel Tank Capacity: 75 Liters (Main) + Optional Auxiliary Tank 🔧 Transmission Standard Transmission Type: 4-Speed Manual Transmission (Getrag) Optional Transmission Type Optional: 4-Speed Automatic Transmission (Mercedes-Benz 722.3) Features Drivetrain Configuration: Part-time 4WD with optional front axle lock and rear axle lock Gear Ratios Manual Approx: 1st: 4.02, 2nd: 2.57, 3rd: 1.58, 4th: 1.00, Reverse: 3.74 Transfer Case Gear Ratios: High Range: 1.00, Low Range: 2.00 (approx.) Transmission Fluid Type: API GL-4 (Manual), Dexron III (Automatic) - Verify specific manual requirements. 📐 Dimensions Exterior Wheelbase: 2850 mm (Standard 460 chassis) Length: 4,057 mm (Short Wheelbase SWB variant) Width: 1,760 mm Height: 1,950 mm Ground Clearance: Approx. 210-240 mm (depending on tire size) Weights Curb Weight Approx: 1,900 - 2,100 kg (depending on configuration) Gross Vehicle Weight Rating Gvwr: Approx. 2,800 kg Towing Capacity Approx: 3,500 kg Wheels And Tires Wheel Bolt Pattern: 5x112 mm Standard Tire Size: 205 R16 or 235/75 R15 🛡️ Safety Features Ratings Crash Test Ratings: Not formally rated by modern standards (e.g., NHTSA, Euro NCAP) due to era of design. Active Features Active Safety: Four-wheel drive, lockable differentials (optional). Passive Features Passive Safety: Robust chassis, seat belts, robust body structure. 💡 Technology Features Infotainment Infotainment System Era:...