🏷️ Basic Information Identification Make: BMW Model: 3 Series Model Variant: 318 Generation Generation Code: E30 Codes Engine Code: M10 (4-cylinder, 1.8L) Chassis Code: E30 👋 Introduction Market Position Segment: Compact Executive Sedan/Coupe/Convertible Target Audience: Enthusiasts, DIY mechanics, professional repair shops working on E30 3 Series models. Competitive Analysis Competitors: Mercedes-Benz W201 (190E), Audi 80/90, Alfa Romeo 75, Ford Sierra, Opel Kadett/Vectra. Key Features Vehicle Design Philosophy: Focus on driving dynamics, balanced chassis, driver engagement, and build quality. Key Features Manual Value Proposition: Provides essential repair and maintenance information for owners and technicians, enabling cost-effective upkeep and ensuring longevity of the classic E30 platform. Convenience: Instant download eliminates shipping delays and costs, allowing immediate access to critical repair data. 📋 Manual Details Coverage Areas Applicable Years: 1984, 1985, 1986, 1987, 1988, 1989, 1990 Page Count Page Count: 550 Manual Type Manual Type: Workshop Service Repair Manual Language Language: English Format Format: PDF (Digital Download) 📖 Manual Coverage Systems Covered Engine Mechanical: Engine overhaul, cylinder head, block assembly, crankshaft, pistons, connecting rods, camshafts, timing belts/chains, valve train. Engine Fuel System: Fuel injection systems (Bosch L-Jetronic), fuel pump, fuel injectors, fuel lines, fuel pressure regulator, fuel tank. Engine Ignition System: Ignition coil, distributor, spark plugs, ignition timing, control module. Cooling System: Radiator, water pump, thermostat, coolant hoses, fan clutch, heater core. Exhaust System: Exhaust manifold, catalytic converter, muffler, exhaust pipes, oxygen sensor. Transmission Manual: Clutch assembly, gearbox overhaul, gear selection, driveshafts, differential. Transmission Automatic: Torque converter, gearbox overhaul, hydraulic controls, shift solenoids, cooling lines. Brake System: Front and rear disc brakes, brake calipers, brake pads, rotors, master cylinder, brake lines, parking brake. Suspension System: Front MacPherson struts, rear semi-trailing arms, shock absorbers, coil springs, bushings, anti-roll bars. Steering System: Steering rack, power steering pump, steering column, tie rods, steering linkage. Electrical System Overview: Wiring diagrams, fuse box locations, relay assignments, battery, alternator, starter motor. Lighting System: Headlights, taillights, interior lighting, bulb replacement, aiming. Body And Chassis: Body panel removal/installation, chassis repair, rust prevention, underbody coatings. Interior Trim: Dashboard removal, door panel replacement, seat removal, headliner repair. Heating Ventilation Air Conditioning: HVAC controls, blower motor, A/C compressor, refrigerant system, heater core, cabin air filter (if applicable). Diagnostics And Troubleshooting: General troubleshooting guides, symptom-based diagnostics, common fault finding. Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plug replacement, fluid checks and top-offs, belt inspections. Major Repairs: Engine rebuilding, transmission overhauls, suspension component replacement, brake caliper rebuilds. Component Replacement: Step-by-step instructions for replacing specific parts like alternators, starters, water pumps, fuel injectors. Electrical Diagnosis: Testing circuits, diagnosing shorts and open circuits, sensor testing. Wheel Alignment: Specifications and procedures for checking and adjusting camber, caster, and toe. Timing Adjustment: Ignition timing setting procedures. Technical Depth Depth: Comprehensive (covers basic maintenance to full engine and transmission rebuilds). Detail Level: Detailed diagrams, torque specifications, special tool recommendations. 📊 Manual Specifications File Format File Type: PDF Searchability: Text-searchable for quick information retrieval. Print Quality Quality: High-resolution scans suitable for printing. Binding Type Binding: Not applicable (Digital Download) Paper Type Paper: Not applicable (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Inline 4-cylinder, Naturally Aspirated Engine Code: M10B18 Displacement: 1766 cc (1.8 Liters) Bore X Stroke: 89.0 mm x 71.0 mm Compression Ratio: 8.8:1 (approx.) Performance Horsepower Hp: 101 hp @ 5800 rpm (approx.) Torque Lb Ft: 105 lb-ft @ 3250 rpm (approx.) Fuel System Fuel Delivery: Bosch L-Jetronic Fuel Injection Fuel Type: Unleaded Gasoline (91 Octane RON recommended) Engine Management Ignition System: Electronic Ignition (Distributor-based) 🔧 Transmission Standard Type: 4-Speed Manual Optional Type: 3-Speed Automatic (ZF 3HP22) Features Clutch: Hydraulically actuated single dry plate 📐 Dimensions Exterior Wheelbase: 2565 mm (101.0 inches) Length: 4325 mm (170.3 inches) Width: 1674 mm (65.9 inches) Height: 1380 mm (54.3 inches) Weights Curb Weight Kg: 1150-1250 kg (approx.) Gross Vehicle Weight Rating Kg: 1600 kg (approx.) 🛡️ Safety Features Ratings Latin Ncp Rating: Not explicitly rated by modern standards like NHTSA/Euro NCAP, but considered robust for its era. Active Features Brakes: Front ventilated discs, rear solid discs (standard on most 318 models). Steering: Recirculating ball with optional power assistance. Passive Features Seatbelts: 3-point front seatbelts, lap belts in rear. Chassis Construction: Integrated safety cage, crumple zones. 💡 Technology Features Infotainment Audio System: Factory-provided AM/FM radio with cassette player. Aftermarket upgrades are common. Manual may detail wiring for integration. Driver Assistance ABS: Optional on some later models, not standard on all 318s of this era. Connectivity Connectivity Features: Basic; primarily focused on mechanical and electrical systems. 🔧 Maintenance Service Intervals Oil Change Interval: Every 7,500-10,000 miles or annually, whichever comes first (consult manual for precise recommendations). Spark Plug Replacement: Every 30,000 miles (typical for period). Timing Belt Replacement: Not applicable to M10 engine (uses timing chain). Fluid Specifications Engine Oil: API SG or higher, SAE 15W-40 or 10W-40 (check manual for precise...