🏷️ Basic Information Identification Make: BMW Model: 3 Series Specific Model: 318i Year: 1987 Codes Chassis Code: E30 Engine Code Primary: M10B18 (specific to 318i) 👋 Introduction Market Position Era: Represents the entry-level sport sedan offering from BMW in the late 1980s. Target Audience: Enthusiasts and owners looking for in-depth technical information for DIY maintenance and repair. Competitive Analysis Competitors: Competed with vehicles like the Mercedes-Benz 190E and Audi 80/90. Key Features Bmw Philosophy: Emphasizes driving dynamics, build quality, and a driver-focused experience. Manual Value: Essential for maintaining the performance and longevity of this classic BMW. 📋 Manual Details Coverage Areas Coverage: Complete factory service and repair procedures for 1987 BMW 318i. Page Count Pages: Hundreds of pages (exact count not specified, but implies comprehensive). Manual Type Type: Factory Service Repair Manual Language Language: English Format Format: Downloadable PDF 📖 Manual Coverage Systems Covered Engine: Engine mechanical, lubrication, cooling, fuel, ignition, exhaust, emissions. Transmission: Manual and automatic transmission repair, overhaul, and adjustments. Drivetrain: Driveshaft, differential, axles, wheel bearings. Suspension: Front and rear suspension components, alignment, shock absorbers, springs. Brakes: Hydraulic system, calipers, rotors, pads, parking brake, ABS (if equipped). Steering: Steering gear, linkage, power steering system. Electrical: Wiring diagrams, component testing, alternator, starter, battery, lighting, instrumentation. Body: Body panel repair, doors, windows, interior trim, convertible top (if applicable). Climate Control: HVAC system diagnosis and repair. Procedures Included Maintenance: Scheduled maintenance tasks, fluid changes, filter replacements, tune-ups. Diagnostics: Troubleshooting guides, symptom-based diagnostics, electrical fault finding. Repair: Detailed step-by-step repair instructions for all major components. Rebuilds: Engine and transmission rebuild procedures with torque specifications. Adjustments: Valve adjustments, idle speed adjustments, brake adjustments. Specifications: Torque values, clearances, fluid capacities, pressures. Technical Depth Depth: Comprehensive from basic preventative maintenance to complete engine and transmission overhauls. Detail Level: Factory-level diagnostic procedures and repair methods. 📊 Manual Specifications File Format Format: PDF (Portable Document Format) Searchability: Likely text-searchable within the PDF for quick information retrieval. Print Quality Printability: Designed to be printable, allowing users to create a physical copy. Binding Type Binding Recommendation: Suitable for binding into a workshop manual format. Paper Type Paper Recommendation: Standard paper for printing. ⚙️ Engine Specifications Primary Engine Engine Type: Inline 4-cylinder, SOHC (Single Overhead Camshaft) Displacement: 1.8 Liters (1796 cc) Bore X Stroke: 89.0 mm x 71.0 mm Compression Ratio: Approximately 8.5:1 Performance Horsepower: 98 hp @ 5800 rpm (typical for M10B18 in this application) Torque: 103 lb-ft @ 3250 rpm (typical) Fuel System Fuel Delivery: Bosch L-Jetronic or Motronic fuel injection (specific to model variant) Fuel Type: Unleaded gasoline, 91 Octane (or higher recommended) 🔧 Transmission Standard Type: Getrag 260 5-speed manual transmission Optional Type: ZF 4HP22 4-speed automatic transmission Features Clutch: Hydraulically actuated single dry plate clutch (manual). Final Drive Ratio: Typically 3.64:1 (may vary) 📐 Dimensions Exterior Wheelbase: 2570 mm (101.2 inches) Length: 4325 mm (170.3 inches) Width: 1677 mm (66.0 inches) Height: 1380 mm (54.3 inches) Weights Curb Weight: Approximately 1200 kg (2645 lbs) depending on transmission Gross Vehicle Weight Rating: Typically around 1700 kg 🛡️ Safety Features Ratings Crash Test Performance: E30 chassis generally performed well for its era, though specific 1987 318i NHTSA ratings may vary. Active Features ABS: Anti-lock Braking System (ABS) available as an option or standard on some trims. Passive Features Seatbelts: Three-point seat belts, potentially with pre-tensioners. Head Restraints: Adjustable front and rear head restraints. 💡 Technology Features Infotainment Radio: Factory AM/FM cassette stereo, often with premium sound options. Speakers: Typically 4-6 speaker system. Driver Assistance ABS: As mentioned, ABS was an optional safety feature. Connectivity Connectivity Features: Minimal by modern standards; primarily focused on basic vehicle operation. 🔧 Maintenance Service Intervals Oil Change: Every 5,000 - 7,500 miles or 6-12 months (check manual for specific recommendation). Air Filter: Inspect every 15,000 miles, replace as needed or every 30,000 miles. Spark Plugs: Replace every 30,000 miles (or as per manual, depending on plug type). Coolant Flush: Every 2-3 years or 30,000 miles. Fluid Specifications Engine Oil: API SG or higher, SAE 15W-40 or 10W-40 (check manual for specific temperature ranges and approvals). Coolant: BMW Blue Antifreeze/Coolant or equivalent ethylene glycol based with corrosion inhibitors (50/50 mix). Brake Fluid: DOT 3 or DOT 4 hydraulic brake fluid. Transmission Fluid Manual: GL-4 SAE 75W-90 gear oil. Transmission Fluid Automatic: Dexron III or equivalent ATF (Automatic Transmission Fluid). Differential Fluid: GL-5 SAE 75W-90 gear oil. Known Issues Cooling System: Cracked coolant expansion tanks, deteriorating hoses, and water pump leaks are common. Fuel System: Clogged injectors, failing fuel pumps, and worn fuel pressure regulators. Electrical: Corroded grounds, failing alternator regulators, and intermittent issues due to aged wiring. Suspension: Worn control arm bushings, ball joints, and rear trailing arm bushings. Interior: Cracked dashboard, worn seat bolsters, and malfunctioning gauge clusters. 📚 Vehicle History Brand Heritage Bmw Legacy: BMW has a long-standing reputation for producing...