🏷️ Basic Information Identification Make: BMW Model: 328i Generation: E30 Model Years Covered: 1987-1991 Codes Chassis Code: E30 👋 Introduction Market Position Target Audience: Professional mechanics and serious DIY enthusiasts seeking in-depth repair and maintenance information Value Proposition: Provides the same level of technical detail and diagnostic guidance used by professional BMW technicians Competitive Analysis Advantage: Comprehensive coverage of all models within the specified year range, offering a complete resource for E30 328i maintenance and repair Key Features Format Advantage: Digital PDF format allows for easy searching, printing, and portability Completeness: Covers repairs A-Z, indicating an exhaustive scope of information 📋 Manual Details Coverage Areas All Models Covered: Yes Repair Topics Covered: All major repair topics A-Z Page Count Estimated Page Count: Likely 500+ pages (typical for comprehensive workshop manuals of this era) Manual Type Type: Service Repair Workshop Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine: Detailed diagnostics, overhaul, tuning, fuel injection (Bosch Motronic), ignition system, cooling system, lubrication system, exhaust system Transmission: Manual and Automatic transmission service, overhaul, fluid specifications, shift linkage adjustments Drivetrain: Driveshaft, differential, axle shafts, CV joints, wheel bearings Suspension: Front and rear suspension components, shock absorbers, springs, bushings, alignment specifications Steering: Steering rack, power steering system, steering column, linkages Brakes: Front and rear brake systems (discs), ABS (if equipped), brake fluid specifications, bleeding procedures, component replacement Electrical System: Wiring diagrams, battery, alternator, starter motor, lighting, instruments, fuses, relays, ECU diagnostics Body And Chassis: Body panels, doors, windows, interior trim, chassis repair, rust prevention and repair Heating And Air Conditioning: HVAC system diagnosis and repair, refrigerant information Procedures Included Maintenance: Routine maintenance tasks (oil changes, filter replacements, tune-ups), lubrication points, fluid checks Diagnostics: Troubleshooting guides, symptom-based diagnostics, fault code interpretation (where applicable) Repair: Step-by-step repair instructions for all major components and systems Overhaul: Complete engine and transmission rebuild procedures Component Replacement: Detailed instructions for replacing wear items and major components Adjustments: Carburetor/fuel injection adjustments, ignition timing, valve clearances (if applicable), clutch adjustment Technical Depth Depth: Comprehensive, suitable for professional technicians and advanced DIY enthusiasts Detail Level: Great detail, covering major repair topics thoroughly 📊 Manual Specifications File Format File Type: PDF Searchability: Likely searchable text within the PDF for easy information retrieval Readability: Easy to read format Print Quality Quality: Assumed high quality, suitable for printing individual pages or sections Binding Type Binding: N/A (Digital PDF format) Paper Type Paper: N/A (Digital PDF format) ⚙️ Engine Specifications Primary Engine Engine Code: M20B27 (typically) Engine Type: Inline-6, SOHC Displacement: 2.7 Liters (2693 cc) Performance Horsepower: Approx. 121-124 hp @ 4250 rpm (depending on specific market and tune) Torque: Approx. 170 lb-ft (230 Nm) @ 2500 rpm (depending on specific market and tune) Fuel System Fuel Delivery: Bosch Motronic (likely LH Jetronic or similar). Fuel Type: Unleaded gasoline Engine Components Bore X Stroke: 84.0 mm x 81.0 mm Compression Ratio: Typically 8.4:1 or 8.5:1 for the 328i variant 🔧 Transmission Standard Transmission Type Standard: Getrag 260 5-speed manual transmission Optional Transmission Type Optional: ZF 4HP22 4-speed automatic transmission Features Clutch: Hydraulically operated single dry plate clutch Gear Ratios Manual: Specific ratios available in the manual, e.g., 1st: 4.010, 2nd: 2.206, 3rd: 1.403, 4th: 1.000, 5th: 0.813 (subject to variation) Fluid Specifications Manual Transmission Fluid: Typically SAE 75W-90 synthetic gear oil (e.g., BMW Part No. 83 22 2 345 670 or equivalent) Automatic Transmission Fluid: Typically Dexron III or equivalent (e.g., BMW Part No. 83 22 0 026 945 or equivalent) 📐 Dimensions Exterior Wheelbase: 2560 mm (100.8 inches) Length: 4330 mm (170.5 inches) Width: 1670 mm (65.7 inches) Height: 1380 mm (54.3 inches) Weights Curb Weight: Approx. 1300-1400 kg (2866-3086 lbs) depending on options Wheels Tires Wheel Bolt Pattern: 5x120 mm Wheel Size: Typically 14-inch or 15-inch alloy wheels (e.g., BBS wheels were optional) Tire Size: Commonly 195/65 R14 or 205/55 R14, with 15-inch option 205/55 R15 🛡️ Safety Features Ratings Crash Test Data: E30 platform generally performed well for its era, though specific ratings may vary by region and testing body. Focus on structural integrity and driver protection. Active Features ABS: Optional Anti-lock Braking System (ABS) available on some models Passive Features Seat Belts: Three-point inertia-reel seat belts Headrests: Front and rear headrests Structure: Reinforced passenger cell, crumple zones 💡 Technology Features Infotainment Radio Options: Factory cassette radio with AM/FM tuner, often with optional premium sound system (e.g., HiFi or Bavaria C) Speakers: Typically 4-6 speakers, depending on option packages. Driver Assistance ABS: Available as an option, enhancing braking stability. Connectivity Bluetooth Usb: Not available from the factory; would require aftermarket installation. 🔧 Maintenance Service Intervals Oil Change: Typically every 5,000-7,500 miles (8,000-12,000 km) or annually, whichever comes first. Spark Plugs: Every 30,000 miles (48,000 km) for standard plugs, potentially longer for platinum/iridium. Coolant Flush: Every 2-3 years or 30,000-40,000 miles...