Target Audience:
Owners, technicians, and enthusiasts looking for detailed repair and maintenance information for 1983-1991 BMW 3-Series (E30) and 5-Series (E28, E34) models.
Value Proposition:
Provides authoritative, factory-level information to enable owners to maintain and repair their vehicles effectively, saving time and money compared to dealership service.
Manual Value:
Offers a structured approach to understanding vehicle systems, diagnosing issues, and performing repairs with confidence. Empowers users with knowledge to keep their classic BMWs in optimal condition.
Covered Models 3 Series:
E30 Chassis: 316 (1983-1988), 316i (1988-1991), 318i (1983-1991), 320i (1987-1991), 325i (1987-1991). Includes Touring and Convertible variants.
Covered Models 5 Series E28:
E28 Chassis: 518 (1981-1985), 518i (1985-1988), 525i (1981-1988), 528i (1981-1988), 535i (1985-1988), M535i (1985-1988).
Covered Models 5 Series E34:
E34 Chassis: 518i (1990-1991), 520i (1988-1991), 525i (1988-1991), 530i (1988-1991), 535i (1988-1991).
Covered Engine Displacements:
1596 cc, 1766 cc, 1795 cc, 1990 cc, 2494 cc, 2788 cc, 2986 cc, 3430 cc.
Estimated Page Count:
Detailed page count not specified, but described as comprehensive.
Manual Type:
Workshop Repair Manual / Service Manual
Compatibility:
All Versions of Windows & Mac
Software Requirement:
Adobe PDF Reader
Engine:
Engine mechanicals, diagnosis, overhaul, tuning, cooling system, lubrication system, fuel system (including injection), emission control systems.
Transmission:
Manual and automatic transmissions: removal, installation, overhaul, diagnosis, fluid specifications.
Drivetrain:
Clutch, driveshafts, differentials, axle shafts, wheel bearings.
Suspension Steering:
Front and rear suspension components, shock absorbers, springs, control arms, bushings, power steering system, steering rack, alignment procedures.
Brakes:
Brake system components (discs, calipers, pads, master cylinder, slave cylinders), ABS (if equipped), bleeding procedures, diagnosis.
Electrical:
Battery, starter, alternator, ignition system, lighting system, wiring diagrams, fuses, relays, instrument cluster, power windows, central locking.
Body Chassis:
Body panels, doors, hinges, latches, interior trim, glass, sunroof (if equipped), chassis lubrication, rust prevention.
Climate Control:
Heating, ventilation, and air conditioning (HVAC) system diagnosis and repair.
Fuel System:
Fuel tank, fuel pump, fuel lines, fuel injectors, fuel pressure regulators.
Maintenance:
Routine maintenance tasks: oil changes, filter replacements, spark plug replacement, fluid checks and top-ups, belt inspection and replacement.
Repair Overhaul:
Detailed repair and overhaul procedures for all major mechanical and electrical components.
Troubleshooting:
Diagnostic procedures and troubleshooting guides for common and uncommon problems.
Diagnosis:
Systematic diagnostic approaches for identifying faults.
Torque Specifications:
Precise torque values for critical fasteners.
Wiring Diagrams:
Comprehensive electrical wiring diagrams for various systems.
Reference Data:
Reference tables, specifications, and technical data.
Depth:
Comprehensive coverage from basic routine maintenance to in-depth engine and transmission overhauls, including electrical system diagnostics and repairs. Suitable for professional mechanics and advanced DIY enthusiasts.
Engine Options:
Covers a wide range of inline-4 and inline-6 cylinder engines, including M10, M20, and M30 families, with displacements from 1.6L to 3.4L.
Engine Characteristics:
Details specific engine variants like the M20B25 (2.5L inline-6) found in the 325i, known for its smooth power delivery and sporting characteristics.
Fuel Delivery:
Covers both carbureted (less common in later models) and advanced Bosch L-Jetronic/Motronic fuel injection systems, including diagnosis and component replacement.
Ignition Type:
Details electronic ignition systems, including coil-on-plug (where applicable), distributors, and ignition timing adjustments.
Cooling Components:
Radiator, fan clutch, water pump, thermostat, coolant hoses, and heater core procedures.
Lubrication Components:
Oil pan, oil pump, oil filter housing, oil pressure sender, and oil cooler (if equipped).
Manual Transmission:
Details for Getrag 260 (5-speed) and other manual transmissions, including clutch operation, gear linkages, and rebuild procedures.
Automatic Transmission:
Covers ZF 4HP22 automatic transmissions commonly found in these models, including diagnostic codes, fluid changes, and control module adjustments.
Transmission Fluid:
Specifies correct transmission fluid types (e.g., ATF Dexron III for automatics, gear oil for manuals) and capacities.
Safety Features:
Covers safety systems of the era, including seatbelts, padded dashboards, and crumple zones. Advanced safety features like ABS were optional on some models.
ABS:
Anti-lock Braking System (ABS) diagnosis and repair procedures where applicable.
Passive Safety:
Information on airbag systems (if equipped), seatbelt pre-tensioners, and body structure integrity.
Oil Change Interval:
Typically every 5,000-7,500 miles or 6-12 months, depending on driving conditions. Consult specific vehicle owner's manual or manual section for exact intervals.
Major Service Interval:
Includes timing belt replacement (for engines with belts, e.g., M20), spark plug replacement, and coolant flushes typically recommended at intervals like 60,000-100,000 miles.
Engine Oil Specification:
Varies by engine, but commonly BMW approved 15W-40, 10W-40, or 5W-30 synthetic oils depending on model year and climate. Check manual for exact API/ACEA specifications.
Coolant Specification:
Typically a 50/50 mix of ethylene glycol-based antifreeze and distilled water. BMW specific coolants are recommended.
Brake Fluid Specification:
DOT 3 or DOT 4 brake fluid, depending on the specific braking system. Manual will specify.
E30 Common Issues:
Coolant system leaks (cracked expansion tank, hose failures), sagging headliner, fuel pump relay issues, window regulator failures, rear subframe mounting cracks (needs inspection/reinforcement).
E28 E34 Common Issues:
Oil pan gasket leaks, valve cover gasket leaks, fuel distributor issues (K-Jetronic), HVAC blower motor resistor failure, power window motor failures, coolant leaks, ABS sensor failures.
Filter Part Numbers:
Manual would reference OEM or equivalent part numbers for common filters like oil, air, and fuel filters, specific to engine variant.
Bmw Legacy:
BMW's reputation for sporty driving dynamics, engineering excellence, and build quality established during this era.
E30 Evolution:
The E30 3-Series, launched in 1982, became a benchmark for compact sports sedans. Covered years represent a significant portion of its production life, including updates.
E28 E34 Evolution:
The E28 5-Series (1981-1988) represented BMW's successful entry into the executive sedan market, followed by the more technologically advanced E34 5-Series (1987-1996).
Production Period:
Manual covers vehicles produced from 1981 (for some E28 models) through 1991 for the E30 and E34 series.
