Segment:
Luxury Sport Sedan
Positioning Statement:
The E28 5-Series represented BMW's commitment to blending sporty driving dynamics with executive comfort and advanced engineering, establishing itself as a benchmark in the premium sedan market.
Key Competitors:
Mercedes-Benz W124 E-Class, Audi 100/200, Jaguar XJ-S (though more coupe-focused), Volvo 740/760.
Driving Dynamics:
Renowned for its balanced chassis, precise steering, and rear-wheel-drive platform, offering a superior driving experience.
Powertrain:
The 535i variant featured BMW's robust and responsive inline-six engines, synonymous with smooth power delivery and engineering excellence.
Build Quality:
Exemplary German engineering and build quality, contributing to its longevity and premium feel.
Design Philosophy:
A functional yet elegant design, emphasizing aerodynamics and driver-centric ergonomics.
Primary Coverage:
BMW 5-Series (E28) 535i models
Secondary Coverage:
All engine variants, transmission types, and trim levels within the specified model years
Estimated Page Count:
Extensive (Exact count not provided, but described as 'complete' and 'comprehensive')
Type:
Factory Service Repair Manual / Workshop Manual
Mechanical Systems:
Engine mechanicals, cooling system, lubrication system, fuel system, exhaust system, drivetrain, suspension, steering, braking system, chassis components.
Electrical Systems:
Starting and charging system, ignition system, lighting, instruments and gauges, wipers and washers, climate control electricals, power accessories, wiring diagrams.
Body And Trim:
Body construction, exterior trim, interior trim, seats, doors, glass.
Emission Control:
Emission control systems, components, and troubleshooting.
Maintenance:
Periodic maintenance, fluid checks and changes, filter replacements, lubrication.
Repair And Overhaul:
Complete disassembly and reassembly of major components, engine overhaul, transmission repair, brake caliper rebuilding, suspension component replacement.
Troubleshooting:
Diagnostic procedures, fault finding for mechanical and electrical issues, symptom-based troubleshooting.
Diagnostics:
Step-by-step diagnostic routines for various vehicle systems.
Depth Level:
Comprehensive factory-level detail suitable for professional mechanics and advanced DIY enthusiasts.
Diagrams And Illustrations:
High-quality diagrams, exploded views, and step-by-step instructions.
Engine Code:
M30B34 (commonly)
Engine Type:
Inline 6-cylinder, SOHC (Single Overhead Camshaft)
Displacement:
3.4 liters (3430 cc)
Horsepower:
Approximately 182-189 hp (depending on market and specific tune)
Torque:
Approximately 224-230 lb-ft (depending on market and specific tune)
Fuel Delivery:
Bosch L-Jetronic or Motronic fuel injection
Fuel Requirement:
Unleaded premium gasoline (91+ octane recommended)
Coolant Type:
BMW Blue Antifreeze/Coolant or equivalent (typically ethylene glycol based)
Oil Capacity:
Approx. 6.5 quarts (6.2 liters) with filter change
Recommended Oil Viscosity:
10W-40 or 15W-40 (refer to manual for specific climate conditions)
Transmission Type:
Getrag 260 5-speed manual transmission
Transmission Type:
ZF 4HP22 4-speed automatic transmission
Manual Features:
Close-ratio, durable gear set, known for its positive shift feel.
Automatic Features:
Smooth shifting, hydraulic torque converter, efficient for its era.
Manual Transmission Fluid:
API GL-4 or GL-5 gear oil (e.g., Castrol TWS Motorsport SAE 75W-90 or equivalent)
Automatic Transmission Fluid:
Dexron II or equivalent (check manual for exact specification)
Length:
Approx. 191.1 inches (4854 mm)
Width:
Approx. 69.4 inches (1763 mm)
Height:
Approx. 55.1 inches (1400 mm)
Wheelbase:
Approx. 104.3 inches (2649 mm)
Curb Weight:
Approx. 3300-3500 lbs (1497-1588 kg) depending on transmission and options
Era Specific Ratings:
While specific standardized crash test ratings like modern NHTSA/Euro NCAP were less prevalent, the E28 was known for its robust safety cage and crumple zones for its time.
Braking System:
Four-wheel disc brakes (ventilated front, solid rear), ABS (Anti-lock Braking System) available on later models and certain trims.
Seat Belts:
Three-point inertia-reel seat belts
Steering Column:
Collapsible steering column
Body Structure:
Reinforced safety cage, energy-absorbing zones.
Audio System:
Factory premium sound systems, often with cassette tape player and analog tuning radio. Aftermarket head units are common upgrades.
Onboard Computer:
Optional On-Board Computer (OBC) providing trip data, fuel consumption, and basic diagnostics. Known for its complexity and potential failure points.
ABS:
Anti-lock Braking System (ABS) was an optional feature, enhancing braking control under adverse conditions.
Connectivity Features:
Limited by modern standards; primarily focused on basic vehicle functions rather than external device integration.
Oil Change Interval:
Typically 3,000-5,000 miles or 6-12 months, depending on driving conditions (consult manual for precise intervals).
Spark Plug Replacement:
Refer to manual; typically around 30,000 miles for original plugs.
Timing Belt Chain:
The M30 engine uses a timing chain, which generally does not require routine replacement but should be inspected for wear/noise.
Brake Fluid Type:
DOT 3 or DOT 4 brake fluid
Coolant Capacity:
Approx. 8.5 quarts (8.0 liters)
Common Wear Items:
Fuel pump, fuel injectors, distributor cap and rotor, spark plug wires, vacuum hoses, motor mounts, front suspension bushings, rear subframe bushings, coolant hoses, heater control valve, blower motor resistor.
Electrical Quirks:
Corrosion in wiring harnesses, dashboard illumination issues, OBC (On-Board Computer) failures, headlight switch failures are not uncommon in older vehicles.
Engine Specific Concerns:
Head gasket leaks (less common on M30 but possible), oil pan gasket leaks, oil separator (CCV) system clogging.
