Positioning:
Entry-level executive sedan within BMW's E34 generation, offering a balance of performance, comfort, and luxury.
Key Competitors:
Mercedes-Benz W124 E-Class, Audi 100/200, Volvo 700/900 Series, Jaguar XJ
Design Philosophy:
Classic BMW design cues, aerodynamic efficiency, driver-focused cockpit.
Powertrain:
Smooth inline-four cylinder engine, RWD architecture.
Suspension:
Renowned BMW multi-link rear suspension for superior handling and ride comfort.
Interior:
High-quality materials, ergonomic controls, spacious cabin for its class.
Engine Mechanical:
Full coverage: engine assembly, cylinder head, block, pistons, crankshaft, camshafts, timing systems, lubrication, cooling
Fuel System:
Fuel injection (Bosch Motronic), fuel pump, lines, injectors, evaporative emissions control
Ignition System:
Ignition coils, spark plugs, distributor (if applicable), electronic control module (ECM) integration
Transmission Manual:
Complete overhaul, clutch assembly, gearbox internals, shifter mechanism
Transmission Automatic:
Overhaul procedures, valve body, torque converter, electronic control
Drivetrain:
Driveshafts, universal joints, rear axle assembly, differential
Suspension:
Front struts, rear multi-link, control arms, springs, shock absorbers, anti-roll bars
Steering:
Power steering system, steering rack, steering column, steering wheel assembly
Brakes:
Hydraulic system, ABS (Anti-lock Braking System) components, brake discs, pads, calipers, lines, master cylinder
Electrical System:
Battery, alternator, starter motor, lighting systems, wiring diagrams, fuses, relays, starter system
Body And Chassis:
Body panels, doors, hood, trunk, glass, seals, chassis components, corrosion protection
HVAC:
Heating, Ventilation, and Air Conditioning (HVAC) system operation, components, refrigerant, diagnostics
Interior:
Dashboard, seats, trim, upholstery, interior lighting, sound deadening
Routine Maintenance:
Oil changes, filter replacements, spark plug checks, fluid top-offs, tire rotations
Troubleshooting:
Diagnostic charts, symptom-based problem solving, error code interpretation
Repair And Rebuild:
Detailed step-by-step instructions for component removal, installation, and overhaul
Diagnostics:
Electrical system diagnostics, engine performance testing, ABS system troubleshooting
Specifications And Tolerances:
Torque specifications, clearances, alignment data, wear limits
Wiring Diagrams:
Comprehensive electrical schematics for all vehicle systems
Depth:
Full workshop level: from basic maintenance to complete engine and transmission rebuilds, advanced electrical diagnostics.
Oil Change Interval:
Every 7,500 - 10,000 miles (12,000 - 15,000 km) or annually.
Engine Oil Filter:
Replace with every oil change.
Air Filter:
Inspect every 15,000 miles, replace as needed (approx. 30,000 miles).
Spark Plugs:
Replace every 30,000 miles (platinum plugs may extend this).
Coolant Flush:
Every 2-3 years or 30,000 miles.
Transmission Fluid Change:
Manual: Inspect periodically; Automatic: Every 50,000 - 60,000 miles.
Engine Oil Capacity:
Approx. 4.5 Liters (4.8 US Quarts) with filter change.
Coolant Capacity:
Approx. 7.0 Liters (7.4 US Quarts)
Brake Fluid:
DOT 3 or DOT 4.
E34 Common Issues:
Headliner sagging, cooling system leaks (thermostat housing, water pump), vacuum leaks, door seal degradation, seized window regulators, ABS sensor failures, fuel pump issues, differential seals.
M40 Engine Notes:
Known for potential valve stem seal wear and timing belt replacement intervals being critical. Ensure proper maintenance of the Motronic system.
Bmw Philosophy:
Long-standing reputation for engineering excellence, sporty driving dynamics, and premium quality.
E34 Introduction:
The E34 generation of the 5 Series was introduced in 1987 (Europe) and 1989 (North America), replacing the E28. It marked a significant step forward in aerodynamics, chassis design, and technology.
E34 Facelift:
While this manual covers pre-facelift E34 models, a significant facelift occurred in 1994 for the 1995 model year, introducing updated styling and some technological changes.
Manufacturing Locations:
Primarily Germany (Dingolfing), with some assembly in other locations.
Production Years E34:
1987-1996
