Market Positioning:
The E34 5 Series represented BMW's entry into the mid-size luxury executive sedan market, focusing on a blend of performance, comfort, and advanced engineering. It competed with rivals like the Mercedes-Benz W124 E-Class and Audi V8 Quattro.
Key Competitors:
Mercedes-Benz W124 E-Class, Audi V8 Quattro, Jaguar XJ, Lexus LS 400 (later models).
Engineering Philosophy:
The E34 was praised for its excellent chassis dynamics, robust inline-six engines, sophisticated suspension design, and driver-focused interior. It marked a significant evolution in BMW's design language and engineering.
Body Styles:
Offered in Sedan (Saloon) and Touring (Wagon) body styles.
Coverage Area:
All mechanical, electrical, and bodywork systems for specified models.
Page Count:
Hundreds of pages (exact count not specified, but described as comprehensive).
Manual Type:
Service Repair Workshop Manual
Language:
English (implied by product description and target market)
Content Description:
Contains hundreds of pages with detailed photos & diagrams, step-by-step instructions, and professional-grade technical information.
Engine Systems:
Engine mechanical, fuel delivery, ignition, cooling, exhaust, lubrication, engine management (DME/ECU).
Transmission Systems:
Manual transmission (Getrag 260/5, 260/6), Automatic transmission (ZF 4HP22, 4HP24), clutch, differential, driveshafts, AWD system (for 525iX).
Chassis Systems:
Suspension (front strut, rear multi-link), steering (power steering), brakes (ABS, vented discs), wheels and tires.
Electrical Systems:
Wiring diagrams, battery, alternator, starter, lighting, instrumentation, power windows, central locking, climate control electronics, SRS (airbag) system.
Bodywork And Interior:
Body panel removal and installation, door mechanisms, seat adjustment, trim components, convertible top mechanisms (if applicable to variants).
Climate Control:
Manual and automatic climate control systems, HVAC diagnostics, refrigerant handling (R134a).
Maintenance Procedures:
Scheduled maintenance, oil changes, filter replacements, fluid checks and changes, spark plug replacement, belt replacement, brake pad/rotor service.
Repair Procedures:
Engine overhauls, transmission rebuilds, suspension component replacement, brake caliper overhaul, electrical component diagnosis and repair, body panel repair.
Troubleshooting Procedures:
Diagnostic flowcharts, fault code interpretation (for applicable models), symptom-based troubleshooting guides for engine, transmission, electrical, and HVAC systems.
Special Procedures:
Engine timing adjustments, differential fluid service, AWD system specific maintenance, airbag system safety precautions, diagnostic tool usage.
Wiring Diagrams:
Detailed, system-specific wiring diagrams with component identification and wire colors.
Diagnostic Capability:
Advanced diagnostics, including specific diagnostic trouble codes (DTCs) and testing procedures for electronic control units (ECUs).
Rebuild Instructions:
Comprehensive instructions for complete engine and transmission rebuilds, including component specifications and assembly sequences.
Expl Diagrams:
Highly detailed exploded diagrams and illustrations for all major components and systems.
Torque Specs:
Extensive listing of torque specifications for all critical fasteners and bolts.
Print Quality:
Printable by user (single page or entire manual).
Binding Type:
Digital (N/A for physical binding)
Paper Type:
Digital (N/A for physical paper type)
Device Compatibility:
Compatible with Windows and MAC computers, tablets, and smartphones.
Usage License:
Lifetime usage, no expiry dates or renewal fees.
Installation Policy:
Can be used on multiple computers.
Diagnostic Tools:
Covers procedures for using BMW's diagnostic tools of the era (e.g., DIS - Diagnostic Information System) or equivalent aftermarket tools.
Engine Variants:
M20B25 (525i, 525i Sport), M50B25 (525i, 525iX, 525i Sport), M60B30 (530i), M60B40 (540i, 540i M-Sport), S38B36 (M5).
525I Power:
Approximately 189 hp (141 kW) for M50 engine.
530I Power:
Approximately 215 hp (160 kW) for M60B30 engine.
535I Power:
Approximately 208 hp (155 kW) for M30B35 engine.
540I Power:
Approximately 282 hp (210 kW) for M60B40 engine.
M5 Power:
Approximately 310 hp (232 kW) for S38B36 engine.
Fuel Injection:
Bosch Motronic electronic fuel injection (EFI).
Engine Codes Explained:
M20, M30, M50, M60, S38 denote specific engine families and their technical characteristics.
Standard Transmission:
5-speed manual transmission.
Optional Transmission:
4-speed automatic transmission (ZF 4HP22/4HP24).
AWD System:
xDrive all-wheel drive system available on 525iX models.
Manual Transmission Fluid:
BMW MTF LT-2 or equivalent API GL-4 (specific weight may vary, consult manual).
Automatic Transmission Fluid:
ZF TE-ML 11A or 11B (BMW ATF LT-3/LT-4).
Audio Systems:
Factory radio/cassette players, often with CD changer integration options. Premium sound systems (e.g., Harman Kardon) available on higher trims.
Traction Control:
Automatic Stability Control (ASC) available on later models.
Connectivity Features:
Limited by era. Features might include power windows, power seats, cruise control, central locking, and optional heated seats.
Oil Change Interval:
Typically every 10,000-15,000 miles (15,000-25,000 km) or annually, depending on driving conditions and oil type used.
Spark Plug Replacement:
Around 60,000 miles (100,000 km), depending on plug type (e.g., copper vs. platinum).
Timing Belt Chain:
M20 and M30 engines use timing belts (replace every 50,000-60,000 miles). M50, M60, and S38 engines use timing chains, which are generally maintenance-free for the life of the engine but require inspection.
Coolant Specification:
BMW Antifreeze/Coolant (G48) or equivalent, typically a 50/50 mix with distilled water.
Brake Fluid Specification:
DOT 4 brake fluid.
Power Steering Fluid:
BMW Power Steering Fluid (P/N 82110027779) or Pentosin CHF 11S.
Common E34 Issues:
Head gasket leaks (M60 V8), cooling system component failure (water pump, thermostat, hoses), VANOS seal failure (M50TU engines), fuel pump failure, ABS sensor issues, door seal degradation, rust (especially rear fenders and rocker panels).
M5 Specific Issues:
Eccentric shaft sensor failure, connecting rod bearing wear (M88/3 and S38), valve adjustment requirements.
Bmw Legacy:
BMW has a long history of producing driver-focused luxury sedans, with the 5 Series representing the core of their executive offering.
E34 Development:
The E34 was the third generation of the 5 Series, succeeding the E28. It introduced a more aerodynamic design, a wider range of engine options including V8s, and the Touring body style. The M5 variant was a high-performance halo model.
Production Years:
1987-1996 (global, with North American models typically starting in 1989).
Production Locations:
Primarily Dingolfing, Germany.
