Class:
Full-size luxury sedan
Reputation:
Renowned for its engineering, comfort, and performance, representing the pinnacle of BMW's offerings during its era.
Key Competitors:
Mercedes-Benz S-Class (W126/W140), Lexus LS 400, Jaguar XJ, Audi V8 Quattro
Design Philosophy:
Elegant styling, driver-focused interior, advanced engineering for its time.
Distinguishing Elements:
V8 engine options, advanced self-leveling suspension (optional), sophisticated electronics, spacious and luxurious cabin.
Engine Variants:
All gasoline engine variants from 1988-1994 (e.g., M30B30, M30B32, M30B35, M60B30, M60B40)
Transmission Types:
Automatic and Manual Transmissions
Body Styles:
Sedan (including Long Wheelbase - iL models)
Type:
Comprehensive Service and Repair Manual
Powertrain:
Engine, cooling system, fuel system (including EFI), exhaust system, transmission (manual & automatic), driveshaft, differential, axles
Chassis:
Suspension (front & rear), steering system, brake system (including ABS), wheels, tires
Electrical:
Ignition system, charging system, starting system, lighting, instrumentation, power accessories (windows, locks, seats), climate control electronics, engine control unit (ECU) wiring diagrams
Body And Interior:
Body panels, doors, windows, trim, seats, safety restraints, HVAC system (mechanical components)
Maintenance:
Scheduled maintenance, oil changes, filter replacements, fluid checks and changes, spark plug replacement, belt inspection and replacement
Repair And Rebuild:
Engine overhaul, transmission repair, brake caliper rebuild, suspension component replacement, electrical component diagnosis and replacement
Troubleshooting:
Diagnostic procedures for common and complex issues, fault code interpretation (where applicable), wiring diagram analysis
Diagnostics:
Detailed diagnostic flowcharts, component testing procedures, measurement specifications
Depth:
Comprehensive from basic maintenance to complete engine and transmission overhauls, including detailed electrical schematics and diagnostic procedures.
Standard Transmission:
4-speed Automatic (e.g., ZF 4HP22)
Optional Transmission:
5-speed Manual (for some models/markets)
Automatic Features:
Sport/Economy mode selection (on some later models)
Automatic Transmission Fluid:
Dexron III / Mercon or ZF TE-ML 04D / 14A equivalent
Crash Test Data Availability:
Limited official crash test data for this era compared to modern standards, but generally considered robust for its time.
ABS:
Standard Anti-lock Braking System (ABS) on most models
Traction Control:
Optional ASC (Automatic Stability Control) on some later models
Airbags:
Driver airbag standard from introduction, passenger airbag optional/standard on later models.
Seatbelts:
3-point seatbelts with pretensioners
Body Structure:
Reinforced safety cage, crumple zones.
Audio System:
Premium sound systems available, often with cassette tape players and basic radio tuners.
Navigation:
Early BMW navigation systems available as an option on some models, often bulky and less integrated than modern systems.
Cruise Control:
Standard cruise control system.
Bluetooth:
Not available in this era. Aftermarket solutions are common.
Climate Control:
Automatic climate control with dual-zone functionality on many models.
Power Features:
Power-adjustable seats (with memory), windows, mirrors, sunroof.
Oil Change Interval:
Typically every 10,000-15,000 km (6,000-9,000 miles) or annually, depending on driving conditions and oil used.
Spark Plug Replacement:
Approximately every 40,000-60,000 km (25,000-37,000 miles) for standard plugs, longer for platinum/iridium.
Coolant Flush:
Every 2-4 years or 40,000-60,000 km (25,000-37,000 miles).
Engine Oil Type:
SAE 5W-30, 5W-40, 10W-40 or 10W-30 (API SG or higher, BMW LL-98 specification for later oils if compatible).
Engine Oil Capacity:
Approx. 6.5-7.5 Liters (6.9-7.9 US Quarts) for inline-6, 7.5-8.5 Liters (7.9-9.0 US Quarts) for V8.
Cooling System:
Plastic coolant expansion tanks prone to cracking, radiator leaks, water pump failure.
Electrical System:
Ignition coil failures, alternator issues, starter solenoid problems, wiring harness degradation (especially in the engine bay), ABS sensor failures.
Engine M60:
Timing chain guide wear (Ni-resist inserts can break down), VANOS unit issues (on later M60 variants), oil consumption.
Suspension Steering:
Worn control arm bushings, ball joints, strut mounts, power steering leaks.
Bmw Legacy:
BMW has a long-standing reputation for building driver-oriented luxury vehicles with strong performance credentials and advanced engineering.
E32 Introduction:
Launched in 1986 (as a 1987 model in some markets), the E32 was BMW's answer to the growing demand for larger, more luxurious sedans, aiming to compete directly with established luxury marques.
Facelift Updates:
Received updates throughout its lifecycle, including the introduction of the V8 engines (M60) and minor styling revisions.
Production Period:
1986-1994
Manufacturing Location:
Dingolfing, Germany
Automotive Journalism Awards:
Frequently cited by automotive publications for its luxury, performance, and engineering advancements during its production run.
Comparative Testing:
Often performed well in head-to-head comparisons against its luxury segment rivals.
