Era:
The E28 generation represented BMW's focus on sporting luxury sedans in the mid-1980s.
Usp:
The M535i was the performance-oriented variant of the E28, offering enhanced handling and power for a more engaging driving experience.
Competitors:
Competed with other premium performance sedans of the era, such as the Mercedes-Benz 190E 2.3-16 Cosworth and some Jaguar XJ models.
Performance Focus:
Emphasis on driver engagement through responsive handling and a powerful engine.
Build Quality:
Renowned BMW build quality and robust engineering.
Heritage:
Carried the M-division DNA, hinting at future M5 models.
Engine:
M30B34 (3.4L Inline-6), including lubrication, cooling, fuel injection (Bosch Motronic), ignition, exhaust, and emissions
Transmission:
Getrag 265 (5-speed manual), clutch system, driveline, and differential
Brakes:
Front vented discs, rear solid discs, ABS (Anti-lock Braking System), hydraulic system, and parking brake
Suspension:
Front MacPherson struts, rear semi-trailing arms, springs, shock absorbers, bushings, and steering components
Electrical:
Complete wiring diagrams, battery, alternator, starter, lighting, instrumentation, power accessories, and fuse/relay locations
Body:
Exterior body panels, doors, windows, sunroof, bumpers, interior trim, and corrosion protection
HVAC:
Heating, ventilation, air conditioning system components and service
Chassis:
Frame, subframes, and mounting points
Maintenance:
Scheduled maintenance, oil changes, filter replacements, tune-ups, and inspections
Repair:
Engine overhaul, transmission rebuild, brake system repair, suspension component replacement, electrical diagnostics, and bodywork repairs
Troubleshooting:
Diagnostic procedures for common faults and system malfunctions, including symptom-based troubleshooting charts
Diagnostics:
Detailed diagnostic procedures for fuel injection, ignition, ABS, and other electronic systems
Depth:
Comprehensive, covering everything from basic fluid checks to complete engine and transmission rebuilds
Target Audience:
Professional mechanics, experienced DIY enthusiasts, and BMW owners seeking in-depth repair knowledge
Engine Type:
Naturally aspirated, inline 6-cylinder, SOHC
Displacement:
3430 cc (3.4 Liters)
Horsepower:
218 hp @ 5700 rpm (DIN)
Torque:
290 Nm (214 lb-ft) @ 4000 rpm (DIN)
Fuel Delivery:
Bosch L-Jetronic or Motronic fuel injection system
Fuel Type:
Unleaded gasoline (Premium)
Cooling Type:
Water-cooled, pressurized system
Ignition Type:
Electronic ignition with knock control (Motronic)
Transmission Type:
Getrag 265 (5-speed manual)
Transmission Type:
ZF 4HP22 (4-speed automatic) was optional on some E28 models, though less common on M535i
Manual Gear Ratios:
Specific ratios for the Getrag 265 would be detailed in the manual, offering close ratios for spirited driving.
Manual Transmission Fluid:
BMW approved synthetic gear oil (e.g., Castrol SAF-XJ or equivalent GL-5 spec)
Clutch Type:
Hydraulically operated single dry plate clutch
Length:
Approximately 4620 mm (181.9 inches)
Width:
Approximately 1700 mm (66.9 inches)
Height:
Approximately 1415 mm (55.7 inches)
Wheelbase:
Approximately 2625 mm (103.3 inches)
Curb Weight:
Approximately 1460 kg (3219 lbs)
Gross Vehicle Weight Rating:
Varies by region and specific equipment, typically around 1900 kg
Crash Test Data:
Official crash test data for this specific model and era may be limited compared to modern standards. The manual will focus on structural integrity and component safety.
ABS:
Standard Bosch ABS system for enhanced braking control
Suspension Tuning:
Sport-tuned suspension and limited-slip differential (LSD) for improved stability and traction.
Seatbelts:
Three-point inertia-reel seatbelts
Headrests:
Front and rear headrests
Body Structure:
Reinforced safety cage structure, crumple zones
Audio System:
Factory BMW cassette radio, often with amplifier options.
Features:
Basic climate controls, analog instrumentation.
ABS:
Anti-lock Braking System (ABS) was a significant technology for its time.
Connectivity Options:
No modern connectivity features like Bluetooth or USB; primarily focused on core vehicle functions.
Oil Change:
Typically every 5,000-7,500 miles or 6-12 months, depending on driving conditions and oil type.
Spark Plugs:
Refer to manual for specific intervals and types, often around 30,000 miles for platinum plugs.
Timing Belt Chain:
M30 engine uses a timing chain, requiring no scheduled replacement but regular inspection for wear and tension.
Engine Oil:
API SG or higher, SAE 15W-40 or 20W-50 recommended depending on climate. Check manual for exact specifications and capacity (approx. 6.5 liters).
Coolant:
BMW Blue Antifreeze/Coolant or equivalent ethylene glycol-based coolant with corrosion inhibitors. Capacity approx. 10 liters.
Brake Fluid:
DOT 4, low viscosity recommended.
Engine:
Head gasket leaks, valve stem seals, oil leaks from the front and rear main seals, M30 oil consumption at higher mileage.
Electrical:
Corroded wiring harnesses, failing fuel pump relays, headlight switch issues, alternator voltage regulator failure.
Suspension Steering:
Worn control arm bushings, ball joints, tie rod ends, steering box leaks.
Cooling System:
Cracked radiator end tanks, failing water pump, thermostat issues.
Body:
Rust, particularly in wheel wells, rocker panels, and around the sunroof.
