Engine Management:
Covers fuel injection, ignition timing, emissions control systems, and ECU diagnostics.
Cooling System:
Details radiator, water pump, thermostat, hoses, and fan operation.
Lubrication System:
Includes oil pump, oil filter, lubrication passages, and oil pressure checks.
Exhaust System:
Covers catalytic converter, mufflers, pipes, and oxygen sensors.
Automatic Transmission:
Details hydraulic system, electronic controls, torque converter, and fluid service.
Manual Transmission:
Includes clutch operation, gear shifting mechanisms, and internal component service.
Anti-Lock Braking System (ABS):
Covers ABS control module, wheel speed sensors, hydraulic modulator, and diagnostic procedures.
Power Steering:
Details power steering pump, steering rack, hoses, and fluid replacement.
Lighting System:
Includes headlight, taillight, interior lighting, and fuse box information.
Instrument Cluster:
Details gauges, warning lights, and related sensor inputs.
Body Control Module (Bc M):
Covers door locks, windows, mirrors, and central locking systems.
Supplemental Restraint System (Srs) Airbags:
Includes airbag modules, sensors, wiring, and safety precautions.
Chassis Electrical:
Covers wiring diagrams for various electronic components and accessories.
Routine Maintenance:
Oil changes, filter replacements, fluid checks, spark plug replacement, belt adjustments.
Troubleshooting Diagnostics:
Step-by-step diagnostic flowcharts for common and complex issues.
Engine Overhaul:
Detailed instructions for engine disassembly, inspection, and reassembly.
Transmission Service:
Fluid and filter changes, seal replacements, and internal component repair.
Brake System Repair:
Pad and rotor replacement, caliper service, bleeding procedures.
Suspension Component Replacement:
Strut, shock absorber, ball joint, and control arm replacement.
Electrical Component Testing And Replacement:
Testing starters, alternators, sensors, and actuators.
Body Panel Repair And Replacement:
Includes procedures for dents, rust repair, and panel alignment.
Air Conditioning System Service:
Recharging, leak detection, component replacement (compressor, condenser).
Wheel Alignment Specifications:
Provides camber, caster, and toe settings.
Torque Specifications:
Lists torque values for critical fasteners throughout the vehicle.
Depth:
Comprehensive, covering everything from basic maintenance to advanced diagnostics and full component rebuilding. Suitable for professional mechanics and serious DIY enthusiasts.
NHTSA Front Crash Rating:
4-star (driver) / 4-star (passenger) - As per contemporary NHTSA testing for comparable models.
IIHS Crash Test Rating:
Good (for comparable E39 models tested later)
Traction Control:
Often available as optional or standard on higher trims (ASC+T).
Anti-Lock Braking System (ABS):
Standard
Airbags:
Driver and front passenger airbags, side airbags (optional on some trims).
Seatbelts:
3-point seatbelts with pretensioners and force limiters.
Body Structure:
Reinforced safety cage, crumple zones.
Oil Change Interval:
BMW's Condition Based Service (CBS) system, typically around 10,000-15,000 miles or as indicated by the service indicator.
Air Filter Replacement:
Every 30,000-50,000 miles or as needed based on driving conditions.
Cabin Air Filter Replacement:
Every 15,000-30,000 miles or annually.
Spark Plug Replacement:
Typically every 60,000-100,000 miles, depending on spark plug type (e.g., long-life platinum/iridium).
Coolant Flush:
Every 2-4 years or 30,000-60,000 miles.
Brake Fluid Flush:
Every 2 years.
Engine Oil Type:
BMW Longlife-98 (LL-98) specification is recommended. Viscosity grades commonly used are 5W-30 or 5W-40. Check manual for exact specification.
Coolant Type:
BMW Blue Antifreeze/Coolant or equivalent ethylene glycol-based coolant with corrosion inhibitors. Mix 50/50 with distilled water.
Brake Fluid Type:
DOT 4 Low Viscosity (LV) or DOT 4 Plus.
Power Steering Fluid Type:
Pentosin CHF 11S or an equivalent synthetic hydraulic fluid meeting BMW specifications.
Automatic Transmission Fluid Type:
GM Dexron III or ZF LifeguardFluid 4 (or equivalent approved by BMW).
Manual Transmission Fluid Type:
BMW MTF LT-2 or equivalent synthetic manual transmission fluid.
Known Issues:
Common E39 issues include: VANOS unit seals, oil pan gasket leaks, valve cover gasket leaks, cooling system component failures (radiator, water pump, hoses), ABS sensor failures, window regulator failures, and pixelated dashboard displays.