Engine:
Complete engine overhaul, diagnosis, tuning, cooling system, lubrication system, fuel injection, ignition system, emission control systems
Transmission:
Manual and Automatic transmission service, repair, overhaul, fluid specifications
Drivetrain:
Front axle, rear axle, drive shafts, differential, wheel bearings
Suspension Steering:
Front and rear suspension components, shock absorbers, springs, control arms, steering gear, power steering system, wheel alignment specifications
Brakes:
Brake system diagnosis, repair, maintenance of front and rear brakes (discs, pads, calipers, lines, master cylinder), ABS system components
Electrical Electronic:
Complete wiring diagrams, battery, alternator, starter, lighting systems, instrument cluster, power windows, locks, mirrors, HVAC controls, ECU diagnosis and repair
Bodywork:
Body panel removal and installation, doors, hood, trunk, bumpers, interior trim, glass replacement
HVAC:
Air conditioning system service, refrigerant, compressor, blower motor, climate control panel diagnosis and repair
Exhaust System:
Catalytic converter, mufflers, exhaust manifolds, oxygen sensors.
Wheels Tires:
Wheel specifications, tire pressure recommendations, lug bolt torque specifications.
Maintenance:
Scheduled maintenance intervals, oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, belt inspection and replacement
Troubleshooting:
Diagnostic procedures for common and uncommon issues, fault code interpretation, symptom-based troubleshooting guides
Repair:
Step-by-step repair procedures for all major components and systems, including complete disassembly and reassembly instructions
Diagnostics:
Detailed diagnostic strategies, use of diagnostic tools, interpretation of sensor data
Body Electrical:
Operation and repair of lighting systems (headlights, taillights, interior), power accessories (windows, locks, mirrors, seats), wipers, horn, central locking, remote keyless entry.
Chassis Control:
Diagnosis and repair of ABS, ASC+T systems, including wheel speed sensors, ABS control module, and hydraulic unit.
Component Replacement:
Detailed instructions for replacing components such as radiators, alternators, starters, fuel pumps, brake calipers, control arms, mass airflow sensors, etc.
Torque Specifications:
Comprehensive torque specifications for all critical fasteners throughout the vehicle.
Depth:
Comprehensive, covering basic DIY maintenance to advanced mechanical and electrical repairs, including engine rebuilds and complex system diagnostics
Diagnostic Tools:
Information implicitly supports the use of BMW's proprietary diagnostic systems (e.g., GT1/TIS) and generic OBD-II scanners.
Clarity And Usability:
Designed for ease of use with clear text, high-quality diagrams, exploded views, and step-by-step instructions, suitable for both novice DIYers and professional mechanics.
Engine Code:
M52B28 (often referred to by its displacement)
Engine Type:
Naturally Aspirated Inline-6 Cylinder
Displacement:
2.8 Liters (2793 cc)
Bore X Stroke:
84.0 mm x 83.6 mm
Compression Ratio:
10.2:1
Horsepower:
193 hp @ 5500 rpm (SAE Net)
Torque:
206 lb-ft (279 Nm) @ 3950 rpm (SAE Net)
Fuel Delivery:
Electronic Fuel Injection (Bosch Motronic M5.2 or M5.4)
Fuel Type:
Premium Unleaded Gasoline (91 AKI or higher recommended)
Cooling Type:
Liquid-cooled, pressurized system with engine-driven fan and electric auxiliary fan
Oil Type:
BMW Longlife-98 (LL-98) specification 5W-40 or 5W-30 synthetic oil
Ignition Type:
Distributorless Ignition System (DIS) with individual ignition coils (coil-on-plug for later models)
Oil Change Interval:
Typically every 10,000-15,000 miles (16,000-24,000 km) or annually, using synthetic oil. Check Condition Based Service (CBS) system on newer models within this range.
Spark Plug Replacement:
Approximately 60,000 miles (96,000 km) for standard plugs; iridium plugs can last longer.
Brake Fluid Flush:
Every 2 years, regardless of mileage.
Coolant Flush:
Every 2-3 years or as recommended by the manual.
Engine Oil Capacity:
Approximately 6.5 quarts (6.2 liters) with filter change for the 2.8L engine.
Coolant Type:
BMW Blue Antifreeze/Coolant (G48 ethylene glycol based)
Power Steering Fluid:
BMW Power Steering Fluid or Pentosin CHF 11S (check specific requirements)
Common Problems:
Vibration damper (harmonic balancer) failure, cooling system leaks (plastic expansion tank, hoses), VANOS system issues, oil leaks from valve cover gasket and oil pan gasket, ABS/ASC sensor failures, window regulator failures, headlight condensation.
