Segment:
Luxury Mid-size Sedan
Target Audience:
Enthusiasts and owners seeking to perform their own maintenance and repairs
Key Competitors:
Mercedes-Benz E-Class, Audi A6, Lexus GS
Vehicle Identity:
Represents BMW's focus on driving dynamics, build quality, and refined engineering for its executive sedan line.
Manual Value Proposition:
Provides authoritative, manufacturer-backed repair information to save on dealership costs and ensure proper vehicle care.
Engine Mechanical:
Complete disassembly, assembly, tuning, diagnostics for M52B28 engine
Engine Management:
DME (Digital Motor Electronics), sensor diagnostics, fuel injection, ignition timing
Transmission Manual:
Service, repair, clutch replacement, gearshift mechanisms
Transmission Automatic:
ZF 5HP18/5HP19 service, repair, electronic controls, fluid replacement
Suspension:
Front McPherson strut, rear multi-link, component replacement, alignment specifications
Brakes:
ABS (Anti-lock Braking System), DSC (Dynamic Stability Control), caliper, rotor, pad replacement, bleeding procedures
Electrical System:
Full wiring diagrams, component testing, sensor identification, fuse/relay locations
HVAC:
Climate control system, refrigerant handling, component replacement, diagnostic procedures
Bodywork:
Panel removal/installation, dent repair, door mechanisms, glass replacement
Chassis:
Structural components, body rigidity, mounting points
Exhaust System:
Component replacement, gasket identification, emission control systems
Fuel System:
Fuel pump, filter, injectors, pressure regulator, tank service
Cooling System:
Radiator, water pump, thermostat, hoses, coolant specifications
Steering:
Power steering system, steering rack, tie rods, linkage service
Preventative Maintenance:
Oil changes, filter replacements, spark plug service, fluid checks, belt inspections
Troubleshooting:
Symptom-based diagnostics, component testing, common fault finding
Major Repairs:
Engine rebuild, transmission overhaul, suspension component replacement
Diagnostic Scans:
OBD-II (On-Board Diagnostics II) interpretation and troubleshooting
Component Replacement:
Step-by-step guides for all major vehicle components
Depth:
Comprehensive factory-level repair information, suitable for professional mechanics and advanced DIY enthusiasts
Diagnostic Tools:
Information on using specialized BMW diagnostic tools (e.g., GT1, DIS) and common scan tools
Oil Change Interval Approx:
7,500 - 10,000 miles or 12-15 months (flexible service interval system)
Spark Plug Replacement Interval Approx:
60,000 - 100,000 miles (depending on plug type - platinum/iridium)
Coolant Flush Interval Approx:
Every 2-3 years or 30,000 miles
Transmission Fluid Interval Approx:
75,000 - 100,000 miles (especially for automatic)
Engine Oil Type:
SAE 5W-30 Synthetic or SAE 5W-40 Synthetic
Engine Oil Capacity:
6.5 Liters (6.9 US quarts)
Coolant Type:
BMW Blue Antifreeze/Coolant (G48 ethylene glycol based)
Brake Fluid Type:
DOT 4 (or DOT 4 PLUS)
Common Problems M52B28:
VANOS (Variable Valve Timing) solenoid/seal failure, oil leaks from valve cover gasket and oil pan gasket, coolant expansion tank cracking, ABS/ASC sensor failures, window regulator failures, power seat module issues.
Oil Filter Part Number:
Mann-Filter W914/2, Mahle OX172
Air Filter Part Number:
Mann-Filter C35173
Cabin Filter Part Number:
Mann-Filter CU2445