Engine:
All engine variants including N52 (3.0L I6), N62 (4.8L V8), N54 (3.0L Twin-Turbo I6), N63 (4.4L Twin-Turbo V8), M57 (3.0L Turbo Diesel I6)
Transmission:
Automatic (e.g., 6HP26, 8HP70), Transfer Case
Drivetrain:
xDrive All-Wheel Drive System (Clutch, differentials, drive shafts)
Brakes:
ABS, DSC (Dynamic Stability Control), Parking Brake, Brake Fluid Service, Rotor and Pad Replacement
Suspension:
Front and Rear Suspension Components, Adaptive Drive (if equipped), Electronic Damper Control
Steering:
Power Steering System, Steering Column, Wheel Alignment Specifications
Electrical:
Battery, Alternator, Starter, Lighting, Fuses, Relays, Wiring Diagrams, Body Control Module (BCM), Engine Control Module (ECM)
HVAC:
Climate Control System, Refrigerant, Compressor, Blower Motor, Cabin Filter Replacement
Interior:
Trim Removal/Installation, Seat Adjustment, Airbag System, Interior Lighting
Exterior:
Body Panels, Doors, Bumpers, Glass, Mirrors, Sunroof, Wiper System
Infotainment:
iDrive System Troubleshooting, Audio System, Navigation System
Body And Chassis:
Frame, body panels, doors, windows, sunroof, bumpers, interior trim, seats, and safety restraints.
Fuel And Emission Control:
Fuel tank, fuel pump, fuel lines, fuel injectors, evaporative emission control system, catalytic converters, and emission sensors.
Cooling System:
Radiator, coolant hoses, thermostat, water pump, fan, and heater core.
Maintenance:
Oil Changes, Filter Replacements (Oil, Air, Cabin, Fuel), Spark Plug Replacement, Brake Fluid Flush, Coolant Flush, Differential Fluid Change, Transfer Case Fluid Change
Diagnostics:
Troubleshooting guides, Diagnostic Trouble Codes (DTCs), Fault finding procedures for all major systems
Repair:
Engine component replacement (e.g., starter, alternator, water pump, fuel injectors), Transmission repair, Brake component replacement, Suspension component replacement, Electrical component replacement
Rebuilds:
Engine rebuild procedures, Transmission overhaul guidance (where applicable)
Installation:
Component installation, accessory fitting guidance
Adjustments:
Wheel alignment, door alignment, handbrake adjustments
Depth:
Comprehensive, covering all service and repair jobs from basic maintenance to complex diagnostics and component replacement. Includes step-by-step instructions and exploded diagrams.
Electrical Schematics:
Detailed wiring diagrams are included for all major electrical systems, crucial for troubleshooting.
Torque Specifications:
All critical torque specifications for fasteners are provided to ensure proper assembly and prevent damage.
Diagnostic Procedures:
Step-by-step diagnostic procedures for identifying the root cause of malfunctions across all vehicle systems.
Special Tools:
Identification and usage of specialized tools required for certain repair procedures.
Engine Options:
3.0L Inline-6 (N52B30), 4.8L V8 (N62B48), 3.0L Twin-Turbo Inline-6 (N54B30), 4.4L Twin-Turbo V8 (N63B44), 3.0L Turbo Diesel Inline-6 (M57D30TU2)
Xdrive30I Power:
255 hp @ 6600 rpm
Xdrive30I Torque:
236 lb-ft @ 2500-3000 rpm
Xdrive48I Power:
350 hp @ 6300 rpm
Xdrive48I Torque:
350 lb-ft @ 3400-3800 rpm
Xdrive35I Power:
300 hp @ 5800 rpm
Xdrive35I Torque:
300 lb-ft @ 1300-5000 rpm
Xdrive50I Power:
400 hp @ 5500-6000 rpm
Xdrive50I Torque:
450 lb-ft @ 1750-4500 rpm
Xdrive35D Power:
265 hp @ 4000 rpm
Xdrive35D Torque:
425 lb-ft @ 1750-2500 rpm
Injection Type:
Direct Injection (for N54, N63, N57), Port Injection (for N52, N62, M57)
Fuel Type:
Premium Unleaded Gasoline (91 octane or higher recommended for gasoline engines), Diesel Fuel for Diesel models
Oil Change Interval:
Typically every 10,000-15,000 miles or as indicated by the vehicle's Condition Based Service (CBS) system.
Brake Fluid Flush Interval:
Every 2 years regardless of mileage.
Spark Plug Replacement Interval:
Varies by engine: ~60,000 miles for N52, ~45,000 miles for N62, ~30,000 miles for N54/N63 (due to higher performance and direct injection).
Engine Oil Specification:
BMW Longlife-01 (LL-01) or BMW Longlife-04 (LL-04) depending on region and engine, typically SAE 0W-30 or 5W-30.
Coolant Specification:
BMW Blue Antifreeze/Coolant (G48, ethylene glycol based with silicate corrosion inhibitors)
Transmission Fluid Specification:
ATF LT 71141 or ATF 3403 M-115 for 6-speed, specific ATF for 8-speed (refer to manual for exact spec and part number, e.g., 83 22 2 148 578 for 8HP)
Differential Fluid Specification:
BMW Hypoid Gear Oil SAF-XJ or SAF-XX (refer to manual for specific axle and viscosity)
Common Problems:
Valve cover gasket leaks, oil pan gasket leaks, VANOS solenoid issues, PCV valve failure (especially on N52/N54), Water pump failure (electric on later models), Injector issues (N54/N63), Turbocharger issues (N54/N63), Diesel Particulate Filter (DPF) clogging (N57), Suspension component wear (bushings, control arms)
