Covered Systems:
General Maintenance, Troubleshooting, Engine Service/Repair, Transmission Service/Repair, Brake System, Wiring Diagram, Electrical System, Suspension, Periodic Lubrication, Steering, Cooling System, Fuel Injection/Fuel System, Emission System, Heater/Air Conditioning, Engine Control System, Chassis/Body, Restraint System, Interior, Differential/Drive, Axle
Engine Service Repair:
Comprehensive procedures for engine assembly, disassembly, cylinder head, piston and connecting rod assemblies, crankshaft and main bearings, camshaft, valve train, engine lubrication system, engine cooling system, fuel system, ignition system, engine management system, emission control system, engine testing and repair.
Transmission Service Repair:
Detailed service and repair information for automatic transmissions, including hydraulic system, torque converter, transmission control module, valve body, and complete transmission overhaul procedures.
Brake System Coverage:
Service and repair for front and rear brakes, brake calipers, brake pads, brake discs, brake lines, brake fluid, ABS system, DSC system, and parking brake.
Electrical System Coverage:
Complete electrical system diagnostics and repair, including battery, charging system, starting system, lighting system, instrument cluster, comfort systems, power accessories, and detailed wiring diagrams.
Suspension Coverage:
Service and repair of front and rear suspension components, shock absorbers, springs, control arms, bushings, ball joints, power steering system, and wheel alignment procedures.
Chassis Body Coverage:
Body and chassis repair, structural components, doors, hood, tailgate, bumpers, interior trim, exterior trim, corrosion protection.
Interior Coverage:
Service and repair of interior components, seats, dashboard, center console, door panels, headliner, climate control system, audio system, and safety restraint systems.
Restraint System Coverage:
Airbag system diagnostics, repair, component replacement, and seat belt mechanisms.
Differential Drive Coverage:
Service and repair of front, rear, and center differentials, including lubrication, seals, and internal components. xDrive all-wheel-drive system servicing.
Procedures:
Detailed substeps, repair procedure information, notes, cautions, warnings, numbered instructions, disassembly, assembly, cleaning, reinstalling procedures, diagnostic and repair procedures for electrical system, troubleshooting, maintenance, installation
Maintenance Procedures:
Routine maintenance tasks such as oil changes, filter replacements, fluid checks and changes, belt replacement, spark plug replacement, and general inspections.
Troubleshooting Procedures:
Systematic troubleshooting guides for diagnosing common and complex issues, including symptom identification, diagnostic trouble codes (DTCs), and step-by-step diagnostic routines.
Wiring Diagram Usage:
Detailed wiring diagrams are provided for all electrical systems, enabling precise tracing of circuits and troubleshooting of electrical faults.
Depth:
Professional technician level, comprehensive diagnostic, repair, and maintenance information, detailed diagrams, specific vehicle or equipment repair, wiring diagrams and bulletins
Diagnostic Depth:
Covers advanced diagnostic procedures, including the use of diagnostic scan tools, interpretation of sensor data, and troubleshooting electronic control modules (ECMs).
Rebuild Capabilities:
The manual provides sufficient detail for complete engine and transmission rebuilds, including torque specifications, clearances, and assembly sequences.
Engine Options General:
The manual covers all engine types for the E70 generation. Specific engines typically included the N62 4.8L V8, N52 3.0L Inline-6, and later the N55 3.0L Twin-Scroll Turbocharged Inline-6 and the M-engines.
Engine Code Examples:
N62B48 (4.8i V8), N52B30 (3.0i I6), N55B30 (35i I6 Twin-Scroll Turbo).
Performance Details:
The manual provides detailed specifications for horsepower, torque, engine diagnostics, and performance tuning relevant to each engine variant within the E70 range.
Fuel System Coverage:
Fuel Injection and Fuel System service, repair, and diagnostics are comprehensively covered.
Fuel System Coverage Detail:
Fuel pump, fuel filter, fuel injectors, fuel pressure regulator, fuel lines, and fuel tank servicing.
Typical Oil Change Interval:
BMW typically recommended oil service intervals based on vehicle condition monitoring system, often around 10,000-15,000 miles or annually.
Engine Oil Specification:
Typically BMW Longlife-01 (LL-01) or BMW Longlife-04 (LL-04) synthetic oil, viscosity grade 5W-30 or 0W-30 depending on climate and specific engine. (Manual will provide exact specs).
Coolant Specification:
BMW Blue Antifreeze/Coolant (G48).
Transmission Fluid Specification:
BMW ATF Dexron VI or equivalent (for automatic transmissions).
Common Issues E70:
Valve cover gasket leaks, oil pan gasket leaks, VANOS solenoids/actuators, coolant expansion tank leaks, electronic parking brake issues, air suspension compressor failure (if equipped), transfer case actuator problems.
Common Issues E70 Electrical:
HVAC blower motor resistor failure, tailgate actuator issues, headlight condensation.