Model Generation:
E85/E86
Model Years Covered:
2003, 2004, 2005, 2006, 2007, 2008
Chassis Code:
E85 (Roadster), E86 (Coupe - limited coverage implied by 'Convertible' focus, but parts catalog likely includes shared components)
Body Style:
Roadster (Convertible)
Segment:
Premium Compact Sports Convertible.
Key Competitors Era:
Porsche Boxster, Audi TT Roadster, Mercedes-Benz SLK-Class, Honda S2000.
Design Philosophy:
Long hood, short deck, rear-wheel drive, classic roadster proportions, driver-focused cockpit.
Benefit To Owner:
Enables accurate sourcing of OE replacement parts, crucial for maintaining vehicle integrity and performance.
Benefit To Technician:
Streamlines parts identification, reduces order errors, and aids in accurate reassembly.
Primary Focus:
Parts identification and listing for servicing and repair.
Intended Audience:
Professional technicians and experienced DIY mechanics.
Estimated Pages:
Hundreds (Specific number not provided, but indicative of comprehensive coverage)
Type:
Official Factory Parts Catalogue Manual
Software:
Adobe PDF Reader, WinZip
Operating Systems:
All Versions of Windows & Mac
Powertrain:
Engine, Transmission, Drivetrain, Exhaust System components.
Chassis:
Suspension (Front & Rear), Steering, Brakes (Front & Rear), Wheels, Tires.
Electrical:
Engine Management, Lighting (Exterior & Interior), Instrumentation, Audio System, Power Accessories, Body Electrical Control Units (e.g., LCM).
Body:
Exterior Body Panels (hood, fenders, doors, trunk lid, bumpers), Convertible Top Mechanism & Components, Interior Trim Panels, Glass, Mirrors, Seals.
HVAC:
Air Conditioning System, Heating System, Ventilation components.
Fuel:
Fuel Tank, Fuel Pump, Fuel Lines, Injectors, Fuel Filter components.
Cooling:
Radiator, Water Pump, Hoses, Thermostat, Coolant Reservoir.
Part Identification:
Detailed diagrams with exploded views and corresponding part numbers for all components.
Replacement Guidance:
Implied through parts listing to facilitate replacement of worn or damaged components.
Assembly Disassembly Sequences:
Typically included in parts catalogs to guide proper reassembly.
Scope:
Comprehensive parts catalog, not a repair manual with detailed procedures, but essential for accurate part ordering and understanding component relationships.
Quality:
High-resolution PDF, allowing for clear viewing and printing of diagrams and text.
Searchability:
Likely text-searchable, facilitating quick location of specific part numbers or descriptions.
Printability:
Full Printable - Users can print selected pages or the entire document.
Digital:
N/A (Digital Download)
Digital:
N/A (Digital Download)
Capability:
Zoom IN/OUT enabled for detailed examination of diagrams.
Engine Codes:
N52B30 (3.0L Inline-6), N52B25 (2.5L Inline-6), M54B25 (2.5L Inline-6 - early models), M54B30 (3.0L Inline-6 - early models).
Displacement:
2497 cc (2.5 Liters)
Horsepower:
Approx. 215 hp @ 6500 RPM
Torque:
Approx. 184 lb-ft @ 2750 RPM
Displacement:
2996 cc (3.0 Liters)
Horsepower:
Approx. 255 hp @ 6600 RPM
Torque:
Approx. 220 lb-ft @ 2750 RPM
Fuel Induction:
Multi-point Fuel Injection (MPI), Valvetronic technology on N52 engines.
Engine Management System:
Bosch Motronic (Specific version varies by model year and engine).
Type:
6-speed Manual Transmission (Getrag GS6-37BZ or similar)
Type:
6-speed Steptronic Automatic Transmission (GM 6L45R or similar)
Clutch:
Hydraulically actuated single dry plate clutch (Manual).
Differential:
Limited Slip Differential (LSD) often optional on higher performance models, especially with manual transmission.
Length:
Approx. 169.2 inches (4298 mm)
Width:
Approx. 68.5 inches (1740 mm)
Height:
Approx. 50.9 inches (1293 mm)
Wheelbase:
Approx. 98.3 inches (2497 mm)
Curb Weight Min:
Approx. 3000 lbs (1360 kg)
Curb Weight Max:
Approx. 3373 lbs (1530 kg)
NHTSA Front Crash Test:
4-star driver, 5-star passenger (for models tested).
IIHS Side Impact Test:
Good (for models tested).
Stability Control:
Dynamic Stability Control (DSC) standard.
Traction Control:
Automatic Stability Control and Traction (ASC+T) standard.
Airbags:
Driver and front passenger airbags, side-impact airbags.
Rollover Protection:
Pop-up roll-over protection bars behind the seats.
System Name:
BMW Professional Radio, Optional BMW Business CD or iDrive (CCC generation).
Connectivity:
Optional Bluetooth hands-free connectivity, CD player, Auxiliary audio input.
Parking Sensors:
Optional Park Distance Control (PDC).
Cruise Control:
Standard cruise control.
Oil Change Frequency:
Variable Service Interval (VSI) system, typically around 10,000-15,000 miles or 12-24 months, depending on driving conditions.
Brake Fluid Flush:
Every 2 years (regardless of mileage).
Coolant Change:
Every 4 years or 50,000 miles (depending on BMW coolant specification).
Spark Plug Replacement:
Approx. 60,000 miles (for original plugs, may vary based on type).
Engine Oil Type N52:
BMW Longlife-01 (LL-01) or BMW Longlife-04 (LL-04) compliant synthetic oil, typically 5W-30 or 0W-30.
Engine Oil Capacity 3.0L:
Approx. 6.5 liters (6.9 US quarts).
Transmission Fluid Auto:
ATF Dexron VI or an equivalent BMW approved fluid (specific type depends on transmission code).
Coolant Type:
BMW Blue Antifreeze/Coolant (G48 Ethylene Glycol based).
Common Problem Valve Cover Gasket:
Oil leaks from the valve cover gasket are common, especially on higher mileage N52 engines.
Common Problem Power Steering Pump:
Leaking or failing power steering pumps and hoses can occur.
Common Problem Cooling System:
Plastic water pump impellers can fail, leading to coolant leaks and overheating. Hoses can also become brittle.
Common Problem Convertible Top Hydraulic System:
Leaks in the hydraulic lines or failure of the hydraulic pump can affect convertible top operation.
