Target Audience:
BMW Z4 (E85/E86) owners, independent repair shops, and automotive technicians seeking accurate, detailed repair information.
Advantage:
Provides factory-level detail and accuracy, surpassing generic repair guides. Offers a complete A-Z repair solution in a convenient digital format.
Documentation Quality:
Factory-written documentation, ensuring precision, completeness, and adherence to BMW's service standards.
Ease Of Use:
Single, easy-to-navigate PDF manual, eliminating the need to sift through multiple physical books.
Cost Savings:
Empowers owners to perform their own maintenance and repairs, significantly reducing labor costs at dealerships or independent shops.
Primary Coverage:
Comprehensive service, maintenance, diagnosis, and repair for all BMW Z4 E85/E86 models.
Secondary Coverage:
Electrical schematics, wiring diagrams, torque specifications, diagnostic procedures, troubleshooting guides.
Estimated Page Count:
Extensive, likely several thousand pages (typical for a factory service manual).
Type:
Factory Authorized Service and Repair Manual
Engine And Powertrain:
Engine mechanical, control systems, fuel system, emissions control, intake/exhaust, cooling, lubrication, ignition, starting, charging, automatic transmission, manual transmission, clutch, transfer case (if applicable), driveshaft, differential, axles.
Chassis And Suspension:
Suspension systems, steering column, power steering, wheels, tires, brakes (hydraulic, parking).
Electrical And Electronics:
Wiring schematics, multiplexing/CAN communication, lighting, instruments, audio/visual, horn, HVAC controls, supplementary restraint system (SRS), seat belts, engine immobilizer, cruise control, wiper/washer, door locks, mirrors, power windows.
Body And Interior:
Body exterior, interior trim, seats, instrument panel, doors, engine hood, glass.
Maintenance:
Scheduled maintenance, fluid changes, filter replacements, inspections, lubrication.
Repair And Rebuild:
Step-by-step repair procedures for all major mechanical and electrical components, including engine rebuilds, transmission overhauls, brake system repairs, suspension work, and electrical diagnostics.
Diagnostics And Troubleshooting:
Diagnostic fault codes (DTCs), troubleshooting flowcharts, common issues and their remedies.
Depth:
In-depth, factory-level technical information suitable for professional technicians and advanced DIY enthusiasts. Covers everything from basic maintenance to complex component overhauls and electrical system diagnosis.
Compatibility:
Windows (Vista 32/64, XP, ME, 98, NT, 2000) and Mac compatible.
Requirements:
Adobe PDF Reader and WinZip (free online).
Printability:
All pages are fully printable, allowing users to print specific sections or diagrams as needed.
Zoom Capabilities:
Images and diagrams can be enlarged for detailed viewing and printing.
Binding:
Digital PDF format (no physical binding).
Paper Type Implication:
N/A (digital format), but allows for printing on any desired paper type.
Primary Engine Variants Covered
Engine Options:
Likely covers the 3.0L inline-6 engines (e.g., N52 B30) and potentially the 2.5L inline-6 (e.g., N52 B25) and 3.0L twin-turbo inline-6 (N54 B30) depending on the specific market and model year variations of the 2007 Z4.
Power And Torque Ranges:
Provides specific horsepower and torque figures for each engine variant, along with detailed performance tuning information.
Fuel Delivery:
Detailed information on fuel injection systems, fuel pump specifications, fuel pressure testing, and injector service.
Coolant Type:
Specific BMW coolant type recommendations (e.g., BMW Blue or equivalent).
Oil Type And Capacity:
Recommended engine oil viscosity grade (e.g., 5W-30, 0W-40) and API/ACEA specifications, along with oil capacity for different engines. Likely requires BMW Longlife-01 or Longlife-04 approved oils.
Type:
Likely includes information on the Getrag 6-speed manual transmission (e.g., GS6-37BZ).
Type:
Information on the ZF 6-speed Steptronic automatic transmission (e.g., GA6HP19Z).
Fluid Specification:
Specific automatic transmission fluid (ATF) specifications (e.g., Dexron VI or a specific ZF Lifeguard fluid) and manual transmission fluid (MTF) specifications.
Details:
Procedures for clutch replacement, hydraulic system service, and related components.
Wheelbase:
Approximately 2495 mm (98.2 in) for both Roadster and Coupe.
Track Width Front:
Approximately 1471 mm (57.9 in).
Track Width Rear:
Approximately 1509 mm (59.4 in).
Curb Weight Range:
Approximately 1355 - 1495 kg (2987 - 3296 lbs) depending on engine and body style.
Gross Vehicle Weight Rating:
Specified by VIN and model, typically around 1800-1900 kg.
Airbags:
Front airbags, side airbags, and potentially head protection system (HPS) for side airbags.
Seatbelts:
Three-point inertia-reel seatbelts with pretensioners and force limiters.
ABS:
Anti-lock Braking System (ABS) with Electronic Brake-force Distribution (EBD).
Traction Control:
Dynamic Stability Control (DSC) including Automatic Stability Control and Traction (ASC+T).
Immobilizer:
Electronic engine immobilizer system (EWS).
Head Unit Options:
Covers standard BMW Business CD or Professional CD radios, with options for navigation systems (CCC unit) and enhanced audio systems.
Cruise Control:
Standard cruise control functionality and diagnostics.
Can Bus System:
Detailed explanation of the vehicle's CAN (Controller Area Network) bus system and its role in vehicle communication.
Modules:
Information on various Electronic Control Units (ECUs) such as DME (Digital Motor Electronics), EGS (Electronic Transmission Control), DSC (Dynamic Stability Control), and comfort modules.
Oil Change Interval:
Typically every 10,000-15,000 miles or 12-24 months, depending on driving conditions and oil type, as indicated by the vehicle's Condition Based Service (CBS) system.
Brake Fluid Change:
Recommended every 2 years, regardless of mileage.
Coolant Change:
Initial change often at 4 years or 60,000 miles, then every 2 years or 30,000 miles thereafter, using BMW antifreeze.
Spark Plug Replacement:
For the N52 engines, typically around 60,000 miles, but consult the manual for specific engine variants.
Power Steering Fluid:
Likely a specific BMW hydraulic fluid or Pentosin CHF 11S.
Brake Fluid:
DOT 4 High Performance brake fluid.
Common Problems:
Potential issues include VANOS solenoids, oil leaks from valve cover gaskets or oil filter housings, water pump failure, clutch wear (manual transmissions), power steering leaks, and convertible top hydraulic system issues (for E85).
Bmw Roadster Legacy:
Builds upon BMW's long heritage of producing iconic two-seater sports cars, following in the footsteps of models like the 328, 507, and Z3.
E85 E86 Generation:
The E85 (Roadster) was introduced in 2002, with the E86 (Coupe) variant added in 2006. This generation represented a significant evolution in design and technology for BMW's compact roadster/coupe offering.
Manufacturing Location:
Primarily produced at BMW's plant in Spartanburg, South Carolina, USA.
