Target Audience:
DIY enthusiasts, independent repair shops, and BMW owners seeking detailed technical information.
Advantage Over Print:
Instant access, searchability, cross-platform compatibility, cost-effectiveness, always up-to-date within access period.
Ease Of Use:
Intuitive interface and quick navigation at the push of a button.
Cost Savings:
Significant savings compared to dealership labor rates.
Coverage Scope:
Comprehensive service and repair for all major vehicle systems.
Estimated Pages:
Extensive (digital format with deep content)
Type:
Official Service and Repair Manual Software
Format:
Online Access (Web Browser)
Accessibility:
PC, Laptop, Smartphone, Tablet compatible
Licensing Status:
Officially Licensed
Data Source:
OE (Original Equipment) Materials via RepairSurge
Renewal Option:
Discounts available for additional years
Powertrain:
Engine, Drivetrain (Transmission, Differentials, Axles)
Chassis:
Brakes, Suspension, Steering
Electrical:
Wiring Diagrams, Lighting, Electronics, ECUs
Comfort And Climate:
Heating, Ventilation, Air Conditioning (HVAC)
Body And Interior:
Body Panels, Doors, Seats, Interior Trim
Safety Systems:
Airbags, Seatbelts, ABS, DSC
Maintenance:
Scheduled maintenance, fluid changes, filter replacements, inspections.
Repair:
Detailed step-by-step repair procedures for all covered systems.
Diagnostics:
Troubleshooting guides, diagnostic trouble codes (DTCs), symptom analysis.
Component Replacement:
Replacement of individual components, assemblies, and sub-assemblies.
Technical Specifications:
Torque values, clearances, alignment specifications, electrical data.
Depth:
From basic checks to complete engine/transmission overhauls, including electronic systems.
Engine Options 2012:
sDrive30i (N52B30), sDrive35i (N55B30)
Sdrive30I Engine Displacement:
3.0 Liters
Sdrive30I Engine Type:
Naturally Aspirated Inline-6 Cylinder
Sdrive30I Horsepower:
255 hp @ 6600 rpm
Sdrive30I Torque:
220 lb-ft @ 2750 rpm
Sdrive35I Engine Displacement:
3.0 Liters
Sdrive35I Engine Type:
Turbocharged Inline-6 Cylinder (Twin-Scroll Turbo)
Sdrive35I Horsepower:
300 hp @ 5800 rpm
Sdrive35I Torque:
300 lb-ft @ 1300 rpm
Fuel Delivery:
Direct Injection (Valvetronic and Double VANOS for sDrive30i, Valvetronic, Double VANOS and Turbocharging for sDrive35i)
Recommended Fuel:
Premium Unleaded Gasoline (91 octane or higher)
Sdrive30I Transmission:
8-speed Steptronic Automatic transmission
Sdrive35I Transmission:
7-speed M Double Clutch Transmission (M-DCT) with Steptronic or 6-speed Manual Transmission
Transmission Features:
Paddle shifters, sport modes, launch control (M-DCT)
Automatic Transmission Fluid:
Refer to specific ZF fluid recommendations or BMW OEM part numbers (e.g., ATF 3+ for some ZF units)
Manual Transmission Fluid:
BMW MTF LT-3 or equivalent
NHTSA Rating:
Likely received 4 or 5-star ratings in relevant NHTSA categories for its era (specific data for 2012 Z4 not readily available in summary form).
Active Safety Systems:
Anti-lock Braking System (ABS), Dynamic Stability Control (DSC), Dynamic Traction Control (DTC), Cornering Brake Control (CBC), Automatic Stability Control + Traction (ASC+T)
Passive Safety Features:
Front airbags, side airbags, knee airbags, rollover protection system (pop-up bars), seatbelt pretensioners.
Infotainment System:
BMW iDrive system with 6.5-inch or 8.8-inch display (depending on options), navigation system, Bluetooth connectivity, USB interface.
Driver Assistance Features:
Optional: Parking Assist, Xenon Adaptive Headlights.
Connectivity Options:
Bluetooth hands-free, audio streaming, USB audio interface.
Oil Change Interval:
Typically every 10,000-15,000 miles or 12-24 months (based on Condition Based Service - CBS system). Check manual for specific intervals.
Brake Fluid Change:
Every 2 years
Spark Plug Replacement:
Typically around 60,000 miles for modern BMW engines.
Engine Oil Specification:
BMW Longlife-01 (LL-01) or BMW Longlife-04 (LL-04) approved synthetic oil, typically 0W-30 or 5W-30 depending on climate and specific engine.
Coolant Specification:
BMW Blue Antifreeze/Coolant (G48)
Power Steering Fluid:
Pentosin CHF 11S or equivalent synthetic hydraulic fluid (if equipped with hydraulic power steering).
Common Issues:
PCV valve failure (especially in N52 engines), oil leaks from valve cover gasket, water pump failures (especially electric on N55), turbocharger issues (N55), idrive system glitches, convertible top mechanism issues.
Bmw Roadster Legacy:
Continuation of BMW's long tradition of iconic roadsters like the 328, 507, and Z3/Z8.
Z4 Generations:
E85/E86 (2003-2008), E89 (2009-2016).
E89 Design Distinction:
First Z4 generation to feature a retractable hardtop, transitioning from the previous soft-top design. Styled by BMW designer Chris Bangle.
Manufacturing Location:
Regensburg, Germany
