Positioning:
Premium compact roadster offering a blend of performance, luxury, and innovative technology.
Competitors:
BMW Z3/Z4, Porsche Boxster, Audi TT.
Vario Roof:
Signature retractable hardtop (Vario-roof) offering coupe-like security and convertible freedom.
Supercharged Engine:
Responsive and torquey supercharged 2.0L inline-4 engine providing spirited performance.
Build Quality:
Renowned Mercedes-Benz build quality, materials, and attention to detail.
Handling:
Agile and balanced chassis tuned for sporty driving dynamics.
Engine Mechanical:
Engine assembly, cylinder head, block, pistons, crankshaft, camshafts, timing, lubrication, cooling, fuel injection, ignition.
Engine Management:
ECU diagnosis, sensors (MAP, MAF, O2, knock), actuators, emissions control.
Transmission:
Automatic transmission (5G-TRONIC 722.6) service, diagnosis, control module, fluid.
Drivetrain:
Driveshafts, differential, axles, wheel bearings.
Suspension:
Front and rear suspension components, struts, springs, control arms, anti-roll bars, geometry.
Steering:
Power steering system, steering rack, column, linkage, pump.
Brakes:
Hydraulic system, ABS (Anti-lock Braking System), ESP (Electronic Stability Program), calipers, rotors, pads, lines, parking brake.
Electrical System:
Battery, alternator, starter, wiring diagrams, fuses, relays, lighting, instrumentation.
Body And Chassis:
Body panels, structural components, doors, hood, trunk, interior trim, convertible roof system (Vario-roof).
HVAC:
Heating, Ventilation, and Air Conditioning (HVAC) system, refrigerant, compressor, blower motor, controls.
Comfort And Convenience:
Power windows, mirrors, seats, central locking, keyless entry.
Safety Systems:
Airbags, seatbelts, SRS control module.
Maintenance:
Scheduled maintenance, oil changes, filter replacements, fluid checks and changes.
Repair Engine:
Engine overhaul, component replacement, gasket sealing, belt replacement.
Repair Transmission:
Transmission fluid flush, seal replacement, clutch service (if applicable), solenoid replacement.
Diagnostics:
Troubleshooting guides, fault code interpretation (OBD-II), component testing.
Electrical Repair:
Wiring harness repair, component testing, diagnostic connector access.
Bodywork:
Panel alignment, dent repair, rust treatment, convertible top mechanism repair.
Specifications:
Torque specifications for all fasteners, diagnostic data, fluid capacities and types.
Depth:
Comprehensive: Covers everything from basic maintenance to full engine and transmission rebuilds.
Diagnostic Tools:
Information relevant to using professional diagnostic tools (e.g., Star Diagnosis).
Special Tools:
Identifies and describes necessary special tools for specific procedures.
Transmission Type:
5-Speed Automatic (722.6 '5G-TRONIC')
Transmission Type:
6-Speed Manual (RWD)
Automatic Features:
Touchshift (driver-selectable manual shifting), electronic control.
Automatic Transmission Fluid:
MB Spec 236.10 (ATF 134/134FE or equivalent)
Manual Transmission Fluid:
MB Spec 235.10 (Gear Oil)
Automatic Transmission Fluid Capacity:
Approx. 8.5 Liters (Total Fill), 4.5 Liters (Drain and Refill)
NHTSA Front Impact:
Not explicitly rated for this model year in all markets, but typical Mercedes-Benz safety standards apply.
IIHS Side Impact:
Not explicitly rated for this model year in all markets, but typical Mercedes-Benz safety standards apply.
ABS:
Standard Anti-lock Braking System
Esp:
Standard Electronic Stability Program
Traction Control:
ASR (Acceleration Slip Regulation)
Airbags:
Front airbags, side airbags (integrated into seats).
Rollover Protection:
Automatic pop-up roll bars deployed by pyrotechnic charge.
Seatbelts:
Pretensioners and force limiters.
Oil Change Interval:
Variable depending on driving style (typically every 10,000-15,000 miles or 12 months), indicated by 'Service A' or 'Service B' on the dashboard.
Transmission Service Interval:
Automatic: Every 40,000-60,000 miles or as indicated by the vehicle's service computer.
Coolant Flush Interval:
Every 30,000-50,000 miles or every 2-4 years.
Spark Plug Replacement:
Typically around 60,000-100,000 miles, depending on spark plug type (e.g., iridium).
Engine Oil Specification:
MB Spec 229.5 (Synthetic Engine Oil, e.g., 0W-40 or 5W-40)
Brake Fluid Specification:
DOT 4
Engine Oil Capacity:
Approx. 5.5 Liters (5.8 US Quarts) with filter change.
Vario Roof Hydraulics:
Potential for leaks or pump failure in the Vario-roof hydraulic system.
Mass Airflow Sensor:
Can become dirty or fail, leading to rough idle or poor performance.
Ignition Coils:
Misfires can occur due to failing ignition coils.
Crankshaft Position Sensor:
Failure can cause intermittent starting or stalling.
Supercharger Intercooler Hose:
Hoses can degrade and crack, affecting boost pressure.
Window Regulators:
Can fail, preventing windows from operating correctly.