Vehicle Segment:
Compact luxury roadster, often referred to as a 'baby' SLK.
Target Audience:
Enthusiasts seeking a sporty, stylish convertible with Mercedes-Benz quality and engineering.
Key Competitors:
BMW Z4, Audi TT Roadster, Porsche Boxster, Chevrolet Camaro Convertible, Ford Mustang Convertible.
Defining Feature:
Retractable hardtop (Vario-roof) offering coupe-like security and convertible freedom.
Design Philosophy:
Compact, agile, and driver-focused sports car with premium interior appointments.
General:
Comprehensive service, repair, and troubleshooting procedures for all systems.
Specific Systems:
Engine, Transmission, Drivetrain, Suspension, Steering, Brakes, HVAC, Electrical, Body, Infotainment, Safety Systems.
Estimated Pages:
Hundreds (exact count not specified, but described as 'very detailed').
Type:
Factory Service Repair Workshop Manual
Engine Mechanical:
Engine assembly, cylinder head, valve train, crankshaft, pistons, connecting rods, timing system, lubrication, cooling.
Engine Management:
Fuel injection, ignition system, emissions control, engine sensors, diagnostic trouble codes (DTCs).
Transmission Drivetrain:
Automatic transmission (e.g., 7G-TRONIC PLUS), manual transmission (if applicable), differential, driveshafts, axles.
Suspension Steering:
Front and rear suspension components, shock absorbers, springs, control arms, steering rack, power steering system.
Brakes:
Brake system components (calipers, rotors, pads), ABS, ESP, brake fluid specifications, bleeding procedures.
Electrical Electronics:
Battery, charging system, starter, lighting, fuse box diagrams, wiring diagrams, body control modules (BCM), comfort systems.
HVAC:
Air conditioning system, heater core, blower motor, climate control module, refrigerant handling.
Body Chassis:
Body panels, doors, hood, trunk, convertible top mechanism (vario-roof), interior trim, underbody.
Infotainment Navigation:
Audio systems, COMAND NTG, telematics, navigation system.
Safety Systems:
Airbag system, seat belts, pre-tensioners, occupant classification system.
Maintenance:
Scheduled maintenance, oil changes, filter replacements, fluid checks and top-offs, brake inspections.
Troubleshooting:
Diagnostic procedures for common and uncommon faults, symptom-based troubleshooting guides.
Repair Overhaul:
Step-by-step repair instructions for all major components and systems, including complete rebuild procedures.
Component Replacement:
Detailed instructions for replacing parts such as alternators, starters, water pumps, fuel pumps, sensors, body panels.
Diagnostics:
Use of diagnostic tools (e.g., STAR Diagnosis/XENTRY), reading and interpreting data streams, performing actuator tests.
Adjustments:
Alignment procedures, setting tolerances, calibration of electronic modules.
Depth:
Professional-level, covering everything from basic maintenance to complex component removal, repair, and installation. Includes torque specifications, clearances, and diagnostic data.
Slk200:
2.0L turbocharged inline-4 (M274 engine family)
Slk250:
1.8L turbocharged inline-4 (M271 engine family) - early models, later replaced by 2.0L
Slk350:
3.5L naturally aspirated V6 (M276 engine family)
Slk55 Amg:
5.5L naturally aspirated V8 (M152 engine family)
Slk200 Horsepower:
Approx. 184 hp (135 kW)
Slk200 Torque:
Approx. 200 lb-ft (270 Nm)
Slk350 Horsepower:
Approx. 306 hp (225 kW)
Slk350 Torque:
Approx. 273 lb-ft (370 Nm)
Slk55 Amg Horsepower:
Approx. 421 hp (310 kW)
Slk55 Amg Torque:
Approx. 391 lb-ft (530 Nm)
Fuel Type:
Premium Unleaded Gasoline (91+ octane recommended)
Injection Type:
Direct Injection (for M274 and M152), Electronic Fuel Injection (for M271, M276).
Slk200 Slk250:
6-speed manual transmission (often optional, 7G-TRONIC PLUS automatic standard)
Slk350 Slk55 Amg:
7-speed automatic transmission (7G-TRONIC PLUS), AMG SPEEDSHIFT PLUS 7G-TRONIC for SLK55 AMG.
Manual Availability:
Available on base models (e.g., SLK 200).
Gear Ratios:
Detailed gear ratios are available within the manual.
Fluid Type:
Specific automatic transmission fluid (ATF) and manual transmission fluid (MTF) types documented in the manual (e.g., MB-Approval 236.14 for 7G-TRONIC PLUS).
Length:
Approx. 4,134 mm (162.8 in)
Width:
Approx. 1,787 mm (70.4 in) without mirrors
Height:
Approx. 1,301 mm (51.2 in)
Wheelbase:
Approx. 2,430 mm (95.7 in)
Curb Weight:
Varies by model and equipment, typically starting around 1,400 kg (3,086 lbs).
Trunk Volume Coupe:
Approx. 335 liters (11.8 cu ft) with roof up.
Trunk Volume Convertible:
Approx. 225 liters (7.9 cu ft) with roof down.
NHTSA Rating:
While specific R172 ratings vary by year and market, Mercedes-Benz vehicles generally achieve high safety scores. Check specific year's results.
IIHS Rating:
Likely to have good ratings in front, side, and rear impact tests. Check specific year's results.
Electronic Stability Program:
Standard ESP (Electronic Stability Program) with traction control.
Antilock Braking System:
Standard ABS (Anti-lock Braking System).
Brake Assist:
BAS (Brake Assist) system.
Airbags:
Front airbags, side airbags, knee airbags (driver), head airbags (optional).
Rollover Protection:
Integrated rollover protection bars behind the headrests.
Seatbelts:
Pre-tensioning seatbelts, Belt force limiters.
System Name:
COMAND (Cockpit Management and Navigation Display) system.
Features:
Includes radio, CD/DVD player, navigation, Bluetooth connectivity, USB/auxiliary input, optional Harman Kardon sound system.
Adaptive Cruise Control:
Optional DISTRONIC PLUS.
Parking Assistance:
Optional PARKTRONIC parking assist, rearview camera.
Blind Spot Monitoring:
Optional Blind Spot Assist.
Lane Keeping Assist:
Optional Lane Keeping Assist (often bundled with other systems).
Bluetooth:
Standard Bluetooth hands-free calling and audio streaming.
Voice Control:
Optional LINGUATRONIC voice control system.
Neck Scarf:
Optional AIRSCARF system, which blows warm air around the occupants' necks.
Climate Control:
Standard automatic climate control (THERMATIC), optional THERATRONIC multi-zone control.
Oil Change Interval:
Typically every 10,000 to 15,000 miles or 12 months, whichever comes first, depending on driving conditions (refer to manual for specific intervals and condition monitoring system (CBS) indications).
Major Service Schedule:
Refer to the manual for specific service 'A' and 'B' schedules, which include checks on brakes, suspension, drivetrain, and fluid levels at prescribed intervals.
Engine Oil:
Specific Mercedes-Benz approved synthetic engine oils, e.g., MB-Approval 229.5 or 229.51, with viscosity grades like 0W-40 or 5W-40 depending on engine and climate. Capacity varies by engine.
Coolant:
Mercedes-Benz coolant (e.g., MB-Approval 325.0), typically a 50/50 mixture with distilled water.
Brake Fluid:
DOT 4 Plus (SAE J1703/ISO 4925) brake fluid.
Common Wear Items:
Brake pads and rotors, tires, suspension bushings, engine mounts, Vario-roof hydraulic system components (e.g., seals, pumps).
Potential Electrical:
Occasional issues with window regulators, convertible top module sensors, or infotainment system glitches.
Engine Specific Considerations:
For M271 engines (1.8L), timing chain wear can be a concern. For M274 (2.0L), check for oil leaks. SLK55 AMG (M152) requires diligent maintenance due to its high-revving nature.
