🏷️ Basic Information

Make:

Mercedes-Benz

Model:

SLK350

Year:

2010

Chassis Code:

R171

👋 Introduction

Vehicle Class:

Compact Luxury Sports Roadster/Convertible

Key Competitors:

BMW Z4, Audi TT, Porsche Boxster, Chevrolet Corvette (entry-level variants), Nissan 370Z Roadster.

Unique Selling Points:

Retractable hardtop (VARIO-ROOF), advanced safety features, Mercedes-Benz build quality and luxury, powerful V6 engine, precise handling.

Target Audience:

Mercedes-Benz owners, independent repair shops specializing in European vehicles, automotive enthusiasts seeking in-depth knowledge.

📋 Manual Details

Systems Covered:

Engine Mechanical, Engine Electrical, Fuel System, Cooling System, Exhaust System, Ignition System, Lubrication System, Transmission (Automatic), Drivetrain, Suspension (Front & Rear), Steering System, Brakes (Front & Rear), ABS/ESP, Climate Control, Body & Chassis, Interior & Exterior Trim, Electrical Systems (Body, Lighting, Instruments, Audio, Navigation), Convertible Roof System, Diagnostics & Troubleshooting, Maintenance Schedules, Wiring Diagrams.

Total Pages:

2500+

Type:

Official Service and Repair Manual Software

Language:

English

Format:

Software (likely executable or PDF based, searchable)

📖 Manual Coverage

Engine Mechanical:

Detailed procedures for engine disassembly, inspection, assembly, cylinder head, crankshaft, pistons, connecting rods, timing system (chain, tensioners, guides), valve train.

Engine Electrical:

ECU/ECM testing and replacement, sensor diagnostics (MAF, MAP, O2, Crankshaft Position, Camshaft Position), ignition coil testing, starter motor, alternator.

Fuel System:

Fuel pump testing, fuel injector cleaning and testing, fuel pressure regulation, fuel filter replacement, fuel tank removal/installation.

Cooling System:

Radiator, water pump, thermostat, coolant hoses, cooling fan operation, bleeding the system.

Exhaust System:

Catalytic converter, exhaust manifold, mufflers, oxygen sensors (pre and post catalytic converter).

Transmission Automatic:

722.6 (7G-TRONIC) service, fluid and filter change, torque converter, valve body diagnosis, shift solenoid testing, electronic transmission control module (ETC).

Suspension Front:

MacPherson strut assembly, control arms, ball joints, sway bar links, coil springs, shock absorbers.

Suspension Rear:

Multi-link independent suspension, shock absorbers, coil springs, trailing arms, control arms.

Steering System:

Power steering pump, steering rack, tie rod ends, power steering fluid specifications.

Brakes Front:

Ventilated disc brake replacement, caliper service, brake pad replacement, rotor specifications.

Brakes Rear:

Solid disc brake replacement, caliper service, brake pad replacement, rotor specifications.

ABS Esp:

ABS control module, wheel speed sensors, hydraulic unit, ESP sensor calibration, diagnostic procedures.

Electrical Body:

Body control module (BCM), power windows, central locking, mirrors, door lock actuators, keyless entry system.

Electrical Lighting:

Headlights (bi-xenon, cornering), taillights, interior lighting, fog lights, brake lights, wiring schematics for lighting circuits.

Electrical Instruments:

Instrument cluster, tachometer, speedometer, fuel gauge, temperature gauge, warning lights, CAN bus communication.

Convertible Roof:

Hydraulic system, pump, cylinders, actuators, sensors, roof operation troubleshooting, maintenance of seals and mechanisms.

Climate Control:

AC compressor, condenser, evaporator, blower motor, cabin air filter, refrigerant recharge, climate control module diagnosis.

Routine Maintenance:

Oil and filter change, air filter replacement, cabin air filter replacement, spark plug replacement, brake fluid flush, coolant flush, transmission fluid and filter change.

Troubleshooting:

System-specific diagnostic trees, symptom-based troubleshooting guides, error code interpretation.

Repair Procedures:

Step-by-step instructions for component removal, replacement, and reassembly for all covered systems.

Diagnostics:

OBD-II diagnostics, proprietary Mercedes-Benz diagnostic fault codes (DTCs), live data interpretation, actuator testing.

Wiring Diagrams:

Comprehensive electrical schematics for all major systems, including component locations and connector views.

Depth:

Comprehensive coverage from basic fluid changes to advanced electronic system diagnosis and major component overhauls. Suitable for professional technicians and advanced DIY enthusiasts.

📊 Manual Specifications

File Format Details:

Searchable digital format (e.g., .exe, .chm, or PDF). Allows for quick navigation, keyword searching, and printing of specific sections.

Print Quality:

High-resolution diagrams, clear text, and professional layout for easy reading and comprehension.

Binding Type:

Not applicable (Software format)

Paper Type:

Not applicable (Software format)

⚙️ Engine Specifications

Engine Code:

M272

Engine Type:

3.5L V6 SOHC (24-valve) with Variable Valve Timing (VVT)

Horsepower:

268 hp @ 6000 rpm

Torque:

258 lb-ft @ 2400-5000 rpm

Fuel Delivery:

Sequential Multi-Port Fuel Injection (MPI)

Fuel Type:

Premium Unleaded Gasoline (91 octane or higher recommended)

Engine Control Unit:

ME 9.7

Emission Control:

California ULEV II certified (model dependent)

🔧 Transmission

Transmission Type:

7-speed Automatic (7G-TRONIC)

Transmission Control:

Electronically controlled with TouchShift

Drive Modes:

Comfort (C) and Sport (S) modes

Transmission Fluid Type:

MB 236.14 (ATF) - e.g., Pentosin ATF1 or equivalent

📐 Dimensions

Length:

160.7 inches (4081 mm)

Width:

70.5 inches (1791 mm)

Height:

51.0 inches (1296 mm)

Wheelbase:

94.5 inches (2400 mm)

Curb Weight:

Approx. 3350 lbs (1520 kg)

Trunk Volume Roof Up:

Approx. 10.2 cu ft (288 L)

Trunk Volume Roof Down:

Approx. 5.2 cu ft (145 L)

🛡️ Safety Features

NHTSA Front Crash Rating:

4 Stars (Driver), 4 Stars (Passenger)

IIHS Top Safety Pick:

Yes

Electronic Stability Program:

Standard (ESP)

Anti Lock Braking System:

Standard (ABS)

Traction Control:

Standard (ASR)

Airbags:

Driver and front passenger front airbags, side airbags (head and thorax), knee airbags (driver).

Rollover Protection:

Pop-up roll bars (deploy automatically)

💡 Technology Features

Audio System:

Standard Audio 20 CD with 5-inch color display. Optional COMAND APS with HDD navigation, SiriusXM satellite radio, Harman Kardon surround sound.

Connectivity:

Bluetooth connectivity for hands-free calling (Tele Aid/mbrace system). Optional Media Interface for iPod/USB integration.

Lighting Technology:

Bi-Xenon headlights with Active Curve Illumination, LED daytime running lights (DRLs).

Comfort Features:

Optional AIRSCARF (neck-level heating), heated/ventilated seats, memory seats, dual-zone automatic climate control.

🔧 Maintenance

Oil Change Interval:

Typically 10,000 miles or 12 months, whichever comes first (depending on driving conditions and oil used). Indicated by 'Service A' or 'Service B' on the instrument cluster.

Spark Plug Replacement:

Approximately 60,000 miles (check specific recommendations for M272 engine)

Brake Fluid Change:

Every 2 years (DOT 4 Plus specified)

Transmission Fluid Change:

Typically 40,000-60,000 miles or as indicated by the vehicle's service computer (often considered 'lifetime' by some but recommended for longevity).

Engine Oil Type:

SAE 0W-40, API SN, ACEA A3/B4, MB-Approval 229.5

Coolant Type:

MB 325.0 / 326.0 (Ethylene Glycol based, blue color)

Power Steering Fluid:

MB 236.3 (ATF Dexron II specification)

Common Wear Items:

Front suspension components (control arm bushings, sway bar links), accessory drive belt and tensioner, water pump seal leaks, ignition coils, mass airflow sensor (MAF).

Convertible Roof System:

Leaking hydraulic lines, pump motor failure, sensor issues, lock mechanism wear.

M272 Engine Specific:

Timing chain tensioner wear (especially on earlier M272 versions, though less prevalent on 2010 models compared to earlier years), balance shaft gear wear (resulting in P0016/P0017 codes).

📚 Vehicle History

Heritage Focus:

Mercedes-Benz has a long-standing reputation for luxury, engineering excellence, and performance, particularly in sports car development (e.g., 300SL 'Gullwing').

R171 Generation:

The R171 generation (2004-2011) represented a significant evolution from the R170 SLK, featuring a more aggressive styling, advanced technology, and the introduction of the VARIO-ROOF hardtop across the range.

Production Years:

2004-2011 (R171 platform)

Manufacturing Location:

Bremen, Germany

🏆 Awards & Recognition

Typical Awards:

Consistently praised by automotive journalists for its styling, performance, and the innovative VARIO-ROOF system. Frequently appeared on 'Best Convertibles' lists.

Consumer Reports Reliability:

Variable; generally average to above average for its class, but specific model years and common issues should be investigated.