🏷️ Basic Information

Make:

Mercedes-Benz

Model:

SLK-Class

Trim:

SLK350 Sport

Year:

2007

Chassis Code:

R171

Market Segment:

Compact Premium Sports Car / Roadster

👋 Introduction

Class:

Compact Luxury Roadster

Target Audience:

Enthusiasts seeking a stylish, performance-oriented, open-top sports car with German engineering.

Key Competitors:

BMW Z4, Audi TT Roadster, Porsche Boxster, Chevrolet Corvette.

Body Style:

Two-door convertible with a retractable hardtop (VARIO-ROOF).

Design Philosophy:

Combines sporty handling with everyday usability and luxury comfort.

📋 Manual Details

Product Name:

2007 Mercedes-Benz SLK-Class SLK350 Sport Owners Manual

Manual Type:

Owner's Manual

Format:

Digital PDF

Language:

English

Source:

Factory Original

Availability:

Instant Download

📖 Manual Coverage

Introduction:

Covers general information about the vehicle, safety warnings, and basic operation.

Instrument Cluster:

Details all gauges, warning lamps, indicators, and the multi-function display.

Entertainment Systems:

Covers the operation of the audio system, radio, CD player, and media interface (if equipped).

Climate Controls:

Explains the operation of the automatic climate control system, air conditioning, heating, and ventilation.

Lights:

Details exterior lighting functions (headlights, taillights, fog lights, turn signals) and interior lighting.

Driver Controls:

Covers steering wheel controls, power mirrors, windows, convertible top operation, and other driver-centric features.

Locks And Security:

Explains remote keyless entry, central locking, anti-theft alarm system, and immobilizer.

Seating And Safety Restraints:

Details seat adjustment, headrests, seat belts, airbags, and child seat installation (ISOFIX/LATCH).

Driving:

Provides guidance on starting and operating the vehicle, parking, and driving aids like cruise control.

Customer Assistance:

Information on Mercedes-Benz roadside assistance, service, and warranty.

Reporting Safety Defects:

Specific section for U.S. customers on reporting safety-related defects.

Cleaning:

Guidelines for interior and exterior cleaning and care.

Maintenance And Specifications:

Overview of maintenance requirements, service intervals, and fluid capacities.

Engine Compartment:

Identification of key engine components and routine checks.

Engine Oil:

Specifications for engine oil type, viscosity, and checking procedure.

Battery:

Information on battery location, maintenance, and replacement.

Fuel Information:

Recommended fuel octane rating and fueling procedures.

Air Filter:

Information on air filter type and replacement.

Part Numbers:

May include some common owner-replaceable part numbers (e.g., wiper blades, bulbs) but not comprehensive.

Refill Capacities:

Lists essential fluid capacities (engine oil, coolant, washer fluid, brake fluid).

Lubricant Specifications:

Details recommended lubricants for various components, including brake fluid and power steering fluid (if applicable).

Accessories:

Information on factory-installed or dealer-available accessories.

Service Information And Specifications:

General overview of service needs and key technical data.

Maintenance Information And Specifications:

Details routine maintenance items and their recommended intervals.

Basic Maintenance:

Checking fluid levels, tire pressure, bulb replacement, wiper blade replacement.

Convertible Top Operation:

Detailed instructions on operating the retractable hardtop.

Infotainment Operation:

Basic operation and settings for the COMAND system (if equipped).

Security System Operation:

How to arm/disarm the vehicle and manage security settings.

Driver Assistance Operation:

Operation of cruise control, rain-sensing wipers, etc.

Troubleshooting Basic Warnings:

Explanation of dashboard warning lights and basic corrective actions.

Depth Level:

Owner-Level Operation and Maintenance

Diagnostic Capabilities:

None (this is an owner's manual, not a service manual)

Repair Instructions:

Limited to owner-replaceable items (e.g., bulb replacement).

📊 Manual Specifications

File Format:

PDF

Searchability:

Likely searchable text, assuming proper OCR from original.

Readability:

Requires PDF reader (e.g., Acrobat Reader, Foxit).

Compatibility:

Compatible with all devices capable of reading PDF files.

Print Quality:

Dependent on original scan and PDF creation; generally good for viewing.

Digital Enhancements:

None; it's a direct factory replica.

⚙️ Engine Specifications

Engine Code:

M272

Engine Type:

3.5L V6 DOHC (24 valves)

Displacement:

3498 cc (3.5 Liters)

Bore X Stroke:

92.6 mm x 86.0 mm

Compression Ratio:

11.7:1

Horsepower:

268 hp @ 6000 rpm

Torque:

258 lb-ft @ 3500-5000 rpm

Fuel Delivery:

Electronic Fuel Injection (Sequential Multi-point)

Recommended Fuel:

Premium Unleaded Gasoline (91 octane or higher)

Emission Standard:

California LEV-II / Federal Tier 2 Bin 5

🔧 Transmission

Transmission Type:

7-Speed Automatic with TouchShift (7G-TRONIC)

Optional Transmission:

6-Speed Manual (Less Common in SLK350 Sport)

Automatic Features:

Paddle shifters on steering wheel, Sport/Comfort modes.

📐 Dimensions

Length:

160.1 inches (4066 mm)

Width:

69.5 inches (1765 mm)

Height:

50.5 inches (1283 mm)

Wheelbase:

82.7 inches (2101 mm)

Curb Weight:

Approx. 3053 lbs (1385 kg) (automatic)

Gross Vehicle Weight Rating:

Approx. 3836 lbs (1740 kg)

Trunk Volume Top Up:

9.5 cu ft (268 L)

Trunk Volume Top Down:

5.5 cu ft (155 L)

🛡️ Safety Features

NHTSA Front Impact:

5-Star (for models with applicable testing)

IIHS Side Impact:

Good (for models with applicable testing)

Electronic Stability Control:

Standard (ESP - Electronic Stability Program)

Antilock Braking System:

Standard (ABS)

Traction Control:

Standard (ASR - Acceleration Slip Regulation)

Brake Assist:

Standard (BAS - Brake Assist System)

Airbags:

Driver and front passenger airbags, side airbags (integrated into seats).

Rollover Protection:

Pop-up roll bars behind headrests (integrated into A-pillar bracing).

Seat Belts:

3-point inertia-reel seat belts with belt tensioners and force limiters.

Tire Pressure Monitoring:

Standard (RDK - Reifendruckkontrolle)

💡 Technology Features

Infotainment System:

COMAND (Cockpit Management and Navigation) System (optional), or basic audio system.

Navigation:

Optional GPS Navigation with CD-ROM or DVD-ROM based maps.

Audio Features:

AM/FM radio, CD player (single or in-dash changer), optional Harman Kardon surround sound system.

Cruise Control:

Standard cruise control with speed limiter functionality.

Rain Sensing Wipers:

Optional feature that automatically adjusts wiper speed based on detected rainfall.

Phone Integration:

Optional Bluetooth telephony integration (e.g., UHI connector).

🔧 Maintenance

Major Service Indicator:

Service A and Service B, typically indicated by the 'Service Due' message on the instrument cluster, usually around every 10,000 miles or 1 year, whichever comes first.

Oil Change Interval:

Refer to Service A/B indicators; typically 10,000 miles or annually. Synthetic oil is mandatory.

Brake Fluid Change:

Every 2 years regardless of mileage.

Coolant Change:

Initial change around 100,000 miles (160,000 km), then every 2 years.

Engine Oil Type:

Fully Synthetic SAE 0W-40 or 5W-40 meeting MB-Approval 229.5.

Coolant Type:

Mercedes-Benz approved Antifreeze/Coolant Concentrate (e.g., ZEREX G05 or equivalent with silicate inhibitor technology, typically blue or green).

Brake Fluid Type:

DOT 4 PLUS (MB-Approval 331.0).

Transmission Fluid Type Automatic:

MB Specification 236.12 or 236.14 (e.g., Mobil ATF 134, Pentosin ATF 134).

Differential Fluid Type:

Typically SAE 75W-85 or 75W-90 synthetic gear oil meeting MB-Approval 235.7.

Common Issues M272 Engine:

M272 V6 engine is known for potential balance shaft wear in earlier production years (leading to check engine lights and poor running), though later 2007 models are less prone. Also, intake manifold tumble flap issues can occur.

Common Issues Vario Roof:

Hydraulic leaks or pump failures in the Vario-Roof system can occur, affecting top operation. Sensor issues or hydraulic cylinder leaks are also reported.

Common Issues Electronics:

As with many German cars of this era, various electronic gremlins can manifest, often related to window regulators, seat control modules, or sensor failures.

Engine Oil Filter:

Mann Filter HU 711/1x, Mahle OX 370/1D (or equivalent OEM MB part number like A 272 180 00 09).

Engine Air Filter:

Mann Filter C 35 100/1, Mahle LX 1004/1 (or equivalent OEM MB part number like A 272 094 00 01).

Cabin Air Filter:

Mann Filter CUK 2999-2, Mahle LAK 292 (or equivalent OEM MB part number like A 203 830 02 18).

📚 Vehicle History

Manufacturer Legacy:

Mercedes-Benz has a long-standing reputation for luxury, engineering, and automotive innovation dating back to the late 19th century.

Slk Introduction:

The SLK-Class was first introduced in 1996 (R170 generation) as a compact roadster featuring a revolutionary retractable hardtop (VARIO-ROOF).

R171 Generation:

The R171 generation, which this manual covers, debuted in 2004 and featured more aggressive styling, improved performance, and advanced technology.

Slk350 Positioning:

The SLK350 was positioned as the mid-tier engine option, offering a significant performance upgrade over the SLK280/SLK300 while being more accessible than the high-performance SLK55 AMG.

Manufacturing Location:

Bremen, Germany

Production Years R171:

2004-2010

🏆 Awards & Recognition

Initial Reviews:

The R171 SLK-Class generally received positive reviews for its refined ride, Vario-Roof functionality, and sporty handling, though some criticized its steering feel compared to rivals.

Key Awards Generation:

While specific awards for the 2007 SLK350 are not widely cited as individual model awards, the SLK-Class as a range has consistently been recognized for its segment-leading convertible roof technology and overall refinement.