🏷️ Basic Information

Make:

Mercedes-Benz

Model:

SLK-Class

Model Code:

R172

Year:

2016

Chassis Code:

R172

👋 Introduction

Class:

Compact Executive Sports Car / Roadster

Competitors:

BMW Z4, Audi TT Roadster, Porsche Boxster

Convertible Top:

Vario-Roof (retractable hardtop)

Styling:

Aggressive and sporty design, signature Mercedes-Benz front grille.

Driving Dynamics:

Rear-wheel drive, balanced chassis, focused on driver engagement.

📋 Manual Details

Primary Coverage:

All Repairs, Servicing, and Troubleshooting Procedures

Component Coverage:

Engine, Transmission, Drivetrain, Brakes, Suspension, Steering, Electrical Systems, HVAC, Bodywork, Interior Trim, Infotainment, Safety Systems

Estimated Pages:

Hundreds (Specific number not provided, but described as very detailed with hundreds of pages)

Type:

Factory Service Repair Workshop Manual

Language:

English (Implied by typical market availability and product description language)

Format:

PDF Download

📖 Manual Coverage

Engine Mechanical:

Detailed component removal, installation, overhaul, timing, and diagnostics for all engine variants.

Engine Management:

Fuel injection systems, ignition systems, emissions control, ECU diagnostics, sensor testing, and wiring diagrams.

Transmission Manual:

Service and repair procedures for manual transmission (if applicable for the R172).

Transmission Automatic:

Detailed service, overhaul, and diagnostic procedures for automatic transmissions (e.g., 7G-TRONIC PLUS).

Drivetrain:

Rear axle, differential, driveshafts, and propeller shafts maintenance and repair.

Suspension:

Front and rear suspension components, shock absorbers, springs, control arms, and alignment procedures.

Steering:

Power steering system, steering column, steering rack, and electronic power steering (EPS) diagnostics.

Brakes:

Brake system components (discs, pads, calipers, master cylinder, ABS, ESP), bleeding procedures, and hydraulic system diagnostics.

Electrical System:

Battery, charging system, starter, lighting, fuses, relays, and power distribution.

Body And Frame:

Body panel removal and installation, structural repairs, corrosion protection, and convertible top mechanisms.

Interior:

Dashboard, seats, trim panels, door mechanisms, and interior accessories.

HVAC:

Air conditioning system, heating, ventilation, climate control unit, and component replacement.

Infotainment Navigation:

COMAND system, audio components, navigation unit, and associated wiring.

Driver Assistance:

ABS, ESP, cruise control, parking assist, blind spot assist, lane keeping assist, and pre-safe system diagnostics.

Routine Maintenance:

Oil changes, filter replacements, fluid level checks and top-ups, tire rotation, and brake inspections.

Troubleshooting:

Diagnostic procedures for common and complex faults, fault code interpretation, and symptom-based diagnosis.

Component Replacement:

Step-by-step instructions for replacing all major and minor components.

Overhaul Rebuild:

Detailed instructions for engine, transmission, and differential rebuilds.

Electrical Diagnostics:

Wiring diagrams, circuit testing, component testing, and troubleshooting of electrical issues.

Body Repairs:

Panel alignment, dent repair, rust prevention, and convertible top operation and repair.

Wheel Alignment:

Specifications and procedures for front and rear wheel alignment.

Torque Specifications:

All critical component torquing values provided for assembly and disassembly.

Depth:

Comprehensive, covering everything from basic maintenance to complete vehicle teardown and reassembly.

Diagrams Illustrations:

Hundreds of detailed photos and exploded diagrams for clarity.

Step By Step Instructions:

Clear, actionable, step-by-step instructions for all procedures.

📊 Manual Specifications

Format:

PDF

Searchability:

Likely searchable text-based PDF (standard for professional manuals).

Printability:

Printable (single page or entire manual).

Type:

Digital Download (No physical binding)

Type:

N/A (Digital Format)

License:

Lifetime use, no expiry dates, no renewal fees, usable on multiple devices.

⚙️ Engine Specifications

Model Variants Covered:

Likely includes SLK 200, SLK 250, SLK 300, SLK 350 (or equivalent naming for 2016 model year), and potentially AMG SLK 55.

Slk 200 Engine:

2.0L Turbocharged Inline-4, approx. 181 hp, 200 lb-ft torque.

Slk 250 Engine:

2.0L Turbocharged Inline-4, approx. 201 hp, 229 lb-ft torque.

Slk 300 Engine:

2.0L Turbocharged Inline-4, approx. 228 hp, 273 lb-ft torque.

Slk 350 Engine:

3.5L Naturally Aspirated V6, approx. 302 hp, 273 lb-ft torque.

Amg Slk 55 Engine:

5.5L Naturally Aspirated V8, approx. 415 hp, 395 lb-ft torque.

Injection Type:

Direct Injection (all variants)

Fuel Type:

Premium Unleaded Gasoline (91 RON or higher recommended)

M271 Evo:

2.0L Turbocharged Inline-4 (likely found in SLK 200/250/300 variants).

M276:

3.5L Naturally Aspirated V6 (likely found in SLK 350 variant).

M152:

5.5L Naturally Aspirated V8 (likely found in AMG SLK 55 variant).

🔧 Transmission

Transmission Type R172:

7G-TRONIC PLUS 7-speed Automatic Transmission (standard on most R172 models).

Transmission Type Manual:

6-speed Manual Transmission (available on some base models).

Transmission Modes:

ECO, Comfort, Sport, Sport+ (depending on model and packages).

Automatic Transmission Fluid:

MB 236.14 (e.g., Mercedes-Benz ATF MB 236.14) - Verify with specific model documentation.

Manual Transmission Fluid:

MB 235.4 or similar GL-4 specification gear oil - Verify with specific model documentation.

📐 Dimensions

Length:

Approx. 4,137 mm (162.9 in)

Width:

Approx. 1,794 mm (70.6 in)

Height:

Approx. 1,301 mm (51.2 in)

Wheelbase:

Approx. 2,430 mm (95.7 in)

Curb Weight:

Varies by engine and equipment, typically starting around 1,470 kg (3,241 lbs).

🛡️ Safety Features

NHTSA Rating:

Likely received 5-star ratings in relevant categories based on Mercedes-Benz's typical safety standards for this period.

ABS:

Anti-lock Braking System

Esp:

Electronic Stability Program

Pre Safe:

Pre-Safe Anticipatory Safety System (available)

Active Headrests:

NECK-PRO Active Headrests

Airbags:

Front airbags, side airbags, knee airbags (driver), and head airbags.

Roll Bars:

Integrated roll-over protection system.

💡 Technology Features

Comand System:

COMAND infotainment system with HDD navigation, Bluetooth connectivity, USB interface, and optional Harman Kardon sound system.

Display Size:

Typically a 7-inch color display.

Adaptive Cruise Control:

DISTRONIC PLUS (optional, on some models)

Blind Spot Monitoring:

ATTENTION ASSIST, BLIS (Blind Spot Information System) available.

Parking Assist:

PARKTRONIC (parking sensors), PARK ASSIST (self-parking capability) available.

Bluetooth:

Standard Bluetooth connectivity for hands-free calling and audio streaming.

Usb:

USB interface for media playback and device charging.

🔧 Maintenance

Service A:

Typically every 10,000 miles or 12 months, whichever comes first. Involves oil and filter change, tire rotation, and inspection of key components.

Service B:

Typically every 20,000 miles or 24 months, whichever comes first. Includes all Service A items plus more comprehensive inspections, brake fluid change, and cabin filter replacement.

Engine Oil:

MB 229.5 or MB 229.51 (e.g., Mobil 1 ESP Formula 5W-30 or similar) - Specific viscosity (e.g., 0W-40, 5W-40) depends on engine variant and climate. Always verify with the vehicle's specific owner's manual or the workshop manual.

Coolant:

MB 325.0 (Antifreeze Premium)

Brake Fluid:

DOT 4 Plus (MB 331.0)

Power Steering Fluid:

MB 343.0 or Pentosin CHF 11S (for hydraulic power steering systems, if applicable). Electric power steering typically does not require fluid.

Convertible Top Mechanism:

Potential for hydraulic leaks or sensor issues affecting the Vario-Roof operation. Requires meticulous diagnosis of hydraulic lines, pump, and actuators.

Engine M271 Evo Oil Consumption:

Some earlier models experienced increased oil consumption due to piston ring wear; this should be addressed in the manual's troubleshooting section.

Intake Manifold Runners:

Plastic intake manifold runners can become brittle and fracture, affecting engine performance. Replacement is usually required.

Parking Brake Actuator:

Electronic parking brake actuator can fail, requiring replacement and potentially recalibration.

📚 Vehicle History

Manufacturer:

Daimler AG (Mercedes-Benz)

R172 Generation:

Third generation of the SLK-Class, introduced in 2011 and facelifted in 2015. The 2016 model year falls within this generation, potentially featuring updates from the facelift.

Naming Convention:

In 2016, the SLK-Class was rebranded as the SLC-Class globally with the facelift. However, this manual specifically refers to the R172 SLK, implying it covers the model prior to or immediately at the transition, or a specific market where it retained the SLK name.

Assembly Location:

Bremen, Germany