🏷️ Basic Information

Make:

Mercedes-Benz

Model:

CLK55 AMG

Year:

2003

Chassis Code:

A209

Engine Code:

M113 E55

👋 Introduction

Market Position:

The 2003 Mercedes-Benz CLK55 AMG (A209) represents the pinnacle of the CLK-Class coupé and convertible line, targeting performance-oriented luxury car buyers. Positioned as a powerful grand tourer with a focus on refined handling and sophisticated comfort.

Competitive Analysis:

Competed directly with other high-performance luxury coupes and convertibles of its era, such as the BMW M3 (E46), Audi S4 (B6), and potentially higher-spec versions of the Porsche 911 or Jaguar XK.

Key Features:

Naturally aspirated 5.4L V8 engine, AMG-tuned suspension and braking, premium interior appointments, advanced safety features for its time, distinctive AMG styling cues.

📋 Manual Details

Coverage Areas:

Complete service, repair, diagnostics, and maintenance for the 2003 Mercedes-Benz CLK55 AMG.

Page Count:

N/A (Software-based, extensive content)

Manual Type:

Official Service & Repair Manual Software

Language:

English

Format:

Searchable digital content, allowing for quick navigation and keyword-based information retrieval.

📖 Manual Coverage

Systems Covered:

Engine (M113 E55), Transmission (5G-Tronic 722.6), Drivetrain, Suspension, Steering, Brakes (ABS, ESP), Climate Control, Electrical Systems (CAN bus architecture, lighting, infotainment), Bodywork, Interior Trim, Diagnostics (OBD-II, specific Mercedes-Benz protocols).

Procedures Included:

Engine component diagnostics and repair, fuel system servicing, ignition system troubleshooting, cooling system maintenance, exhaust system repair, transmission removal/installation and internal repair, driveshaft and CV joint inspection, differential servicing, wheel bearing replacement, suspension strut and shock absorber replacement, control arm and bushing renewal, steering rack diagnosis and repair, brake caliper and rotor replacement, ABS/ESP sensor testing, body control module (BCM) diagnostics, lighting system repair, climate control system servicing, interior trim panel removal, seat adjustment mechanisms, airbag system troubleshooting, diagnostic tool usage (e.g., Star/DAS).

Technical Depth:

Includes detailed wiring diagrams, component testing procedures with oscilloscope specifications, torque values for all fasteners, and troubleshooting trees for common electrical and mechanical faults.

📊 Manual Specifications

File Format:

Executable Software / Digital Document Package

Print Quality:

N/A (Digital, high resolution graphics and diagrams)

Binding Type:

N/A (Digital)

Paper Type:

N/A (Digital)

Manual Completeness:

Official factory documentation, providing exhaustive coverage. Likely includes detailed diagrams, component identification, torque specifications, and diagnostic flowcharts.

⚙️ Engine Specifications

Engine:

5.4L (5439cc) V8 SOHC 24V (M113 E55)

Horsepower:

362 hp @ 5750 rpm

Torque:

376 lb-ft @ 4100 rpm

Acceleration 0 60 Mph:

Approx. 4.7 seconds

Fuel Induction:

Sequential Electronic Fuel Injection (EFI) with Sequential Ignition

Engine Control Unit:

Bosch Motronic ME 2.8 or similar

Ignition System:

Distributorless ignition (DIS) with individual coil packs.

Timing Drive:

Single Overhead Camshafts (SOHC) per cylinder bank, 3 valves per cylinder, driven by a duplex timing chain.

Coolant Type:

MB Spec 325.0 (Glysantin G48 or equivalent) - Blue/Green

Engine Oil Type:

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

Engine Oil Capacity:

8.5 Liters (approx. 9 US Quarts) with filter change

🔧 Transmission

Transmission Type:

5-Speed Automatic (722.6)

Optional Transmission:

N/A (Only 5-speed auto for CLK55 AMG)

Transmission Features:

TouchShift (driver-selectable manual shifting), Comfort/Sport modes.

Transmission Fluid Type:

MB Spec 236.10 or 236.14 (e.g., Shell ATF 134, Mobil ATF 134)

Transmission Fluid Capacity:

Approx. 8.0 Liters for torque converter refill (total system capacity is higher)

📐 Dimensions

Length:

4657 mm (183.3 in)

Width:

1740 mm (68.5 in)

Height:

1364 mm (53.7 in)

Wheelbase:

2715 mm (106.9 in)

Curb Weight:

Approx. 1660 kg (3660 lbs)

Gross Vehicle Weight Rating:

Approx. 2110 kg (4652 lbs)

🛡️ Safety Features

NHTSA Front Impact:

5 Stars (for W209 CLK-Class)

IIHS Side Impact:

Good (for W209 CLK-Class)

Active Safety Features:

ABS (Anti-lock Braking System), ESP (Electronic Stability Program), Traction Control (ASR), Brake Assist (BAS).

Passive Safety Features:

Reinforced A-pillars, door impact beams, dual-stage front airbags, front side airbags, optional rear side airbags, seatbelt pre-tensioners and force limiters, anti-whiplash head restraints.

💡 Technology Features

Infotainment System:

COMAND (Cockpit Management and Navigation Device) with integrated CD player, optional cassette, AM/FM radio, and navigation system.

Audio System:

Bose premium sound system with amplifier and multiple speakers.

Driver Assistance Features:

Parking Assist (optional front and rear sensors), Bi-Xenon headlights with automatic leveling and cleaning system.

Connectivity Options:

Optional Tele Aid (emergency call system), CD changer preparation, integrated telephone system (rare).

🔧 Maintenance

Service A Interval:

Approx. 10,000 miles or 12 months (First Service, typically includes oil and filter change).

Service B Interval:

Approx. 20,000 miles or 24 months (Includes additional checks and potential fluid changes).

Major Service Intervals:

Spark plugs: 100,000 miles. Coolant: 150,000 miles (or every 15 years). Transmission fluid/filter: Typically every 40,000-60,000 miles.

Brake Fluid Type:

MB Spec 331.0 (DOT 4 Plus)

Power Steering Fluid Type:

MB Spec 343.0 (Hydraulic oil) or Pentosin CHF 11S

Differential Fluid Type:

SAE 75W-90, API GL-5

Known Issues:

Mass Air Flow (MAF) sensor calibration drift, catalytic converter failure (due to age/mileage), fuel pump issues, vacuum leaks affecting idle quality, intermittent issues with the electronic throttle body.

Oil Filter Part Number:

e.g., Mann-Filter HU 719/6 x, Mahle KL 37, Mercedes-Benz A1131840125

Air Filter Part Number:

e.g., Mann-Filter C35159/2, Mahle LX830/1, Mercedes-Benz A1130940704

Cabin Filter Part Number:

e.g., Mann-Filter CU2999, Mahle LA200, Mercedes-Benz A2038300318

📚 Vehicle History

Brand Heritage:

Mercedes-Benz boasts a long and storied history in automotive engineering and luxury, dating back to the invention of the automobile. Known for its innovation, safety, and performance across various segments.

Model Evolution:

The CLK-Class (A209) succeeded the C208. The 55 AMG variant represents the high-performance iteration, featuring the potent M113 V8 engine, shared with other AMG models of the era. This generation focused on blending sporty performance with luxury GT characteristics.

Production Years:

2003-2006 (for A209 CLK55 AMG)

Manufacturing Location:

Bremen, Germany

🏆 Awards & Recognition

Recognitions:

While specific awards for the 2003 CLK55 AMG might be scarce, the CLK-Class platform received numerous accolades for styling, luxury, and performance during its production run from automotive publications globally.