Mercedes-Benz W209 CLK320 CLK500 Rear Trunk SAM Fuse Relay Box Instruction Manual

1. Introduzione

This manual provides essential information regarding the Mercedes-Benz W209 Rear Trunk Signal Acquisition and Actuation Module (SAM) Fuse Relay Box, part number 2095450701. It is designed to assist owners and qualified technicians with understanding, installing, and maintaining this critical automotive component. Please read this manual thoroughly before attempting any installation or maintenance procedures.

The SAM unit is a complex electronic module responsible for controlling various electrical functions in the rear of the vehicle, including lighting, fuel pump, and other systems. Proper handling and installation are crucial for its correct operation and vehicle safety.

2. Produttu Finituview

The Rear Trunk SAM Fuse Relay Box (Part No. 2095450701) integrates fuses, relays, and electronic control circuitry into a single unit. It acts as a central distribution point for power and signals to various rear-mounted electrical components.

• Funzione: Manages power distribution and signal processing for rear vehicle systems.
• Integrazione: Combines fuse protection, relay switching, and electronic control.
• Locu: Typically located in the trunk area of compatible Mercedes-Benz W209 models.

Figura 2.1: Top view of the Mercedes-Benz W209 Rear Trunk SAM Fuse Relay Box. This image displays the overall structure of the unit, including various connector ports and the main label.

Figura 2.2: Primu pianu view of the product label. The label clearly shows the Mercedes-Benz branding, part number 209 545 07 01, and additional manufacturing details including "Made in Germany" and internal codes like 0000-03 175 15 0690 01 (6). The handwritten 'ADC 528' is an inventory identifier.

3. Cumpatibilità

This Rear Trunk SAM Fuse Relay Box (Part No. 2095450701) is compatible with specific Mercedes-Benz W209 CLK-Class models manufactured between 2001 and 2009. It may also be compatible with certain C-Class models (W203 type) with the same part number.

Confirmed Compatible Models:

• Mercedes-Benz W209 CLK320 (2001-2009)
• Mercedes-Benz W209 CLK500 (2001-2009)
• Mercedes C-CLASS 06 203 Type, Lamp; (Sdn), C230 (with ID 2095450701)
• Mercedes C-CLASS 06 203 Type, Lamp; (Sdn), C280 (with ID 2095450701)
• Mercedes C-CLASS 06 203 Type, Lamp; (Sdn), C350 (with ID 2095450701)
• Mercedes C-CLASS 06 203 Type, Lamp; (Sdn), C55 (with ID 2095450701)

Always verify the part number on your existing unit against 2095450701 or 2095450901 to ensure proper fitment. Consult a Mercedes-Benz parts catalog or a qualified technician for definitive compatibility confirmation for your specific vehicle configuration.

4. Guida d'installazione

Installation of the Rear Trunk SAM Fuse Relay Box requires technical knowledge and should ideally be performed by a certified Mercedes-Benz technician or a qualified automotive electrician. Incorrect installation can lead to electrical system malfunctions or damage to vehicle components.

Passi generali d'installazione (cunsultate u manuale di serviziu per i dettagli):

1. Sicurezza prima: Disconnect the vehicle's battery (negative terminal first) to prevent electrical shorts and ensure safety.
2. Locate the SAM Unit: Access the trunk area and locate the existing SAM unit. Its exact position may vary slightly by model year.
3. Disconnect Connectors: Carefully unclip and disconnect all electrical connectors attached to the old SAM unit. Note their positions or take photos for reference.
4. Eliminate l'hardware di muntatura: Remove any screws, clips, or fasteners securing the old SAM unit in place.
5. Eliminate a vechja unità: Gently remove the old SAM unit from its mounting location.
6. Installà una nova unità: Position the replacement SAM unit (Part No. 2095450701) in the correct orientation and secure it with the mounting hardware.
7. Reconnect Connectors: Reconnect all electrical connectors, ensuring they are fully seated and locked into place. Double-check that no connectors are left loose or incorrectly attached.
8. Ricollegate a batteria: Ricunnette a batteria di u veiculu (prima u terminale pusitivu, dopu u negativu).
9. Verificazione di u sistema: Perform a diagnostic scan to clear any fault codes and verify proper operation of all affected systems (lights, fuel pump, etc.).

Figura 4.1: Angulata view of the SAM unit, highlighting the various electrical connectors and their arrangement. Proper connection of these is crucial during installation.

Figura 4.2: Side view of the SAM unit, showing the profile and additional connection points or mounting tabs.

5. Principii operativi

The SAM unit operates by receiving input signals from various sensors and switches within the vehicle. Based on these inputs and programmed logic, it then activates or deactivates specific outputs, such as relays for lights, the fuel pump, or other electrical accessories. It also monitors the electrical circuits for faults and can store diagnostic trouble codes (DTCs) if issues are detected.

• Acquisizione di signali: Gathers data from sensors (e.g., trunk lid open/closed, brake light switch).
• Logica di cuntrollu: Processes signals and executes commands based on the vehicle's electronic control unit (ECU) instructions.
• Distribuzione di energia: Routes power through fuses and relays to activate components.
• Capacità Diagnostica: Detects electrical faults and communicates them to the vehicle's diagnostic system.

6. Mantenimentu

As a sealed electronic unit, the SAM Fuse Relay Box generally requires minimal maintenance. However, periodic inspection can help ensure its longevity and proper function.

• Ispezione visuale: Periodically check the unit and its connectors for signs of corrosion, moisture ingress, or physical damage.
• Verifiche di i fusibili: If an electrical component controlled by the SAM unit malfunctions, inspect the relevant fuses within the SAM box. Replace blown fuses with new ones of the correct amprating di erage.
• Pulizia: Keep the area around the SAM unit clean and free from debris or liquids.

Do not attempt to open or repair the internal components of the SAM unit, as this can cause irreparable damage and void any potential warranty.

7. Risoluzione di prublemi

If you experience issues with electrical components controlled by the Rear Trunk SAM unit, consider the following troubleshooting steps:

• Verificate i fusibili: A common cause of electrical component failure is a blown fuse. Refer to your vehicle's owner's manual for the fuse diagram and check the relevant fuses within the SAM unit.
• Inspeccione i cablaggi: Look for any visible damage, corrosion, or loose connections in the wiring harness leading to and from the SAM unit.
• Scansione diagnostica: Use an OBD-II scanner to check for diagnostic trouble codes (DTCs) related to the SAM unit or the affected electrical systems. These codes can provide valuable clues about the nature of the problem.
• Diagnosticu prufessiunale: If basic troubleshooting does not resolve the issue, it is recommended to seek diagnosis from a qualified Mercedes-Benz specialist. Complex electrical issues often require specialized tools and expertise.

8. Specificazioni

9. Garanzia è Support

As this is a used automotive part, specific warranty terms may vary depending on the seller. Please refer to the purchase agreement or contact your vendor directly for details regarding any applicable warranty or return policy.

For technical support or further inquiries regarding the Mercedes-Benz W209 Rear Trunk SAM Fuse Relay Box, it is recommended to consult a certified Mercedes-Benz service center or an experienced automotive electrical specialist. You may also contact the seller, Reused Parts LLC, for support related to your purchase.

For general information about Mercedes-Benz vehicles and parts, visit the official Mercedes-Benz USA websitu.