Rear Module Mercedes C205 W205 Fuel Pump Control Unit A0009006612

Rear Module Mercedes C205 W205 Fuel Pump Control Unit is a specialized component from the Electronic control modules and controllers group, responsible for the precise management of the fuel pump in the rear of the vehicle. A properly selected and functional module ensures stable fuel supply, which translates into smooth engine operation and safe vehicle use. This component is intended for demanding users who expect a technically matched solution for their Mercedes.

Specifications and technical data

• SKU: A0009006612
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0009006612
• Substitutable numbers: A0009006612, A 000 900 66 12, A0009007813, A 000 900 78 13
• Location on the vehicle: Rear
• Category: ECUs & Computer Modules

Purpose and function of the module

The described controller is a component of the fuel supply system, mounted in the rear part of the body. Its task is to electronically control the operation of the fuel pump so that the pressure and efficiency are adjusted to the current engine load and driving conditions. As a result, the injection system receives the correct amount of fuel, and the power unit can operate stably across the entire rev range.

The module works with other vehicle controllers, creating a coherent powertrain management system. A properly functioning element of this type reduces the risk of starting problems, power drops, or uneven engine operation, which is important both in daily use and during dynamic driving.

Compatibility and part identification

As a Mercedes brand product, the module has been designed for full integration with the factory electrical installation and the vehicle's electronic architecture. Attention should be paid to the compatibility of the OEM part number and available replacement numbers – these allow for unambiguous confirmation of fitment for a specific body and engine version.

Before purchasing, it is worth comparing the markings with the currently installed controller or verifying them in the manufacturer's catalog. This approach minimizes the risk of incorrect selection and facilitates installation in the location provided by the manufacturer, without the need for modifying the wiring harness or brackets.

Vehicle placement and installation aspects

The module is designed for installation in the rear of the vehicle, in the immediate vicinity of the fuel system. This placement shortens the path of control signals and power cables, which promotes stable system operation and reduces voltage drops. For a mechanic, this means easier location of the element during diagnostics and faster access during replacement.

In practice, installation involves replacing the existing controller with a unit with matching markings, while maintaining the factory mounting method and connector connection. This makes it possible to preserve the original installation architecture, which is particularly important in modern vehicles with extensive electronics.

Characteristics of the used product

The offered module comes from dismantling and has the status of a used original part. This type of part is an attractive alternative to new components, allowing for cost reduction while maintaining factory design and fitment. In the case of electronic controllers for Mercedes, this is often the most rational solution, especially when compatibility with vehicle equipment is a priority.

Choosing a used fuel pump control module is also beneficial from an ecological point of view – reusing functional elements reduces waste and aligns with the idea of sustainable vehicle operation.

Mercedes electronic control modules and controllers – expansion and service

If you are planning a comprehensive repair or upgrade of the fuel supply area in your Mercedes and need other elements from the same group, such as engine controllers, body modules, or additional comfort system management units, check the available parts in the Mercedes electronic control modules and controllers category.

Substantive support and best practices when working with electronics

When working with advanced automotive electronics, it is worth using proven sources of knowledge regarding diagnostics, coding, and module adaptation. For example, many practical tips on operating multimedia systems and controllers in modern cars can be found in the article Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 series models using dismantled parts?, which discusses best practices for selecting and installing used electronic modules – some of these principles can also be successfully applied to Mercedes vehicles.

Summary

Rear Module Mercedes C205 W205 Fuel Pump Control Unit is a technically advanced fuel system component responsible for the precise control of the fuel pump in the rear of the vehicle. As an original module from the Electronic control modules and controllers group, it ensures proper integration with the Mercedes electrical system and predictable behavior of the entire powertrain. Choosing this component from dismantling allows you to combine cost control with the preservation of factory functionality and high build quality.