Lever Sensor Wiring Mercedes W213 C238 Rear Left Right N/O/S Cable A2135403205

The Mercedes W213 C238 Rear Wiring Harness is an original electrical system component designed for the rear of the vehicle, prepared for both the right and left sides. Thanks to its factory geometry and connectors tailored for the W213/C238 platform, the harness ensures stable electrical connections and proper communication between modules in the rear zone of the car. This is a solution for users who want to restore full functionality to their electrical systems without experimenting with aftermarket alternatives.

Specifications and technical data

• SKU: A2135403205
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2135403205
• Location on the vehicle: Rear, Right, Left
• Category: Wiring Harnesses, Cables & Connectors

Purpose and Vehicle Placement

The presented wiring harness is designed for installation in the rear of Mercedes E-Class W213 generation vehicles and C238 coupe bodies. The design is intended for operation on both the right and left sides of the rear zone, which facilitates fitting during repair or replacement of a damaged section of the wiring.

The arrangement of connectors and the lengths of the wire sections correspond to the factory mounting points in the body, allowing the harness to be routed according to the original path and reducing the risk of chafing, looseness, or mechanical stress.

Technical and Functional Characteristics

This harness belongs to the Wires, Harnesses, and Connectors group, which are responsible for distributing power and control signals between modules and receivers in the vehicle. The connectors used are factory-matched to the sockets in the rear of the body, enabling plug-and-play installation without the need for wiring modifications.

The wiring layout is optimized for:

• stable signal transmission in the rear of the vehicle,
• reducing electrical interference within the system,
• safe routing of the harness along factory assembly routes.

This makes the component suitable for standard repairs after mechanical damage or wire corrosion, as well as for restoring the electrical system after bodywork repairs in the rear of the vehicle.

Benefits of Using an Original Harness

Using an original wiring harness in a Mercedes W213/C238 ensures the consistency of the electrical system with other vehicle components. Factory connectors and wire gauges are selected to match current loads and onboard system requirements, minimizing the risk of overheating, voltage drops, or communication errors between modules.

The main advantages of this solution include:

• precise fit to the electrical architecture of the specific Mercedes generation,
• easier diagnostics for future inspections and servicing,
• reduced need for intervention in the vehicle's original wiring.

This component is particularly useful for repairs after collisions or water damage, where restoring proper operation of lighting, sensors, or other receivers located in the rear of the car is necessary.

Condition of the Component and Practical Service Application

The offered wiring harness is from a used vehicle, which in practical service often represents an economically sound solution while maintaining compliance with factory specifications. This type of component is often chosen by workshops specializing in the Mercedes brand and by users who want to restore the wiring's functionality without compromising the original design.

Before installation, standard verification of the insulation, connectors, and mounting points is recommended, followed by routing the harness according to the factory paths in the body. A correctly installed component ensures stable operation of the electrical systems in the rear of the vehicle and facilitates subsequent diagnostic procedures.

Upgrade Expansion and Ecological Aspect

The use of original, used wiring harnesses aligns with the trend of conscious vehicle servicing, combining technical efficiency with waste reduction. If you want to better understand how using recycled parts can support vehicle performance while reducing its carbon footprint, read the article Eco-Tuning in Practice: How to Increase Performance While Reducing Carbon Footprint with Recycled Parts.

If you are planning a comprehensive repair or upgrade of the rear electrical system in your Mercedes and need other components from the same group, such as wire sections, modular harnesses, or service connectors, check the available parts in the Mercedes Wires, Harnesses, and Connectors category.