Mercedes S203 W203 Estate Rear Left N/S Tail Light Lamp Plug Wiring A0375453528

Rear left combination lamp with wiring harness for the Mercedes C-Class S203/W203 Estate is an original lighting installation component, designed for mounting on the driver's side at the rear of the body. Thanks to the factory connector and matching wiring harness, it ensures proper operation of the position light, brake light, and turn signal, maintaining a high level of safety and signal clarity on the road.

Specifications and technical data

• SKU: A2038202364-2
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2038202364
• Substitutable numbers: A2038202364, A 203 820 23 64, A0375453528, A 037 545 35 28
• Location on the vehicle: Rear, Left
• Category: Rear Light Assemblies

Application and Compatibility

The presented rear left lamp with socket and wiring is designed for the Mercedes C-Class W203/S203 Estate body type. Its placement in the vehicle is rear left side, meaning it is mounted on the driver's side in European versions. The integrated wiring harness with a plug facilitates connection to the factory electrical system without the need for modifications.

Construction, Function, and Benefits of Installation

This component belongs to the Rear Lights and Brake Lights group, responsible for correctly transmitting light signals to vehicles following behind. The appropriately selected lamp socket and matching wires minimize the risk of voltage drops, flickering bulbs, or installation errors.

• Factory plug-in connector – quick connection to the vehicle's original wiring.
• Dedicated placement – precise fit with the rear left part of the estate body.
• Stable electrical connections – reduced risk of contact overheating and unstable lighting operation.
• Consistency with factory optics – maintaining a uniform appearance of the vehicle's rear end.

Using an original lamp with a wiring harness ensures the correct operation of brake lights, position lights, and turn signals, which translates to safe and predictable signaling of maneuvers.

Condition, Origin, and Fit Quality

The offered item is marked as used, which in practice means it comes from vehicle dismantling and has been verified for its suitability for further use. Its original origin ensures proper fit to the bodywork and compatibility with the Mercedes factory electrical system, without the need for adapters or modifications.

For the user, this means:

• secure fit with the rear left corner of the body,
• preservation of factory mounting geometry,
• easier installation compared to universal aftermarket parts.

Why Choose This Lamp for Your Mercedes S203/W203

Selecting the right rear lamp with wiring directly impacts safety, user comfort, and the absence of electrical system errors. In this case, you receive a component designed specifically for the Mercedes C-Class Estate, with the correct vehicle placement and a factory connector. This solution is particularly beneficial for accident repairs, replacing a damaged lamp, or restoring full lighting functionality after an electrical system failure.

If you are planning a comprehensive repair or upgrade of the rear lighting zone in your Mercedes and need other parts from the same group, such as lenses, lamp modules, or additional wiring harnesses, check the available parts in the Mercedes Rear Lights and Brake Lights category.

Additionally, if you are simultaneously considering servicing the drivetrain or replacing the gearbox and want to avoid common issues when buying used components, the following guide may be helpful: Gearbox: Manual, Automatic, or DSG – Common Faults and a Guide to Buying a Used Gearbox.