Mercedes W169 W245 Wiring Harness Left N/S Rear Door A1695408205

Mercedes W169 W245 Rear Left Door Wiring Harness is an original electrical installation component designed for the rear left door panel in Mercedes compact class vehicles. This specialized harness, belonging to the Doors and Door Panels category, ensures proper electrical connection between the door and the vehicle body, enabling stable operation of factory-installed receivers. A used OEM component is a sensible choice for users seeking a proven service solution while maintaining the original installation concept.

Specifications and technical data

• SKU: A1695408205
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1695408205
• Substitutable numbers: A1695408205, A 1695408205, A 169 540 82 05
• Location on the vehicle: Rear, Left
• Category: Doors & Door Skins

Vehicle Application and Placement

The presented door wiring harness is designed for installation in the rear left part of the vehicle body, within the passenger door. It is responsible for supplying power and control signals to components located in the door, such as actuators, switches, or control modules as specified by the manufacturer for the given vehicle configuration.

Placement in the door area means the harness operates in a zone exposed to frequent opening and closing movements. Therefore, the factory design is optimized for flexibility, resistance to bending, and proper wire routing through the grommet between the pillar and the door.

Technical and Functional Characteristics

As an original Mercedes component, the harness is tailored to the specific electrical architecture of the W169 and W245 models. It includes a set of wires, connectors, and connection points prepared to work with factory body modules. This allows for maintaining:

• consistency with the vehicle's original electrical diagram,
• correct pin assignment in connectors,
• appropriate wire length within the door and pillar,
• proper routing of the harness in original clips and mounts.

This solution minimizes the risk of installation errors, accidental short circuits, or communication problems between body modules and door equipment.

Benefits of Using an Original Door Wiring Harness

Using the factory harness in the rear left door allows for restoring correct operation of electrical systems after mechanical damage, wire corrosion, or installation interference. Key advantages include:

• Full Compatibility with Vehicle Installation – no need for wire modifications, soldering, or connector changes.
• Stable Operation of Door Receivers – proper power supply and control signals for manufacturer-specified components.
• Simplified Service Installation – ability to route the harness according to factory mounting points, reducing repair time.
• Reduced Risk of Electrical Faults – elimination of makeshift connections, which are often a source of operational problems.

Condition, Origin, and Service Application

The offered wiring harness comes from a dismantled Mercedes vehicle and is a used component. In service practice, this often represents an optimal combination of OEM quality and attractive repair cost. This type of component is particularly useful in situations where the installation has been damaged due to a collision, improper door towing, upholstery interference, or prolonged operation in harsh conditions.

Before installation, it is recommended to verify compatibility with the specific vehicle equipment version and check the condition of connectors and insulation. A correctly selected harness allows for restoring door functionality without the need to build the installation from scratch, which is beneficial both technically and economically.

Mercedes Doors and Door Panels – Selecting the Right Components

If you are looking for other components from the Doors and Door Panels category for this brand's vehicles, check our offer for Mercedes Doors and Door Panels, where you will find a wide selection of body components and related mounting elements.

For users interested in automotive electronics and the use of dismantled parts in advanced control systems, we recommend the guide article: How to Care for BMW iDrive Systems and Electronic Modules Using Dismantled Parts, which demonstrates a practical approach to repairs using original used components.