BMW 6 Series E63 E64 LCI Rear Bumper PDC Loom Cables Wiring Set 9126978

BMW 6 Series E63 E64 LCI Rear Bumper PDC Loom Cables Wiring Set is an original electrical installation component for the parking system, designed for installation in the rear part of the vehicle body. The wiring harness belongs to the Wires, harnesses and connectors group, ensuring a proper connection between the PDC sensors, the control module, and the vehicle's electrical system. This used OEM component allows for a technically correct repair of the parking system without the need for any modifications to the installation.

Specifications and technical data

• SKU: 9126978
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9126978
• Substitutable numbers: 61129126978, 9126978
• Location on the vehicle: Rear
• Category: Wiring Harnesses, Cables & Connectors

Purpose and function of the PDC wiring harness

The presented wiring harness is dedicated to BMW 6 Series E63/E64 LCI (facelift) models and operates in the rear zone of the vehicle, within the bumper area. It is responsible for transmitting signals between the parking sensors and the rest of the installation, which enables the proper operation of the parking assistant, acoustic signaling, and integration with onboard systems.

As an element from the Wires, harnesses and connectors group, the harness provides:

• stable electrical connections for PDC sensors,
• proper routing of cables within the rear bumper,
• preservation of the factory BMW installation architecture.

Construction and fitment for BMW E63/E64 LCI

The wiring harness has been designed specifically for the geometry of the rear bumper of the BMW E63/E64 LCI, which facilitates its routing and mounting at the original body points. The layout of the connectors is adapted to the factory locations of the parking sensors, ensuring that the installation process is orderly and compliant with service documentation.

The original PDC system connectors are prepared for use with factory sensors and the control module, which minimizes the risk of compatibility issues and eliminates the need for adapters or installation modifications.

Condition, service application and benefits of installation

The item is in used condition, which allows for an economical yet technically correct repair of the parking system in the BMW 6 Series. Replacing a damaged or corroded harness with an original component from the same group helps to restore:

• stable operation of the rear parking sensors,
• proper communication with the PDC module,
• consistency of the installation with the factory BMW specification.

For workshops and private users, this means reduced diagnostic time, easier installation, and greater predictability of system performance after the repair.

BMW wires, harnesses and connectors – expansion and modernization

If you are planning a comprehensive repair or modernization of the rear electrical installation in your BMW and need other components from the same group, such as additional sensor harnesses, cable sections, or service connectors, check out the available parts in the BMW wires, harnesses and connectors category.

Technical support and selection of related components

When working on electrical installations and parking assistance systems, it is worth paying attention to the general condition of wires, connectors, and electronic components in the vehicle. In case of expanding or repairing other systems, such as lighting, a practical guide on selecting used BMW lighting components may be helpful – you can find it in the article See more and better – a complete guide to selecting and replacing used LED and Xenon headlights.

Selecting the correct PDC wiring harness for a specific version of the BMW E63/E64 LCI allows you to maintain installation consistency, reduce the number of potential failure points, and ensure proper cooperation with factory safety and driving comfort systems.