BMW 1 2 Series F20 F21 F22 LCI Battery Cable Lead Positive Underfloor 9348761

BMW 1 2 Series F20 F21 F22 LCI Battery Cable Lead Positive Underfloor is an original electrical system component from the Cables, harnesses and connectors group, designed for facelifted BMW 1 and 2 Series models. It ensures a stable connection between the positive battery terminal and the vehicle's electrical system, which translates into the reliable operation of electrical and electronic systems.

Specifications and technical data

• SKU: 9348761
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9348761
• Substitutable numbers: 61129348761, 9348761
• Category: Wiring Harnesses, Cables & Connectors

Purpose and function of the positive battery cable

The presented cable is a component of the positive power circuit in BMW F20, F21, and F22 LCI models. It is responsible for a secure, low-resistance connection between the battery and key power consumers in the car, minimizing voltage drops and the risk of connector overheating. Using an original cable from this series allows for maintaining the factory characteristics of the installation and proper cooperation with safety and comfort systems.

Construction and performance parameters

The cable belongs to the Cables, harnesses and connectors group, which means it was designed as an integral part of the BMW electrical system. The construction includes a positive cable with an appropriately selected cross-section and a set of connectors and terminals matched to factory connection points in the engine compartment and the battery area. The insulation materials used are resistant to typical vehicle operating conditions, such as temperature changes, moisture, or vibrations.

Thanks to the factory-matched cable length and routing geometry, the harness allows for organized installation within original brackets and guides, which reduces the risk of chafing and accidental damage during the servicing of other components.

Benefits of using an original BMW cable

Using an original positive battery cable in the BMW F20, F21, and F22 LCI provides a number of practical benefits:

• compliance with factory service documentation and electrical diagrams,
• secure fit of connectors to original terminals and ground points,
• stable current conduction parameters across the entire range of loads typical for the vehicle,
• reduced risk of installation errors compared to universal solutions.

For the user, this means more predictable operation, lower susceptibility to power-related failures, and easier diagnostics of potential electrical faults in the future.

Component condition and installation aspects

The offered cable comes from disassembly and is marked as a used original BMW component. Such components are often chosen for electrical repairs because they allow for maintaining factory design solutions while optimizing service costs. Installation involves recreating the original cable route and correctly tightening all screw and clamp connections in accordance with the manufacturer's procedures.

Before installation, it is recommended to perform a standard inspection of the insulation, terminals, and sockets for signs of overheating or mechanical damage, followed by a thorough cleaning of contact points, which helps maintain low connection resistance.

Compatibility within the BMW Cables, harnesses and connectors group

If you are planning a comprehensive repair or upgrade of the electrical system area in your BMW and need other components from the same group, such as power cables, engine compartment harnesses, or module connectors, check the available parts in the BMW Cables, harnesses and connectors category.

Additionally, if you are considering improving the ergonomics and comfort of your vehicle's interior, it is worth checking out the guide on replacing seats with branded components from disassembly – more information can be found in the article Interior transformation: how branded seats from disassembly affect comfort and car value.