BMW 3 Series E90 E90N E91 E91N E92 E92N E93 E93N LCI Cover Cap 6938508

BMW E90 Battery Cable Cover Cap 6938508 is an original electrical installation component designed to protect the power cable at the battery in 3 Series E90 models. Its robust construction and perfect fit with factory BMW mounting ensure stable cable routing, protection against dirt, and organization of the battery compartment. As an OEM part from BMW, this cap maintains assembly consistency with the factory installation.

Specifications and technical data

• SKU: 6938508
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6938508
• Substitutable numbers: 61126938508, 6938508
• Category: Other Interior Parts & Accessories

Function and Application of the Battery Cable Cover Cap

The battery cable cover cap in the BMW E90 is responsible for the correct routing and protection of the power cable, which is crucial for the operation of the entire vehicle's electrical system. This component:

• organizes the cable run around the battery,
• limits the cable's exposure to dirt and moisture,
• reduces the risk of accidental insulation abrasion,
• supports maintaining factory order in the battery compartment.

Thanks to its original mounting geometry, the cap allows for precise fitting with the factory cover and wiring harness, which is important during servicing or restoring the car to a factory-like condition.

Original BMW Origin and Mounting Compatibility

The presented cap is a BMW brand component, which means it complies with the manufacturer's factory standards in terms of shape, material, and mounting method. In practice, this translates to:

• easy installation in place of the original cap without modifications,
• secure fit in its socket and no play during operation,
• maintaining the battery cable routing path as intended by the manufacturer.

A used OEM part is a good choice when the existing cover or cap has been mechanically damaged, lost, or no longer provides adequate cable retention.

Used Condition – Practical Benefits

The battery cable cover cap is offered in a used condition, allowing for an economical replacement of a missing or damaged part while maintaining the original BMW specifications. In many cases, such components do not suffer significant operational wear, so a used part can still perform its function fully, ensuring:

• proper routing of the battery cable,
• compatibility with the factory cover and brackets,
• consistent appearance with other battery compartment elements.

Assistance with Selection and Further Knowledge

When selecting electrical installation components and battery accessories, it is advisable to pay attention to compatibility with the OEM part number and interchangeable numbers, which facilitates matching the component to a specific BMW E90 version. For those interested in comparing technical solutions used in different models and sport versions, an article describing the differences in engine, brake, and chassis construction may be helpful, available here: Audi RS vs. Other Models – What Lies Under the Hood and Chassis?.

Other Parts in this Group for BMW

If you are planning a comprehensive repair or upgrade of the electrical installation area in your BMW and need other parts from the same group, such as additional cable protectors, harness brackets, or small mounting elements, check the available parts in the Other BMW category.