BMW 3 Series E46 Light Lamp Bulb Holder Socket Rear Left N/S 7165743

BMW 3 Series E46 Light Lamp Bulb Holder Socket Rear Left N/S is an original lighting system component designed for installation in the rear left lamp of the 3 Series E46. Thanks to its factory design, BMW ensures secure bulb retention, a stable connection with the wiring harness, and proper operation of the parking and brake lights, which directly impacts the vehicle's safety and the visibility of light signals.

Specifications and technical data

• SKU: 7165743
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7165743
• Substitutable numbers: 63217165743, 7165743, 63216907937, 6907937, EM
• Location on the vehicle: Rear, Left
• Category: Rear Light Assemblies

Purpose and function in the lighting system

The presented bulb holder is a component of the Rear lights and brake lights category, responsible for the correct seating and electrical contact of bulbs in the rear left lamp of the BMW 3 Series E46. Its placement in the rear area allows for the support of multiple lighting functions within a single module, which simplifies the lamp design and facilitates maintenance.

Thanks to precisely shaped sockets and guides, the holder ensures:

• stable positioning of bulbs in the lamp housing,
• secure contact with the vehicle's electrical system,
• proper distribution of light points within the lamp,
• easy removal and replacement of bulbs during operation.

Original BMW origin and fitment

As a BMW brand component, the bulb holder was designed specifically for the geometry of the 3 Series E46 rear lamp, which translates into an excellent fit with the lamp housing and wiring harness. The original design minimizes the risk of looseness, overheating of contacts, or compatibility issues that often occur with universal aftermarket replacements.

The factory BMW solution allows for maintaining compatibility with the vehicle's electrical system without the need for modifications, soldering, or the use of additional adapters. This is particularly important for repairs where reliability and consistent performance parameters of the lighting are essential.

Vehicle placement and installation aspects

The holder is intended for installation in the rear left side of the vehicle, which eliminates the risk of error when selecting the part for a specific lamp. The design provides for installation in existing lamp mounting points, making the replacement process organized and predictable.

When correctly matched to the E46 body version, installation typically involves:

• removing the rear lamp or its rear cover,
• disconnecting the electrical wiring connector,
• swapping the bulb holder and reconnecting the harness.

Such a design reduces vehicle downtime and facilitates maintenance both in workshop conditions and during DIY replacement.

Characteristics of the used component

The offered bulb holder is a used part, sourced from dismantling, which allows for maintaining the original BMW specification while optimizing repair costs. A component of this type is particularly attractive for older generations, such as the E46, where the priority is to maintain the factory design within a reasonable budget.

For many BMW 3 Series E46 users, choosing an original used bulb holder means better fitment and durability compared to cheap, simplified aftermarket replacements. It is a solution that fits well into lighting system repairs where the stability of connections and proper operation of signaling lights are paramount.

Support in part selection and additional information

If you are considering whether it is better to refurbish an existing component or use a used original from dismantling, it is worth checking out the practical tips in the article Refurbished or used original – which part to choose for repairs?, where typical repair scenarios and the cost-effectiveness of individual solutions are discussed.

If you are planning a comprehensive repair or upgrade of the rear lighting area in your BMW and need other components from the same group, such as lenses, lamp modules, or additional bulb holders, check the available parts in the BMW Rear lights and brake lights category.