BMW 3 Series E90 E92 Antenna Amplifier Diversity TV Function 868 MHZ 6928936

BMW 3 Series E90 E92 Antenna Amplifier Diversity TV Function is an original antenna system component designed for 3 Series models, engineered to work with the factory audio system and radio signal reception. Thanks to diversity technology, the module manages multiple antenna paths, improving reception stability and reducing interference. This used OEM component allows you to maintain the factory installation architecture in your BMW vehicle.

Specifications and technical data

• SKU: 6928936
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6928936
• Substitutable numbers: 65209187645, 9187645, 65206928936, 6928936
• Category: Other Starters, Alternators, ECUs & Wiring

Function of the antenna amplifier in BMW E90 / E92

The diversity antenna amplifier is responsible for amplifying the radio signal and selecting the most favorable antenna path at any given time. This translates into:

• more stable FM/AM station reception under changing driving conditions,
• reduction of noise and momentary signal loss,
• proper compatibility with the factory radio and BMW antenna installation.

By maintaining the original design, the module works with factory wiring harnesses and original mounting points in the vehicle body.

Benefits of using an original BMW amplifier

Using an original diversity antenna amplifier in the 3 Series E90/E92 provides a number of practical advantages:

• Full installation compatibility – the module is designed for a specific BMW platform, which minimizes the risk of fitment issues.
• Consistency with vehicle electronics – correct communication with the factory radio and other antenna system components is maintained.
• No interference with wiring – no need for wire modifications or the use of adapters.
• Operating parameters in line with manufacturer specifications – stable gain level and proper signal filtering.

Characteristics of the used OEM component

The offered antenna amplifier is a used component, sourced from vehicle dismantling, which allows you to combine original OEM quality with a more cost-effective repair. This type of component is particularly recommended in situations where:

• the factory module has been damaged due to corrosion, water ingress, or power surges,
• there are radio reception problems despite a functional receiver,
• a replacement with matching parameters is necessary without modifying the installation.

Choosing an original, used module allows you to maintain the technical integrity of the vehicle and avoid typical problems associated with aftermarket replacements of uncertain quality.

Application, reference numbers, and fitment

The diversity antenna amplifier used in the BMW 3 Series E90/E92 comes in several factory numbering variants and interchangeable part numbers, which facilitates matching to a specific equipment configuration. Before purchasing, it is worth comparing the markings with the module installed in the vehicle or using catalog data to confirm compatibility. The presence of reference numbers allows you to select the component corresponding to the body style and the installed audio system.

Installation expansion and related BMW components

If you are planning a comprehensive repair or upgrade of the antenna and multimedia installation in your BMW and need other components from the same group, such as control modules, additional signal amplifiers, or wiring elements, check out the available parts in the Other BMW category.

When planning audio system upgrades or comparing solutions used in different brands and sports versions, it is worth reading the article on the Global Parts blog – Audi RS vs other models – what is hidden under the hood and chassis?, which shows how manufacturers differentiate equipment and technical components depending on the version.

If you are interested in how used OEM components – such as antenna amplifiers, electronic modules, or controllers – affect repair time and service costs, the article Availability of car parts off the shelf vs. repair time – how do used OEM parts shorten workshop stays?, which describes the practical aspects of selecting parts from the secondary market, will be helpful.