Audi Q5 FY Keyless Entry Amplifier Control Box Module Aerial Antenna 80A907247A

Audi Q5 FY Keyless Entry Amplifier Control Box Module Aerial Antenna is a specialized component from the Electronic control modules and controllers group, responsible for the stable operation of the keyless entry system in the rear of the vehicle. A properly selected module ensures reliable communication between the key fob and the car's electronics, which translates into convenient opening and starting of the vehicle without the use of a traditional key. This solution is particularly important for drivers who expect consistent functionality and comfort from their Audi.

Specifications and technical data

• SKU: 80A907247A
• Mark: Audi
• Condition: Used
• OEM Part Number: 80A907247A
• Substitutable numbers: 80A907247A, 80A 907 247 A
• Location on the vehicle: Rear
• Category: ECUs & Computer Modules

Function and role of the keyless module in the Audi Q5 FY

The presented amplifier and antenna controller works with the factory comfort access system, responsible for receiving and amplifying the signal from the key fob in the rear zone of the body. Its placement in the rear area of the vehicle allows for effective coverage of the trunk and the rear part of the cabin, which facilitates daily use of the opening and closing functions without the need to take the key out of your pocket. As a result, the keyless system maintains consistent operation with other electronic modules in the vehicle.

Construction and integration with vehicle electronics

As an original Audi component, the module has been designed for full integration with the electrical architecture of the Q5 FY generation model. This means matched connectors, appropriate operating parameters, and compatibility with factory body control software. The module works with keyless system antennas, comfort controllers, and other components responsible for access authorization, which reduces the risk of communication errors and unwanted dashboard messages.

Placement in the rear of the vehicle

The placement of the module in the rear zone of the car is important for both the range and stability of the system. This solution allows for:

• better signal coverage around the trunk lid,
• efficient cooperation with sensors and antennas located in the rear body panel,
• maintaining appropriate key signal reception sensitivity in typical usage scenarios (approaching the trunk, loading, locking the car).

Thanks to this, the keyless system in the Audi Q5 FY can operate in a predictable and comfortable manner, without the need to bring the key close to a specific spot on the body.

Benefits of using an original used module

Choosing a used module from the Electronic control modules and controllers group allows you to maintain the factory operating characteristics of the system while optimizing repair costs. The original controller is designed for a specific model and generation of the vehicle, which facilitates installation and subsequent diagnostics. For workshops and users, this means:

• maintaining compatibility with the factory electrical installation,
• easier adaptation during programming and coding,
• lower risk of problems resulting from the use of replacements with uncertain parameters.

Selection and compatibility with the vehicle

For the module to work correctly, it is crucial to match it to the specific configuration of the Audi Q5 FY. In practice, this means verifying part markings and compatibility with vehicle equipment (presence of the keyless system, type of comfort controllers, onboard network architecture). Before installation, it is worth consulting a diagnostician or automotive electrician who will confirm compatibility and, if necessary, perform adaptation procedures in the system.

If you are planning a comprehensive repair or upgrade of the electronic zone responsible for comfort and safety in your Audi and need other elements from the same group, such as comfort controllers, body modules, or signal amplifiers, check the available parts in the Audi Electronic control modules and controllers category.

To better understand how to maintain the driving character and functionality of your car using original, used components, it is worth reading the guide on our blog: Audi and emotions in their purest form. How do used parts help maintain the brand's DNA?