Mini R57 LCI Automatic Air Conditioning A/C Heater Climate Control Switch Panel

Visual condition of the part 

The product shows signs of use visible in the photos. 

The Mini R57 LCI Automatic Air Conditioning A/C Heater Climate Control Switch Panel is a factory-original heating and air conditioning control module designed for the interior of post-facelift Mini models. It allows for precise management of temperature, airflow, and system operating modes, ensuring seamless integration with the vehicle's electronics and providing comfortable operation for the driver and passengers. Thanks to its compatibility with automatic transmission versions, the panel works with the factory car configuration without the need for any wiring modifications.

Specifications and technical data

• SKU: 3457397-18
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 3457397
• Substitutable numbers: 3457397, 64113457397, 3456918, 64113456918, 3456392, 64113456392, 3456809, 64113456809, 3456224, 64113456224, 3456898
• Gearbox type: Automatic
• Category: HVAC Controls & Control Units

Purpose and function of the climate control panel

The Mini R57 LCI Automatic Air Conditioning A/C Heater Climate Control Switch Panel acts as the central control unit for the automatic air conditioning and heating system in the cabin. It is responsible for managing:

• temperature regulation for the driver and passenger sides (depending on vehicle configuration),
• airflow speed and direction,
• defrosting and demisting functions,
• activation of automatic air conditioning and comfort modes.

As a component from the Climate control regulators category, it works with temperature sensors, the climate control module, and other HVAC system components, ensuring consistent and predictable operation of the entire system.

Compatibility with the automatic version

The panel has been designed to work with Mini vehicles equipped with an automatic transmission. This ensures compatibility with the drivetrain logic and proper function mapping within the car's electronics. As a result:

• correct communication with the electrical system and comfort modules is maintained,
• climate control remains integrated with other vehicle systems,
• installation does not require the adaptation of parts intended for other transmission types.

Characteristics and advantages of use

As a Mini brand component, the climate control panel is structurally matched to the dashboard and factory mounting system. This ensures:

• a consistent interior look in line with the manufacturer's original design,
• ergonomic placement of buttons and knobs,
• intuitive operation of climate and heating functions.

The used condition allows for an economical replacement of a damaged module while maintaining the vehicle's original specifications. It is a practical solution for users who want to restore full functionality to the air conditioning system without compromising on factory build quality.

Selecting the correct panel and reference numbers

The panel has a dedicated OEM part number and associated interchangeable numbers, which facilitates clear identification in the manufacturer's catalogs and service systems. When selecting the component, it is worth paying attention to:

• compatibility with the Mini R57 post-facelift (LCI) generation,
• intended use for versions with an automatic transmission,
• the correct configuration of automatic air conditioning functions.

This allows you to precisely match the panel to a specific vehicle, minimizing the risk of compatibility issues.

Climate system expansion and additional resources

If you are planning a comprehensive repair or upgrade of the climate and heating zone in your Mini and need other elements from the same group, such as additional control panels, airflow regulation modules, or comfort function switches, check out the available parts in the Mini climate control regulators category.

Those interested in a broader perspective on the use of original, used components in premium cars can benefit from the advice contained in the article Used parts for Mercedes – original parts from dismantling, which discusses the practical aspects of selecting and using such components in the context of cost-effectiveness and reliability.