Mini Cooper R57 LCI Automatic Air Conditioning Heater Control Unit 69817002

Visual condition of the part

The product shows signs of use visible in the photos.

Mini Cooper R57 LCI Automatic Air Conditioning Heater Control Unit is an original controller designed for precise operation of the heating and cooling system in facelift versions. The component is specifically designed to work with an automatic transmission, ensuring seamless integration with the vehicle's electronics and comfortable climate control operation.

Specifications and technical data

• SKU: 3454862-1
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 3454862
• Substitutable numbers: 69817002, 64113455303, 3455303, 64113454862, 3454862
• Gearbox type: Automatic
• Category: HVAC Controls & Control Units

Purpose and function in the air conditioning system

The controller from the Air conditioning controllers group is responsible for managing the operation of the automatic air conditioning and heater in the Mini Cooper R57 LCI. It allows the driver and passengers to conveniently adjust the temperature, air distribution, and fan speed, working in conjunction with the vehicle's sensors and control modules.

This component serves as a key user interface – it transmits signals to the air conditioning system, making it possible to maintain stable, comfortable conditions inside the vehicle in automatic mode.

Compatibility with automatic transmission

The presented panel has been configured to work with an automatic transmission, which is essential for proper communication with the vehicle's electronic network. In practice, this means matching the air conditioning logic to the operating characteristics of the automatic gearbox, including engine load and driving modes.

Such matching reduces the risk of communication errors in the vehicle's bus and facilitates plug-and-play installation in the appropriate Mini versions.

Product characteristics and service application

The Mini air conditioning controller is designed as an OEM part, which translates into a factory-fit for the dashboard, electrical harnesses, and other HVAC system components. This maintains consistent ergonomics and the interior aesthetics characteristic of Mini models.

The component in used condition is a cost-effective service solution for air conditioning system repairs when it is necessary to replace a damaged control panel without interfering with other sub-assemblies. It is a practical option when diagnosing faults related to unresponsive buttons, incorrect temperature regulation, or issues with the automatic operating mode.

Benefits of using an original controller

Using an original Mini air conditioning control panel allows you to maintain:

• proper cooperation with the vehicle's factory electronics,
• consistent operation of automatic air conditioning and heating functions,
• ergonomic layout of buttons and knobs tailored to the Mini Cooper R57 LCI interior,
• the possibility of direct installation without modifying the wiring.

For workshops and users, this means faster repairs, reduced risk of compatibility issues, and preservation of the cabin's original character.

If you are planning a comprehensive repair or upgrade of the air conditioning zone in your Mini and need other components from the same group, such as control panels, airflow regulation modules, or temperature controllers, check out the available parts in the Mini air conditioning controllers category.

Service tips and technical knowledge

When replacing the air conditioning control panel, it is worth paying attention to the correct disconnection and connection of the connectors and the possible need for adaptation in the vehicle's diagnostic system. In case of problems with cooling efficiency or noisy system operation, diagnosing the air conditioning compressor may also be useful – detailed information can be found in the article Air conditioning compressor – symptoms of failure, causes, and safe replacement.

Summary

Mini Cooper R57 LCI Automatic Air Conditioning Heater Control Unit is a functional, original component from the controller group, designed for vehicles with an automatic transmission. It ensures convenient operation of cabin heating and cooling while maintaining factory ergonomics and compatibility with Mini electronics, making it a practical choice for repairs and replacements in the air conditioning system.