Mini Cooper S R52 R53 Throttle Body Assembly Housing 1503358

Mini Cooper S R52 R53 Throttle Body Assembly Housing is a key component of the intake system, responsible for precise air metering to the engine in sport versions of the Mini Cooper S R52 and R53 generations. This item from the Throttle Bodies category comes from the original Mini line, which ensures proper fitment and stable engine performance. It is a solution for users and workshops looking for a proven, used part with factory performance characteristics.

Specifications and technical data

• SKU: 1503358-1
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 1503358
• Substitutable numbers: 13541503358, 1503358
• Category: Throttle Bodies

Purpose and fitment for Mini Cooper S R52 R53

The throttle body in the Mini Cooper S R52/R53 is responsible for regulating the amount of air drawn into the engine, which directly affects dynamics, throttle response, and idle stability. Using an original Mini component allows you to maintain factory engine control maps without the need for additional adaptations or software modifications. For workshops, this means predictable installation, and for the driver – maintaining the characteristic, sporty accelerator pedal response.

Technical and functional characteristics

The offered throttle body is an electronically controlled component that works with the engine management system in the Mini Cooper S. The body design and intake channel diameter are adapted to the specifications of the engine in the R52 and R53 versions, ensuring proper airflow across the full load range. The integrated actuator and position sensors allow the engine control unit to precisely monitor the opening angle, which translates into smooth acceleration and stable operation under various operating conditions.

Thanks to the preservation of the original geometry and operating parameters, the throttle body works with the vehicle's factory diagnostic systems, facilitating data reading and interpretation by a service tester. This is important both during the first start-up after installation and during subsequent service maintenance.

Application in service and repairs

Replacing the throttle body is often necessary when symptoms such as fluctuating idle, delayed throttle response, or intermittent engine limp mode occur. Using an original Mini component from the Throttle Bodies category reduces the risk of compatibility issues that may occur with aftermarket parts of uncertain origin. For workshops, this means shorter diagnostic time, easier adaptation, and a lower risk of warranty claims after the repair.

This component is suitable both for standard replacement of a faulty throttle body and for comprehensive intake system maintenance, including cleaning the manifold, checking vacuum lines, or verifying sensors that work with the engine control system.

Benefits of using an original used throttle body

Choosing a used Mini throttle body is a reasonable compromise between cost and maintaining factory performance parameters. The original design ensures:

• compatibility with the factory engine control unit and electrical wiring,
• proper mechanical fitment to the intake manifold,
• preservation of the airflow characteristics intended by the manufacturer.

For the user, this means stable engine operation and a reduction in the risk of unforeseen problems after installation. For the service center – the ability to quickly complete repairs without the need to modify wiring or software.

Additional information and part selection

When selecting a throttle body for the Mini Cooper S R52/R53, it is crucial to compare the part's identification data and vehicle configuration. It is worth verifying compatibility by OEM number and interchangeable numbers to ensure that the component will work with the specific engine version and equipment. In case of doubt, a good solution is to consult a mechanic or a parts specialist who will confirm compatibility based on technical documentation.

If you are planning a comprehensive repair or upgrade of the engine area in your Mini and need other components from the same group, such as throttle housings, control elements, or additional modules working with the intake, check the available parts in the Mini Throttle Bodies category.

If you want to streamline the purchasing process and better understand how to safely choose used components for your car, the Global Parts guide will be helpful – Safe purchase of used car parts online – a step-by-step guide, where you will find practical tips on selecting by OEM numbers, verifying the seller, and assessing the condition of the parts.