Mini R55 R56 R57 R58 R59 R60 Accelerator Throttle Pedal Module 6786591

Visual condition of the part 

The product shows signs of use visible in the photos. 

Mini R55 R56 R57 R58 R59 R60 Accelerator Throttle Pedal Module is a precision component of the acceleration control system, designed for Mini R-series models. It is responsible for accurately processing the pedal position into an electrical signal, which translates into stable engine response and predictable vehicle behavior. This is an OEM solution that allows you to maintain the factory characteristics of the throttle pedal and driving comfort.

Specifications and technical data

• SKU: 6786591-1
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 6786591
• Substitutable numbers: 6786591, 35426786591, 6853177, 35426853177, 6790009, 35426790009, 6794502, 35426794502, 6770150, 35426770150, 35405A47467, 0547467, 35406889814, 6889814
• Category: Pedal Assemblies, Pads & Parts

Function and role of the accelerator throttle pedal module

The accelerator throttle pedal module in a Mini plays a key role in electronic throttle control. It replaces the traditional throttle cable by generating an electrical signal proportional to the pedal depression. This allows the engine control unit (ECU) to precisely determine the fuel dosage and throttle opening angle, which promotes smooth acceleration and repeatable driving characteristics.

A properly functioning throttle pedal affects:

• accurate mapping of the driver's foot movement to engine response,
• RPM stability when starting and accelerating,
• driving comfort in city traffic and on the highway,
• safe overtaking thanks to predictable throttle response.

Construction and fitment for Mini

The offered component belongs to the Pedals, pedal pads, and footrests group, which means it is designed for correct installation in the factory mounting points of the Mini Cooper R-series. The pedal construction is adapted to the interior ergonomics of these models, ensuring comfortable foot positioning and natural pedal travel.

As an OEM Mini part, the throttle pedal module is prepared to work with the original wiring harness and the factory engine control unit. This allows for maintaining consistency of the entire powertrain and minimizes the risk of compatibility issues that may occur with low-quality aftermarket replacements.

Benefits of using an original throttle pedal

Using an original accelerator throttle pedal module in a Mini brings a number of practical operational benefits. This component is designed for a specific vehicle platform, so its operating characteristics are matched to the injection maps and ECU software.

The most important advantages include:

• Stable communication with the ECU – correct transmission of the pedal position signal to the engine controller.
• Reduced risk of limp mode – lower probability of errors related to incorrect throttle position readings.
• Repeatable acceleration characteristics – no delays or non-linear reactions typical of worn or incompatible components.
• Better traction control and assistance systems – electronic systems receive reliable data on the requested torque.

Condition, verification, and service application

The item is offered as a used part, which in practice means an economical way to repair the acceleration control system while maintaining an OEM component. This type of throttle pedal is particularly useful in situations where the vehicle exhibits symptoms such as uneven throttle response, sporadic entry into limp mode, or errors related to pedal position.

Before installation, a standard service procedure is recommended, including checking the wiring harness, connectors, and potential adaptation in the engine controller, if required by the service documentation for the given model. This approach allows you to fully utilize the potential of the factory Mini solution and restore the proper operation of the powertrain.

Compatibility and selection by part numbers

The Mini accelerator throttle pedal module is a component that appears in the manufacturer's catalogs with assigned part numbers and interchangeable numbers. This allows for precise selection of the component for a specific engine version and vehicle year. In practice, this means that a service center or seller can verify the compatibility of the part with your car based on catalog data, which minimizes the risk of purchasing an incompatible element.

In case of doubt during selection, it is worth using the OEM number or reference numbers visible in the product's technical specification to ensure that the pedal will work with your Mini's electronics without the need for installation modifications.

If you are planning a comprehensive repair or upgrade of the pedal control area in your Mini and need other elements from the same group, such as pedal pads, complete pedal assemblies, or driver footrests, check out the available parts in the Mini Pedals, pedal pads, and footrests category.

For drivers who are simultaneously diagnosing engine behavior, fuel dosage, or throttle response, an article describing the operation of the fuel system, component selection by catalog numbers, and regeneration principles may be helpful – you can find it here: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.