Porsche Cayman 987C Throttle Pedal Accelerator Gas Assembly Unit 99742301902

The Porsche Cayman 987C Accelerator Pedal Potentiometer is an original component of the acceleration control system, designed for precise integration with the electronic throttle system in Porsche vehicles. A used accelerator pedal with a potentiometer ensures the correct signal characteristics, translating to predictable engine response and stable vehicle electronics.

Specifications and technical data

• SKU: 99742301902
• Mark: Porsche
• Condition: Used
• OEM Part Number: 99742301902
• Substitutable numbers: 99742301902, 997 423 019 02, 6PV 008 792 00, 6PV00879200
• Part type: Accelerator Pedal
• Category: Pedal Assemblies, Pads & Parts

Technical Characteristics of the Porsche Cayman 987C Accelerator Pedal

The accelerator pedal with potentiometer is responsible for converting the driver's foot movement into an electrical signal transmitted to the engine control unit. The integrated pedal position sensor operates electronically, without a mechanical linkage, allowing for:

• stable pedal position mapping across its full operating range,
• smooth torque delivery during acceleration,
• consistent operation of assistance systems such as traction control or stability control.

The pedal's design is adapted to the interior architecture of the Porsche Cayman 987C, ensuring correct mounting points and an ergonomic foot angle for the driver.

Purpose and Application in the Control System

The Porsche Cayman 987C Accelerator Pedal Potentiometer works in conjunction with the factory engine control unit, ensuring signal compatibility with injection and ignition maps. The appropriately selected electrical characteristics enable:

• precise acceleration control across the entire RPM range,
• maintaining predictable vehicle behavior during dynamic driving,
• proper operation of the cruise control and other functions dependent on the accelerator pedal position.

This component belongs to the Pedals, Pedal Covers, and Footrests category, meaning it is designed for appropriate stiffness, durability, and repeatable performance under everyday driving conditions.

Benefits of Using an Original Porsche Component

Choosing an original accelerator pedal with a potentiometer for a Porsche offers a range of practical advantages:

• factory-matched to the electrical system – correct connectors and signal logic without modifications,
• compatibility with engine control unit software – no need to adapt non-factory characteristics,
• ergonomic pedal placement – maintaining a comfortable foot position and repeatable travel,
• consistency with other interior elements – design aligned with the Porsche cockpit project.

A used component allows for economical repair of the control system while maintaining proper operating parameters and compatibility with the vehicle's factory electronics.

Condition, Installation, and Part Selection

The offered accelerator pedal with potentiometer is from the Porsche brand and is classified in the Pedals, Pedal Covers, and Footrests group. A used component is a suitable solution in case of damage to the pedal position sensor, issues with throttle response, or control unit errors related to an incorrect signal from the accelerator pedal.

Before installation, it is recommended to:

• verify part compatibility by OEM number and interchangeable numbers in the service documentation,
• check for correct operation after installation through computer diagnostics,
• monitor the pedal's operating range in the engine control unit's live data parameters.

This approach minimizes the risk of further system intervention and allows for the restoration of the vehicle's correct response to throttle input.

Other Porsche Pedals, Pedal Covers, and Footrests

If you are also looking for other Porsche pedals, pedal covers, and footrests, check out the Porsche pedals, pedal covers, and footrests available in our store to select components tailored to your specific model and trim level.

To compare the characteristics of sports components and the rationale for using used parts in premium vehicles, you can read our blog article: BMW M Performance – How do BMW M Components Differ from Standard Ones and When is it Worth Opting for Used Parts.