Mercedes ML W164 Accelerator Pedal Position Sensor A1643000004 is a component from the pedals, pedal covers, and footrests category, designed for precise acceleration control in Mercedes vehicles. The integrated sensor ensures stable mapping of the pedal's position, which translates to predictable powertrain response and comfortable operation of the engine electronics.
Specifications and technical data
- SKU: A1643000004-1
- Mark: Mercedes (Genuine OE)
- Condition: Used
- OEM Part Number: A1643000004
- Substitutable numbers: A1643000004, A 164 300 00 04, A1643000104, A 164 300 01 04
- Category: Pedal Assemblies, Pads & Parts
Application and Function of the Accelerator Pedal
The accelerator pedal with a position sensor is responsible for converting the driver's foot movement into an electrical signal transmitted to the engine control unit. In the ML W164 model, this solution eliminates traditional mechanical linkages, increasing signal repeatability and enabling advanced control strategies, such as smooth torque delivery and precise traction control.
A properly selected component of this type is crucial for:
- stable response to accelerator pedal input,
- correct interaction with the engine control system,
- maintaining the factory powertrain operating characteristics.
Construction and Technical Characteristics
The presented accelerator pedal is designed for installation in Mercedes vehicles and is integrated with an electronic sensor. This solution allows for direct reading of the pedal's position by the control unit, without additional intermediate converters. This ensures the system remains consistent with the vehicle's original electrical and logical architecture.
The component is designed as an OEM part, meaning it retains the original geometry, mounting points, and signal characteristics. For the user, this translates to:
- correct fit with factory mounting points in the cabin,
- compatibility with the wiring harness and connector,
- no need for mechanical adaptation during installation.
Benefits of Using an Original Accelerator Pedal
Using an original accelerator pedal with a sensor in the Mercedes ML W164 maintains the consistency of the entire powertrain control system. The factory pedal operating characteristics facilitate precise acceleration control, which is important for everyday city driving, as well as for highway or off-road use.
Key benefits include:
- Compatibility with vehicle electronics – maintaining conformity with engine control unit algorithms and driving assistance systems.
- Appropriate ergonomics – pedal design tailored to the factory interior layout of the ML W164 model.
- Consistency with safety systems – proper interaction with traction control and stability control systems.
Condition and Service Purpose
The offered component belongs to the pedals, pedal covers, and footrests group and is intended as a replacement part in case of wear or damage to the original accelerator pedal. This solution is suitable for both routine repairs and comprehensive vehicle overhauls where maintaining the original powertrain control logic is important.
Other Mercedes Pedals, Pedal Covers, and Footrests
If you are looking for other Mercedes pedals, pedal covers, and footrests, check out the Mercedes pedals, pedal covers, and footrests available in our store to select components tailored to your specific model and trim level.
More About the Importance of Original Parts
The significance of using OEM parts in vehicles is well illustrated by comparing classic and modern designs. In our guide, we describe how car construction has evolved and the role of original components – find details in the article Classic Mini vs. Modern MINI – How Car Construction Has Changed and Which Original Mini Parts Help Preserve Their Character.
