BMW 2 F45 Active Pedestrian Protection PTS Left N/S Hood Actuator 7300537

The BMW 2 F45 Active Pedestrian Protection PTS Left Hood Cartridge is a specialized component of the safety system, responsible for the controlled lifting of the hood on the left side in the event of a pedestrian collision. The original BMW design ensures precise cooperation with factory sensors and controllers, which translates to correct operation of the active pedestrian protection and maintains the integrity of the entire system. This solution is dedicated to users who want to restore the full functionality of the PTS system in their BMW 2 Series F45.

Specifications and technical data

• SKU: 7300537
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7300537
• Substitutable numbers: 51237300537, 7300537
• Location on the vehicle: Left
• Category: Other Interior Parts & Accessories

Purpose and Function in the PTS System

The left hood cartridge in the BMW 2 Series F45 is an actuator for the active pedestrian protection system. Upon receiving a signal from the safety system, it is responsible for the rapid, controlled lifting of the hood on the left side, creating an additional crumple zone between the hood and the hard components of the engine bay. This allows the system to reduce the forces acting on the pedestrian's body at a critical moment.

This component works with the vehicle's factory electronics, which is why it is crucial to use an original BMW component that maintains the correct operating parameters, reaction times, and mechanical characteristics. A correctly selected hood cartridge allows for compliance with the vehicle's original design specifications.

Construction, Placement, and Vehicle Integration

The presented hood cartridge is designed for installation on the left side of the vehicle, in accordance with the factory mounting layout in the BMW 2 F45. Its construction is designed to:

• ensure a stable connection with the hood and the supporting body elements,
• operate in a specific direction and range of motion,
• maintain compatibility with factory mounting points.

This allows for an organized installation process without the need for body structure modifications. Using the correct cartridge on the left side maintains the symmetry of the entire PTS system's operation relative to the right side, which is important for the system's correct functioning in various collision scenarios.

Benefits of Using an Original Hood Cartridge

Choosing an original left hood cartridge for the BMW 2 F45 is a solution that maintains consistency with the vehicle's factory design. Key benefits include:

• Full integration with the safety system – the component works with factory sensors and controllers, minimizing the risk of system errors.
• Appropriate operating characteristics – the force and stroke of the element are adapted to the hood's geometry and the crumple zones of the specific model.
• Stable mounting – the construction designed for the specific BMW 2 F45 body reduces unwanted stresses and ensures repeatable operation.
• Ability to restore factory safety parameters – using the correct component allows for the restoration of the original active pedestrian protection functionality.

Application in Service and Diagnostics

The left hood cartridge of the active pedestrian protection system is most often replaced after the PTS system has been activated or after damage to the front of the vehicle. In service practice, it is used in situations where:

• the pedestrian protection system has been activated and the actuators need replacement,
• the vehicle has been involved in a collision with damage to the hood on the left side,
• diagnostic errors related to the operation of the left hood cartridge appear.

Due to the nature of the component, installation by a workshop experienced with BMW safety systems is recommended, allowing for proper bleeding, adjustment, and calibration of the entire system. After replacement, computer diagnostics are typically performed to confirm correct communication with the control module.

Other Products and Technical Materials

If you are also looking for other components from the Other BMW category for your car, check out our dedicated offer – you will find a wide selection of components tailored to this brand's models: Other BMW – full range of parts for BMW.

To compare solutions used in different brands and sports versions, it is worth familiarizing yourself with technical material describing the differences in the construction of engines, brakes, and chassis – the article: Audi RS vs. other models – what's under the hood and chassis?, which shows how manufacturers integrate advanced systems in their cars, may be helpful.