Arnott RH-4387 Headlight Level Sensor - Front or Rear

Reliable Headlight Level Sensor for BMW and Mini Models

The Arnott RH-4387 headlight level sensor is designed to maintain optimal headlight alignment for various BMW and Mini vehicles. This new sensor ensures accurate leveling to enhance nighttime visibility and safety.

• Connector color: Black for easy identification
• Pin-type terminals with 3 male terminals for secure electrical connection
• Single oval-shaped female connector for precise fitment
• Standard grade type for consistent performance
• Compatible with multiple BMW and Mini models including 320i, 330i, X3, Cooper, and i3

Detailed Product Description

The Arnott RH-4387 headlight level sensor features a black connector with an oval shape and a single female connection point, designed to interface with three male pin terminals. This standard grade sensor is engineered to provide reliable headlight leveling feedback to the vehicle’s lighting control system. It is a new, direct replacement part that meets OEM specifications, ensuring proper fit and function across a wide range of BMW and Mini models such as the 118i, 220i, M340i xDrive, X5, and Cooper Countryman. The sensor’s design supports accurate headlight adjustment, which is critical for maintaining optimal road illumination and preventing glare for other drivers.

Common Applications and Issues Addressed

• Corrects headlight misalignment caused by faulty or worn sensors
• Resolves dashboard warning lights related to headlight leveling system faults
• Improves headlight performance after suspension or body repairs
• Prevents uneven headlight beam patterns that reduce nighttime visibility
• Supports adaptive lighting systems in compatible BMW and Mini vehicles

Installation Notes and Tips

Installation of the Arnott RH-4387 headlight level sensor requires careful handling of the electrical connector to avoid damage to the pin terminals. Ensure the oval-shaped female connector is fully seated and locked into place. This sensor does not include mounting hardware, so reuse existing brackets or fasteners. It is recommended to verify sensor calibration after installation to confirm proper headlight leveling function.

Quality Assurance and Warranty

Arnott provides this headlight level sensor as a new, standard grade replacement part manufactured to meet or exceed OEM standards. While specific warranty details are not provided, Arnott parts typically undergo rigorous quality control to ensure durability and reliable operation in BMW and Mini vehicles.