Dorman 684-108 Parking Aid Sensor - Rear

Dorman 684-108 Parking Aid Sensor

Dorman 684-108 is a rear parking aid sensor built to match the fit and function of the original sensor on select Ford and Lincoln vehicles. It is a specific-fit, black backup sensor with a 3-terminal pin-style connection and a female connector for direct replacement service.

Compatible with rear reverse proximity sensor applications on the Ford Edge, Lincoln Nautilus, Ford EcoSport, and Ford Explorer, this sensor supports parking assist systems that rely on accurate rear object detection. The Dorman 684-108 is engineered for durable, reliable performance in everyday use.

Key Features

• Rear parking aid sensor for reverse proximity sensor systems
• Specific fit for select Ford and Lincoln applications
• Black housing for OE-style appearance
• 3-terminal pin connection with female connector
• Designed to match original fit and function
• Direct replacement part number: 684-108

Detailed Description

This parking aid sensor is designed for vehicles equipped with a rear reverse proximity sensor system. It is compatible with 2019-2024 Ford Edge, 2019-2023 Lincoln Nautilus, 2018-2022 Ford EcoSport, and 2017-2019 Ford Explorer, all in the rear position with reverse proximity sensor equipment. Dorman 684-108 provides a service replacement option when the original rear sensor is damaged, malfunctioning, or no longer responding correctly.

The sensor uses a female connector, 3 terminal quantity, and pin-style terminal type for a specific-fit installation. Its black finish helps it blend with the vehicle’s rear sensor layout. This part cross-references OE number HU5Z15K859A for the same application.

What This Part Helps Address

• Parking assist warning faults from a failed rear sensor
• Inaccurate or inconsistent reverse proximity detection
• Sensor damage from minor rear impact or road debris
• System alerts caused by corrosion or connector wear
• Loss of rear parking aid function on equipped vehicles

Installation Notes and Tips

Verify rear-position fitment and reverse proximity sensor equipment before installation. Match the connector style, terminal type, and sensor location to the original part. Inspect the harness and mounting area for damage, contamination, or corrosion before connecting the replacement sensor. Professional installation and system testing after replacement are recommended.

Quality Assurance

Dorman designs this sensor to match original fit and function and to deliver dependable performance in service. It is built as a direct replacement for select Ford Edge, Lincoln Nautilus, Ford EcoSport, and Ford Explorer rear parking aid applications.