Standard Ignition PPS221 Parking Aid Sensor - Rear

Rear Park Assist Sensor for Subaru Legacy

Standard Ignition PPS221 is a rear parking aid sensor for select Subaru Legacy models from 2020-2024. It is built with a female oval connector, 3 blade terminals, and park assist sensor functionality for rear parking systems.

Key Features

• Park assist sensor for rear parking aid systems
• Female connector with oval shape
• 3 blade terminals with male terminal gender
• Direct-fit style replacement for select Subaru Legacy rear applications
• Standard Ignition PPS221 part number for easy identification

Detailed Description

Standard Ignition PPS221 is a rear parking aid sensor made for 2020-2024 Subaru Legacy models. It supports the vehicle’s park assist system by providing rear sensing input used during low-speed maneuvering and parking. The connector design includes one female oval connector and three male blade terminals, matching the electrical interface used in the listed application. This part cross-references BWS221 and PAS1760 for the same application.

For buyers searching for a 2020 Subaru Legacy rear park assist sensor, a 2021-2024 Subaru Legacy parking aid sensor, or a Standard Ignition PPS221 replacement, this part is listed for the rear position only. It is also a practical match for drivers replacing a failed Subaru Legacy rear sensor after warning messages, intermittent parking aid operation, or reduced sensor response.

What It Helps Solve

• Parking aid warning lights or sensor fault messages
• Intermittent rear park assist operation
• Reduced sensing response during backing maneuvers
• Damage from minor rear bumper contact
• Replacement needs for a worn or failed rear sensor

Installation Notes and Tips

Verify the rear position, connector style, and terminal layout before installation. Compare the original sensor housing and electrical connection to confirm the correct match for your Subaru Legacy. After installation, clear any stored fault codes and test the rear park assist system to confirm proper operation.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical and sensor components. PPS221 is cataloged for the listed Subaru Legacy rear applications and built to match the specified connector and terminal configuration.