Keep your parking assist system reading nearby obstacles with the Standard Ignition Parking Aid Sensor PPS170. This ultrasonic sensor sends and receives sound pulses to gauge the distance to objects around the vehicle and feeds that data to the park assist module. It installs as a direct-fit replacement in the front inner bumper position for the listed applications, including the 2016-2020 Lexus RX350, 2018-2020 Lexus RX350L, 2016-2020 Lexus RX450H, 2018-2019 Lexus RX450HL, 2016-2017 and 2019-2022 Toyota Prius, 2019-2022 Toyota Prius AWD-e, and 2017-2022 Toyota Prius Prime.
- Bumper-mounted sensor: designed to seat in the front inner bumper location.
- Plug-in connection: one oval female connector with three male blade terminals.
- Precise integration: engineered to drop into the vehicle's existing park assist wiring for a straightforward install.
Constant false alerts, missing or erratic warning tones, or a park-assist fault indicator can be signs the sensor may need replacing; diagnose the cause first, since other components can produce the same symptoms. The listed applications use two sensors per vehicle (Quantity Per Application: 2); this listing is for one, so order the quantity your repair requires. Country of origin: Japan.
Interchange: BWS170 · PASA133 · PAS1189 · 800-4127 · 8004127 · 8934148040C3. Manufacturer part number PPS170.
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What does the Standard Ignition PPS170 do?
It's an ultrasonic park assist sensor that sends and receives sound pulses to measure the distance to nearby objects, feeding that data to your vehicle's parking assist system.
Where does this sensor mount?
It mounts in the front inner bumper position on the listed applications.
How many sensors do I need?
The listed applications use two per vehicle (Quantity Per Application: 2). This listing is for one sensor, so order the quantity your repair requires.
What are signs this sensor may need replacing?
Constant false alerts, missing or erratic warning tones, or a park-assist fault indicator can be signs. Diagnose the cause first, since other components can produce the same symptoms.
What does the PPS170 replace and fit?
It cross-references BWS170, PASA133, PAS1189, 800-4127 (8004127) and 8934148040C3, and is a direct-fit replacement for the listed Lexus RX and Toyota Prius applications.
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