# Lexus Highlander 2021-2023 Back Bumper Parking Aid System Wiring

GH₵ 2,000 · Abossey Okai

The 2021–2023 Toyota Highlander and sharing-platform Lexus models utilize the Toyota New Global Architecture (TNGA-K) platform, sharing identical logic and architectural layouts for the Intelligent Clearance Sonar (ICS) / Parking Assist system. The rear bumper parking aid system is routed through a dedicated, standalone bumper wiring harness that daisy-chains the four ultrasonic bumper sensors before routing power and signal data into the main cabin.System Layout & RoutingSensor Architecture: The rear bumper houses four distinct ultrasonic sensors: Rear Left Corner, Rear Left Center, Rear Right Center, and Rear Right Corner.The Harness: The rear bumper sensors plug directly into a sub-harness (such as OEM Part 82182-06570 depending on the specific trim level).

## Details

- Make: Lexus
- Model: RX 350
- Type: Brakes, Suspension & Steering

Category: Vehicles / Vehicle Parts & Accessories

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