Ultrasonic Parking Distance Sensor

This ultrasonic sensor is a key part of the parking assist system. It is needed to help the driver judge tight spaces by measuring how close the vehicle is to obstacles in front or behind. In busy city parking, it reduces the risk of bumper scratches and low-speed impacts.

How It Works

The sensor sends out ultrasonic sound waves and listens for the echo bouncing back from nearby objects. The control unit calculates distance from the return time, then triggers warning beeps or display alerts. It reacts fast, even to posts, walls, and other cars, giving you more confidence during slow maneuvers.

What Happens If It’s Broken

⚠️ A faulty sensor may cause constant beeping, no warning at all, or incorrect distance readings. You may also see a parking assist warning light on the dash. If ignored, the system can become unreliable, increasing the chance of parking damage and costly body repairs.

Why Replace With a Correct-Fit Unit

✅ Correct fitment ensures proper angle, sealing, and accurate detection range. A good sensor also prevents water intrusion and corrosion at the connector, keeping the system stable in rain and car washes.

Compatibility

• Land Cruiser
• Previa/Tarago