8821030280 Toyota SENSOR ASSY, MILLIMETER WAVE RADAR, Price: 1936.37$, Weight: 1.315kg
| Make | Number | Name | Availability | Weight, kg | Ship in, Days | Price |
|---|---|---|---|---|---|---|
Toyota |
8821030280 |
SENSOR ASSY, MILLIMETER WAVE RADAR |
0 |
1.315 |
2-3 |
1936.37$ |
| Not Available | ||||||
Compatibility
| Description | Model | Options | Prod Period | Diagram |
|---|---|---|---|---|
| ARL10,AWL10,GRL1#,GWL10 | GRL11L-BETQH | ATM,MTM: AUTOMATIC TRANSMISSION; Driver's Position: LEFT-HAND DRIVE VEHICLES; Gear Shift Type: ATM, 6-SPEED FLOOR SHIFT; Engine: (4GRFSE) 2500CC 24-VALVE DOHC EFI; Destination: GENERAL COUNTRIES | 01.2012 - 10.2015 | View |
Millimeter-Wave Front Radar Sensor for Toyota
This OEM-grade radar unit is the heart of Toyota’s ADAS, powering Adaptive Cruise Control, Pre-Collision System, and Automatic Emergency Braking. It scans traffic ahead in rain, fog, or at night, helping keep safe distance and warning you of hazards. A genuine-quality replacement restores factory safety and comfort, with smooth speed control and timely alerts.
Why this part is needed ✅
Daily driving puts the front radar in harm’s way: stone hits, bumper impacts, or water intrusion. If the module or bracket bends, the car can’t measure closing speed or gap correctly. Installing a correct-spec sensor brings back reliable tracking, confident braking support, and steady cruise behavior.
How it works
The unit emits millimeter-wave beams and measures reflections using Doppler processing to compute distance, angle, and speed of objects ahead. It shares this data with the ECU, which modulates throttle, brakes, and alerts. Mounted behind the grille on a rigid bracket, it needs precise tilt and height for clean targeting.
What happens if it’s broken ⚠️
Signs include “ACC unavailable,” PCS/AEB warnings, random beeps, cruise dropping out, harsh braking, or no auto-brake. Impact, cracked bracket, or misalignment cause ghost targets and poor tracking. Fault codes may log after a minor collision or bumper repaint.
Install and calibration
Plug-and-play connector; bumper removal is common. After fitment, perform radar axis learning with a scan tool and target board. Use OE fasteners and a radar-permeable emblem; keep the cover clean. The module is sealed, but once moisture enters, replace it—do not attempt to dry and reuse.