Toyota Yaris: Millimeter Wave Radar Sensor / Installation

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual / Engine & Hybrid System / Cruise Control / Millimeter Wave Radar Sensor / Installation

INSTALLATION

PROCEDURE

1. INSTALL MILLIMETER WAVE RADAR SENSOR ASSEMBLY

NOTICE:

If the millimeter wave radar sensor assembly has been struck or dropped, replace the millimeter wave radar sensor assembly with a new one.

(a) Engage the guides to install the millimeter wave radar sensor assembly.

	Bolt
	Screw

(b) Install the 2 bolts and screw in the order shown in the illustration.

Torque:

Bolt :

4.5 N·m {46 kgf·cm, 40 in·lbf}

2. INSTALL FRONT BUMPER ASSEMBLY

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3. UPDATE ECU SECURITY KEY

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4. ADJUST MILLIMETER WAVE RADAR SENSOR

(a) When the millimeter wave radar sensor assembly is replaced with a new one, adjustment of the radar sensor beam axis must be performed.

HINT:

Millimeter wave radar sensor assembly Learning can be performed by using either Triangle Target or Flat Surface Target or Driving Adjustment.

Triangle Target:
Click here
Flat Surface Target:
Click here
Driving Adjustment:
Click here

Removal

REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are replaced during millimeter wave radar sensor assembly removal/installation are shown below...

Before Starting Driving Adjustment

BEFORE STARTING DRIVING ADJUSTMENT CAUTION / NOTICE / HINT HINT: Purpose of millimeter wave radar beam axis learning If the installation position or orientation of the millimeter wave radar sensor is changed due to it being removed and reinstalled or replaced with a new one, or due to the front bumper or radiator grille being replaced, it is necessary for the millimeter wave radar sensor to learn the driving direction of the vehicle in order for each driving support system to operate correctly...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Precaution

PRECAUTION TROUBLESHOOTING PRECAUTION NOTICE: Since the Active Torque Split AWD System may be influenced by a malfunction in other systems, be sure to check for DTCs in the other systems. After performing repairs, clear the DTCs and check that the DTCs are not output again...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Removal

REMOVAL CAUTION / NOTICE / HINT HINT: When the cable is disconnected / reconnected to the auxiliary battery terminal, systems temporarily stop operating. However, each system has a function that completes learning the first time the system is used. Learning completes when vehicle is driven Effect/Inoperative Function When Necessary Procedures are not Performed Necessary Procedures Link Lane tracing assist system Drive the vehicle straight ahead at 35 km/h (22 mph) or more for 5 second or more...