When any of the following parts have been replaced, perform adjustment shown in the following table. If not, the TOYOTA parking assist-sensor system may not operate correctly.
ADJUST TOYOTA PARKING ASSIST-SENSOR SYSTEM
The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during TOYOTA parking assist-sensor system removal/installation are shown below.
| Part Name | Operation | Adjustment Item | Proceed to |
|---|---|---|---|
| Clearance warning ECU assembly | Replacement | Bumper type registration | Procedure 1 |
| Ultrasonic sensor | Initialization of ultrasonic sensors |
REGISTRATION (PROCEDURE 1)
Preparation
Check for DTCs.
If DTC C1AE187, C1AE487, C1AE687 or C1AE987 are output, continue with the registration procedure.
Enter the following menus:
| Tester Display |
|---|
| ECU Calibration |
According to the display on the GTS, perform calibration.
Enter the bumper type using the GTS.
| Bumper Type | Value |
|---|---|
| for TFTM Made | 1 |
| for GTMC Made | 2 |
If the clearance warning ECU assembly is replaced or removed and installed, it is necessary to perform bumper type registration.