Inspection Procedure

NOTE:

When replacing the parking assist ECU, perform initialization of the television camera and calibration of the steering angle sensor and height control sensor.
If the DTC is output after repairs, turn the engine switch on (IG) and move the shift lever to R. Then clear the DTC.

CHECK DTC OUTPUT

Check for DTCs (see DTC CHECK/CLEAR ).

Result

DTC OUTPUT RESULT

Result	Proceed to
DTC C1AE5/5C-5D is output	A
No DTC is output	B

B: USE SIMULATION METHOD TO CHECK (See HOW TO PROCEED WITH TROUBLESHOOTING )

A: Go to Next Step

REPLACE NO. 2 ULTRASONIC SENSOR (FRONT RIGHT SIDE SENSOR)
1. Replace the ultrasonic sensor (see REMOVAL ) with a normally functioning sensor.
Fig 1: Identifying No. 2 Ultrasonic Sensor (Front Right Side)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

CHECK DTC OUTPUT

Check for DTCs (see DTC CHECK/CLEAR ).

Result

DTC OUTPUT RESULT

Result	Proceed to
DTC C1AE5/5C-5D is output	A
No DTC is output	B

B: END

A: REPLACE PARKING ASSIST ECU (See REMOVAL )