Toyota Venza: Rear Right Center Sensor Malfunction (C1AE8)

Toyota Venza Service Manual / Park Assist / Monitoring / Intuitive Parking Assist System / Rear Right Center Sensor Malfunction (C1AE8)

DESCRIPTION

The No. 1 ultrasonic sensor (rear right center sensor) is installed on the rear bumper. The ECU detects obstacles based on signals received from the No. 1 ultrasonic sensor (rear right center sensor). If the No. 1 ultrasonic sensor (rear right center sensor) has an open circuit or other malfunction, it will not function normally.

DTC No.	DTC Detection Condition	Trouble Area
C1AE8	A malfunction of the No. 1 ultrasonic sensor (rear right center sensor).	No. 1 ultrasonic sensor (rear right center sensor) Clearance warning ECU assembly

CAUTION / NOTICE / HINT

NOTICE:

If DTCs are output after repairs, turn the engine switch on (IG) and turn the clearance sonar main switch on. Then clear the DTCs (See page ).

PROCEDURE

1.	CHECK DTC OUTPUT

(a) Check for DTCs (See page ).

Result	Proceed to
Only DTC C1AE8 is output	A
DTC C1AE8 and C1AED are output	B
No DTCs are output	C

GO TO DTC (C1AED)

USE SIMULATION METHOD TO CHECK

2.	REPLACE NO. 1 ULTRASONIC SENSOR (REAR RIGHT CENTER SENSOR)

(a) Replace the No. 1 ultrasonic sensor (rear right center sensor) with a known good one (See page ).

HINT:

All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle.

3.	CHECK DTC OUTPUT

(a) Clear the DTCs (See page ).

(b) Check for DTCs (See page ).

Result	Proceed to
DTC C1AE8 is output	A
No DTCs are output	B

REPLACE CLEARANCE WARNING ECU ASSEMBLY

END

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