Toyota Venza manuals

Toyota Venza: Front Left Sensor Malfunction (C1AE1)

DESCRIPTION

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

DTC No.

DTC Detection Condition

Trouble Area

C1AE1

A malfunction of the No. 1 ultrasonic sensor (front left sensor).

  • No. 1 ultrasonic sensor (front left 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 C1AE1 is output

A

DTC C1AE1 and C1AEC are output

B

No DTCs are output

C


B

GO TO DTC (C1AEC)


C

USE SIMULATION METHOD TO CHECK


A

2.

REPLACE NO. 1 ULTRASONIC SENSOR (FRONT LEFT SENSOR)

(a) Replace the No. 1 ultrasonic sensor (front left 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.


NEXT

3.

CHECK DTC OUTPUT

(a) Clear the DTCs (See page ).


(b) Check for DTCs (See page ).


Result

Proceed to

DTC C1AE1 is output

A

No DTCs are output

B


A

REPLACE CLEARANCE WARNING ECU ASSEMBLY


B

END

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 righ ...

Rear Left Sensor Malfunction (C1AE6)
DESCRIPTION The No. 1 ultrasonic sensor (rear left sensor) is installed on the rear bumper. The ECU detects obstacles based on signals received from the No. 1 ultrasonic sensor (rear left sensor) ...

Other materials about Toyota Venza:

Removal
REMOVAL PROCEDURE 1. DISCHARGE FUEL SYSTEM PRESSURE HINT: (See page ). 2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL CAUTION: When disconnecting the cable, some systems need to be initialized after the cable is reconnected (See page ). 3. REMO ...

Dtc Check / Clear
DTC CHECK / CLEAR 1. DTC CHECK (USING SST CHECK WIRE) (a) Turn the ignition switch off. (b) Using SST, connect terminals 13 (TC) and 4 (CG) of the DLC3. SST: 09843-18040 (c) Turn the ignition switch to ON. (d) Read and record any DTCs from the tire pre ...

Back Camera Disconnected (C1622)
DESCRIPTION This DTC is stored if the navigation receiver assembly*1 or radio and display receiver assembly*2 judges that the signals or signal lines between the navigation receiver assembly*1 or radio and display receiver assembly*2, and the rear televis ...

© 2016-2020 Copyright www.tovenza.com

0.2746