LEXUS PARKING ASSIST-SENSOR SYSTEM, Diagnostic DTC:C1AE2

DTC Code DTC Name
C1AE2 Front Left Center Sensor

DESCRIPTION

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

DTC Code DTC Detection Condition Trouble Area
C1AE2 Malfunction of No. 1 ultrasonic sensor (Front left center sensor)

  • No. 1 ultrasonic sensor (Front left center sensor)

  • Clearance warning ECU

CAUTION / NOTICE / HINT

Note

If the DTC is output after repairs, turn the power switch on (IG) and move the shift lever to R. Then clear the DTC.

PROCEDURE


  1. CHECK DTC OUTPUT


    1. Clear the DTCs Click here.

    2. Check for DTCs Click here.

      Result
      Result Proceed to
      DTC C1AE2 is output A
      No DTC is output B

    B

    USE SIMULATION METHOD TO CHECK Click here

    A

  2. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT LEFT CENTER SENSOR)


    1. Replace the ultrasonic sensor Click here with a normally functioning sensor.


    NEXT

  3. CHECK DTC OUTPUT


    1. Clear the DTCs Click here.

    2. Check for DTCs Click here.

      OK
      DTC C1AE2 is not output.

    OK

    END (NO. 1 ULTRASONIC SENSOR [FRONT LEFT CENTER SENSOR] IS DEFECTIVE)

    NG

    REPLACE CLEARANCE WARNING ECU Click here