C1AE1

PARK ASSIST / MONITORING: INTUITIVE PARKING ASSIST SYSTEM: C1AE1: Front Left Sensor Malfunction

DTC C1AE1 - Front Left Sensor Malfunction

DESCRIPTION

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






INSPECTION PROCEDURE
NOTE: If the DTC is output after repairs, turn the engine switch on (IG) and move the shift lever to R. Then clear the DTC.

PROCEDURE

1. CHECK DTC OUTPUT
(a) Clear the DTCs. Intuitive Parking Assist System.
(b) Check for DTCs. Intuitive Parking Assist System.

Result





B -- USE SIMULATION METHOD TO CHECK
A -- Continue to next step.
2. REPLACE NO. 1 ULTRASONIC SENSOR LH
(a) Replace the No. 1 ultrasonic sensor LH with a normally functioning sensor.
NEXT -- Continue to next step.
3. CHECK DTC OUTPUT
(a) Clear the DTCs. Intuitive Parking Assist System.
(b) Check for DTCs. Intuitive Parking Assist System.

Result





B -- END (NO. 1 ULTRASONIC SENSOR LH IS DEFECTIVE)
A -- REPLACE CLEARANCE WARNING ECU