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Home >> Lexus >> 2021 >> ES 350 Luxury >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Parking Support Alert System (Except Hybrid) - Diagnostic Codes & Symptom Tests >> PARKING SUPPORT ALERT SYSTEM (for Gasoline Model) >> DTC C1AE1: Front Left Sensor Malfunction [06/2018 - 09/2022] >> Description

DTC C1AE1: Front Left Sensor Malfunction [06/2018 - 09/2022]: Description

The front corner ultrasonic sensor LH is installed to the front bumper. The clearance warning ECU assembly detects obstacles based on signals received from the front corner ultrasonic sensor LH. If the front corner ultrasonic sensor LH has an open circuit or other malfunction, it will not function normally.

DTC No. Detection Item DTC Detection Condition Trouble Area
C1AE1 Front Left Sensor Malfunction A malfunction of the front corner ultrasonic sensor LH.
  • Front corner ultrasonic sensor LH
  • Clearance warning ECU assembly