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Home >> Lexus >> 2018 >> RX 450h Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Intuitive Parking Assist System (W/ Intelligent Clearance Sonar System) (Diagnostic Codes & Circuit Tests) >> INTUITIVE PARKING ASSIST SYSTEM (w/ Intelligent Clearance Sonar System) >> DTC C1AE9: Rear Right Sensor Malfunction [08/2016 - 08/2019] >> Description

DTC C1AE9: Rear Right Sensor Malfunction [08/2016 - 08/2019]: Description

The No. 3 ultrasonic sensor (rear right sensor) is installed to the rear bumper. The clearance warning ECU assembly detects obstacles based on signals received from the No. 3 ultrasonic sensor (rear right sensor). If the No. 3 ultrasonic sensor (rear right sensor) has an open circuit or other malfunction, it will not function normally.

DTC No. Detection Item DTC Detection Condition Trouble Area
C1AE9 Rear Right Sensor Malfunction A malfunction of the No. 3 ultrasonic sensor (rear right sensor).
  • No. 3 ultrasonic sensor (rear right sensor)
  • Clearance warning ECU assembly