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Home >> Lexus >> 2020 >> LS 500h AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Collision/Avoidance >> Parking Support Alert System - Diagnostic Codes (2 Of 2) & Circuit Tests >> Parking Support Alert System >> DTC C1AED: Rear Sensor Communication Malfunction [10/2017 - 10/2020] >> Description

DTC C1AED: Rear Sensor Communication Malfunction [10/2017 - 10/2020]: Description

This DTC is stored when there is an open or short circuit in the communication line between the rear sensors and the ECU, or when there is a malfunction in a rear sensor.

DTC No. Detection Item DTC Detection Condition Trouble Area
C1AED Rear Sensor Communication Malfunction An open or short circuit in the communication line between the rear sensors and ECU or a malfunction in a rear sensor during initialization mode after the power switch is turned on (IG).
  • Rear ultrasonic sensor circuit
  • Harness or connector
  • Clearance warning ECU assembly