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Home >> Lexus >> 2020 >> UX 200 Base >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> Pre-Collision (Diagnostic Codes) >> Pre-Collision System >> DTC U0235-87: Lost Communication with Cruise Control Front Distance Range Sensor Missing Message [07/2022 - ] >> Description

DTC U0235-87: Lost Communication with Cruise Control Front Distance Range Sensor Missing Message [07/2022 - ]: Description

The forward recognition camera and millimeter wave radar sensor assembly communicate via CAN communication. If a signal is not received from the millimeter wave radar sensor assembly, the forward recognition camera stores a DTC.

DTC No. Detection Item DTC Detection Condition Trouble Area
U023587 Lost Communication with Cruise Control Front Distance Range Sensor Missing Message 3 seconds or more after the ignition switch is turned ON, a communication malfunction with the millimeter wave radar sensor assembly is detected for 2 seconds or more.
  • Harness or connector
  • Forward recognition camera
  • Millimeter wave radar sensor assembly
Pattern DTC output part name
(Display on Techstream)
Suspected Area (Malfunction Status)
Forward Recognition Camera Millimeter Wave Radar Sensor Assembly
Pre-Collision System Lane Control Forward Recognition Camera (Front Lighting Control) Radar Cruise2 Front Radar Sensor
U023587 U023587 U023587 U023587 U010487
Pattern 1 ◦ ◦ ◦ ◦ ◦ Harness or connector (Open or short)
Millimeter wave radar sensor assembly (Internal malfunction)
Forward recognition camera (Internal malfunction)
Pattern 2 ◦ ◦ ◦ ◦ - Forward recognition camera (Internal malfunction)
Millimeter wave radar sensor assembly (Internal malfunction)

◦: DTC is output-: DTC is not output

HINT: 

If the DTCs are output simultaneously, the inspection area can be narrowed down.