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DTC U0235-87: Lost Communication with Cruise Control Front Distance Range Sensor Missing Message [05/2019 - ]: Description

The millimeter wave radar sensor assembly communicates with the forward recognition camera via CAN communication.

The forward recognition camera is connected to the millimeter wave radar sensor assembly via the CAN communication line. When the signal from the millimeter wave radar sensor assembly is interrupted, the forward recognition camera outputs U023587.

DTC No. Detection Item DTC Detection Condition Trouble Area
U023587 Lost Communication with Cruise Control Front Distance Range Sensor Missing Message Once 3 seconds elapse after turning the engine switch on (IG), a communication malfunction between the millimeter wave radar sensor assembly continues for approximately 2 seconds or more.
  • Local bus (Open or short)
  • Forward recognition camera
  • Millimeter wave radar sensor assembly
Pattern DTC Location Name
(Techstream Displayed Name)
Suspected Area (Malfunction Status)
Forward recognition camera
(Pre-Collision System)
Millimeter wave radar sensor assembly
(Front Radar Sensor)
U023587 U010487
Pattern 1
  • Open in CAN communication line (forward recognition camera - CAN junction connector)
  • Open in CAN communication line (millimeter wave radar sensor assembly - CAN junction connector)
  • CAN junction connector disconnected
  • CAN junction connector
  • Short in CAN communication line
  • Open or short in forward recognition camera internal circuit
  • Open or short in millimeter wave radar sensor assembly internal circuit
Pattern 2 -
  • Millimeter wave radar sensor assembly connector disconnected
  • Millimeter wave radar sensor assembly power supply circuit malfunction
  • Millimeter wave radar sensor assembly internal malfunction
  • Forward recognition camera internal malfunction

() ◦: DTC is stored-: DTC is not stored