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Home >> Lexus >> 2008 >> IS 250 RWD, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 49 (Pre-Collision) >> Pre-Collision System >> DTC U0235 Lost Communication with Cruise Control Front Distance Range Sensor; DTC U1102 Lost Communication with Radar Sensor >> Description

DTC U0235 Lost Communication with Cruise Control Front Distance Range Sensor; DTC U1102 Lost Communication with Radar Sensor: Description

WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.

The millimeter wave radar sensor and distance control ECU transmit the data for general vehicle control and diagnosis function along the communication line.

DTC DETECTION CONDITION AND TROUBLE AREA

DTC No. DTC Detection Condition Trouble Area
U0235
  • ECM detects communication error signal from millimeter wave radar sensor to distance control ECU for 0 15 sec or more while dynamic radar cruise control is in operation
  • CAN communication system
  • Millimeter wave radar sensor
  • Distance control ECU
U1102
  • ECM detects communication error signal (from distance control ECU to millimeter wave radar sensor to distance control ECU) for 0 15 sec or more while dynamic radar cruise control is in operation
  • CAN communication system
  • Millimeter wave radar sensor
  • Distance control ECU