Lexus IS250 IS220d GSE20 ALE20 - PRE-CRASH SAFETY
DTC U0235 Lost Communication with Cruise Control Front Distance Range Sensor
DTC U1102 Lost Communication with Radar Sensor
DESCRIPTION
The millimeter wave radar sensor and distance control ECU transmit the data for general vehicle control and diagnosis function along the communication line.
| 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. | Communication circuit Millimeter wave radar sensor Distance control ECU |
| U1102 | ECM detects communication error signal (from distance control ECU to millimeter wave radar sensor) for 0.15 sec. or more while dynamic radar cruise control is in operation. | Communication circuit Millimeter wave radar sensor Distance control ECU |
INSPECTION PROCEDURE
Refer to the U0235 (Dynamic radar cruise control system) .
Refer to the U1102 (Dynamic radar cruise control system) .