Lexus ES: Lost Communication with Cruise Control Front Distance Range Sensor Single Sensor or Center Missing Message (U023587)
DESCRIPTION
The forward recognition camera communicates with the millimeter wave radar sensor assembly via CAN communication. If a communication malfunction between the forward recognition camera and millimeter wave radar sensor assembly is detected, DTC U023587 is stored.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | DTC Output from |
|---|---|---|---|---|---|
| U023587 | Lost Communication with Cruise Control Front Distance Range Sensor Single Sensor or Center Missing Message | When the power switch is on (IG) for 3 seconds or more and the dynamic radar cruise control system is operating, a communication malfunction between the millimeter wave radar sensor assembly and forward recognition camera is detected for approximately 2 seconds or more. | Pre-collision system | Does not come on | Forward recognition camera |
PROCEDURE
| 1. | GO TO PRE-COLLISION SYSTEM |
HINT:
If DTC U023587 is output by the dynamic radar cruise control system, perform troubleshooting for the pre-collision system.
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Starting System
Parts LocationPARTS LOCATION ILLUSTRATION *1 STARTER ASSEMBLY *2 ECM *3 ENGINE ROOM RELAY BLOCK AND JUNCTION BLOCK ASSEMBLY - ST RELAY - FL MAIN FUSE - ST FUSE *4 PARK/NEUTRAL POSITION SWITCH ASSEMBLY ILLUSTRATION *1 ENGINE SWITCH *2 CERTIFICATION ECU (SMART KEY ECU
