Clearance Warning ECU Communication Stop Mode [09/2020 - ]: Description

Detection Item	Symptom	Trouble Area
Clearance Warning ECU Communication Stop Mode	Either condition is met: Communication stop for "Clearance Warning (Clearance Sonar)" is indicated on the "Communication Bus Check" screen of the Techstream. Refer to PROBLEM SYMPTOMS TABLE [09/2020 - ] Communication system DTCs (DTCs that start with U) that correspond to "Clearance Warning ECU Communication Stop Mode" in "DTC Combination Table" are output. Refer to DTC COMBINATION TABLE [09/2020 - 11/2021] , or refer to DTC COMBINATION TABLE [11/2021 - 10/2023] , or refer to DTC COMBINATION TABLE [10/2023 - ]	Clearance warning ECU assembly branch line or connector Power source circuit of clearance warning ECU assembly Clearance warning ECU assembly ground circuit Clearance warning ECU assembly