Active Noise Control ECU Communication Stop Mode [06/2018 - ]: Description

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2024 Lexus ES 300h, 2023 Lexus ES 300h, 2022 Lexus ES 300h, 2021 Lexus ES 300h, and 2020 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.

Detection Item	Symptom	Trouble Area
Active Noise Control ECU Communication Stop Mode	Any of the following conditions are met: Communication stop for "Active Noise Control" is indicated on the "Communication Bus Check" screen of the Techstream. Refer to PROBLEM SYMPTOMS TABLE [06/2018 - 08/2020] , or refer to PROBLEM SYMPTOMS TABLE [08/2020 - 08/2021] , or refer to PROBLEM SYMPTOMS TABLE [08/2021 - ] Communication stop history for "Active Noise Control" is indicated on the "Communication Bus Check (Detail)" screen of the Techstream. (The Lost Communication Time value for "Active Noise Control" is 6 or more.) Refer to PROBLEM SYMPTOMS TABLE [06/2018 - 08/2020] , or refer to PROBLEM SYMPTOMS TABLE [08/2020 - 08/2021] , or refer to PROBLEM SYMPTOMS TABLE [08/2021 - ] Communication system DTCs (DTCs that start with U) that correspond to "Active Noise Control ECU Communication Stop Mode" in "DTC Combination Table" are output. Refer to DTC COMBINATION TABLE [06/2018 - 10/2019] , or refer to DTC COMBINATION TABLE [10/2019 - 08/2020] , or refer to DTC COMBINATION TABLE [08/2020 - 08/2021] , or refer to DTC COMBINATION TABLE [08/2021 - 09/2022] , or refer to DTC COMBINATION TABLE [09/2022 - ]	Stereo component equalizer assembly branch line or connector Power source circuit of stereo component equalizer assembly Stereo component equalizer assembly ground circuit Stereo component equalizer assembly