Air Conditioning Amplifier Communication Stop Mode [11/2017 - ]: Description

Detection Item	Symptom	Trouble Area
Air Conditioning Amplifier Communication Stop Mode	Either condition is met: Communication stop for "Air Conditioning Amplifier" is indicated on the "Communication Bus Check" screen of the Techstream. Refer to PROBLEM SYMPTOMS TABLE [11/2017 - 03/2019] , or refer to PROBLEM SYMPTOMS TABLE [03/2019 - 01/2023] , or refer to PROBLEM SYMPTOMS TABLE [01/2023 - ] Communication system DTCs (DTCs that start with U) that correspond to "Air Conditioning Amplifier Communication Stop Mode" in "DTC Combination Table" are output. Refer to DTC COMBINATION TABLE [11/2017 - 03/2019] , or refer to DTC COMBINATION TABLE [03/2019 - 09/2020] , or refer to DTC COMBINATION TABLE [09/2020 - 01/2023] , or refer to DTC COMBINATION TABLE [01/2023 - 10/2023] , or refer to DTC COMBINATION TABLE [10/2023 - ]	Air conditioning amplifier assembly branch line or connector Power source circuit of air conditioning amplifier assembly Air conditioning amplifier assembly ground circuit Air conditioning amplifier assembly