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Home >> Lexus >> 2021 >> ES 350 F Sport >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Can Communication System (Except Hybrid) - Circuit Tests (1 Of 4) & Diagnostic Codes >> CAN COMMUNICATION SYSTEM (for Gasoline Model) >> Active Noise Control ECU Communication Stop Mode [09/2022 - ] >> Description

Active Noise Control ECU Communication Stop Mode [09/2022 - ]: Description

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 [08/2020 - ]

  • 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 [08/2020 - ]

  • 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 [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