DSD Information System
Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Can Communication System (Except HV) - Circuit Tests (1 Of 8) & Diagnostic Codes >> CAN COMMUNICATION SYSTEM (for Gasoline Model) >> ECM Communication Stop Mode [10/2022 - 11/2023] >> Description

ECM Communication Stop Mode [10/2022 - 11/2023]: Description

Detection Item Symptom Trouble Area
ECM Communication Stop Mode Communication stop for "ECM (Engine)" is indicated on the "Communication Bus Check" screen of the GTS.
Refer to DIAGNOSIS SYSTEM [10/2022 - 11/2023]
  • ECM main line or connector
  • Power source circuit of ECM
  • ECM ground circuit
  • ECM
Diesel-Data.com