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ECM Communication Stop Mode [12/2019 - 10/2022]: 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 [12/2019 - 09/2020] , or refer to DIAGNOSIS SYSTEM [09/2020 - 10/2022]
  • ECM main line or connector
  • Power source circuit of ECM
  • ECM ground circuit
  • ECM
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