| ECM Communication Stop Mode |
Any of the following conditions are met:
- Communication stop for "ECM (Engine)" is indicated on the "Communication Bus Check" screen of the Techstream.
Refer to PROBLEM SYMPTOMS TABLE [08/2020 - ]
- Communication stop history for "ECM (Engine)" is indicated on the "Communication Bus Check (Detail)" screen of the Techstream. (The Lost Communication Time value for "ECM (Engine)" is 6 or more.)
Refer to PROBLEM SYMPTOMS TABLE [08/2020 - ]
- Communication system DTCs (DTCs that start with U) that correspond to "ECM Communication Stop Mode" in "DTC Combination Table" are output.
Refer to DTC COMBINATION TABLE [08/2020 - 08/2021]
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- ECM main line or connector
- Power source circuit of ECM
- ECM ground circuit
- ECM
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