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Home >> Toyota >> 2022 >> Corolla Cross L, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 51 (Can Communication System (Except HEV) - Circuit Tests (1 Of 5) & Diagnostic Codes) >> CAN COMMUNICATION SYSTEM (for Gasoline Model) >> ECM Communication Stop Mode [11/2023 - ] >> Description

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

WARNING: This page is about a different car, the 2025 Toyota Corolla Cross, 2024 Toyota Corolla Cross, and 2023 Toyota Corolla Cross. However, it is still accessible from the selected car via links, so may be relevant.
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 [11/2023 - 12/2024] , or refer to DIAGNOSIS SYSTEM [12/2024 - ]
  • ECM main line or connector
  • Power source circuit of ECM
  • ECM ground circuit
  • ECM
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