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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) >> Transmission Control ECU Communication Stop Mode [11/2022 - 11/2023] >> Description

Transmission Control ECU Communication Stop Mode [11/2022 - 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
Transmission Control ECU Communication Stop Mode Communication stop for "TCM" is indicated on the "Communication Bus Check" screen of the GTS.
Refer to DIAGNOSIS SYSTEM [11/2022 - 11/2023]
  • TCM branch line or connector
  • Power source circuit of TCM
  • TCM ground circuit
  • TCM
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