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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) >> 4WD Control ECU Communication Stop Mode [11/2022 - ] >> Description

4WD Control ECU Communication Stop Mode [11/2022 - ]: Description

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Detection Item Symptom Trouble Area
4WD Control ECU Communication Stop Mode Communication stop for "Four Wheel Drive Control" is indicated on the "Communication Bus Check" screen of the GTS.
Refer to DIAGNOSIS SYSTEM [11/2022 - 11/2023] , or refer to DIAGNOSIS SYSTEM [11/2023 - 12/2024] , or refer to DIAGNOSIS SYSTEM [12/2024 - ]
  • 4WD ECU assembly branch line or connector
  • Power source circuit of 4WD ECU assembly
  • 4WD ECU assembly ground circuit
  • 4WD ECU assembly