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Home >> Toyota >> 2022 >> Corolla Cross L, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 111 (Can Communication System (HEV) - Circuit Tests (3 Of 5)) >> CAN COMMUNICATION SYSTEM (for HEV Model) >> Check Bus 3 Line [11/2023 - ] >> Description

Check Bus 3 Line [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.
Symptom Trouble Area
There are ECUs or sensors that display a communication stop on the bus diagnostic screen. Or, there are ECUs or sensors that store a communication stop history on the "Detail" screen.
  • CAN main bus line, branch line or connector
  • Radio and display receiver assembly
  • DCM (telematics transceiver)

    (w/ Telematics Transceiver)

  • Combination meter assembly
  • Central gateway ECU (network gateway ECU)
  • No. 15 global CAN junction connector
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