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Home >> Toyota >> 2024 >> Corolla LE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 97 (Can Communication System (HEV) - Circuit Tests (5 Of 6)) >> CAN COMMUNICATION SYSTEM (for HV Model) >> Check Bus 4 Line [09/2022 - 08/2023] >> Description

Check Bus 4 Line [09/2022 - 08/2023]: Description

WARNING: This page is about a different variant/trim than selected.
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 display communication stop history on the "Detail" screen.
  • CAN main bus line, CAN branch line or connector
  • Central gateway ECU (network gateway ECU)
  • Steering sensor
  • Electric brake booster (brake booster with master cylinder assembly)
  • Skid control ECU (brake actuator assembly)
  • Airbag sensor assembly
  • Power steering ECU with motor assembly
  • No. 10 CAN junction connector
  • No. 13 CAN junction connector
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