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Home >> Lexus >> 2024 >> TX 350 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 109 (Can Communication System - Circuit Tests (4 Of 4)) >> CAN COMMUNICATION SYSTEM (for 1Motor-HEV Model) >> Check Bus 5 Line [09/2023 - ] >> Description

Check Bus 5 Line [09/2023 - ]: Description

WARNING: This page is about a different car, the 2024 Lexus TX 500h. 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 display communication stop history on the "Detail" screen.
  • CAN main bus line, CAN branch line or connector
  • Central gateway ECU (network gateway ECU)
  • Air conditioning amplifier assembly
  • Certification ECU (smart key ECU assembly)
  • Position control ECU assembly LH
  • Multiplex tilt and telescopic ECU
  • Multiplex network door ECU
  • Main body ECU (multiplex network body ECU)
  • No. 4 global CAN junction connector
  • No. 12 global CAN junction connector
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