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Home >> Lexus >> 2025 >> NX 250 FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 98 (Can Communication System - Circuit Tests (5 Of 9)) >> CAN COMMUNICATION SYSTEM (for HEV Model) >> Check Bus 3 Line [03/2022 - 03/2024] >> Description

Check Bus 3 Line [03/2022 - 03/2024]: Description

WARNING: This page is about a different car, the 2025 Lexus NX 350h, 2024 Lexus NX 350h, 2023 Lexus NX 350h, and 2022 Lexus NX 350h. 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)
  • DCM (telematics transceiver) (w/ Telematics Transceiver)
  • Inner rear view mirror assembly (w/ Digital Inner Mirror System)
  • Radio and display receiver assembly
  • Combination meter assembly
  • No. 9 global CAN junction connector
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