Check Bus 5 Line [11/2021 - 03/2022]: Description
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2025 Lexus NX 350, 2025 Lexus NX 250, 2024 Lexus NX 350, 2024 Lexus NX 250, and 2023 Lexus NX 350. 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)
- Multiplex tilt and telescopic ECU (w/ Power Tilt and Power Telescopic System)
- Air conditioning amplifier assembly
- Certification ECU (smart key ECU assembly)
- Headlight ECU sub-assembly LH (w/ Automatic Headlight Beam Level Control System)
- Headlight ECU sub-assembly RH (w/ Automatic Headlight Beam Level Control System)
- Position control ECU assembly LH (w/ Seat Position Memory System)
- Multiplex network door ECU (w/ Power Back Door System)
- Main body ECU (multiplex network body ECU)
- Outer mirror control ECU assembly RH
- Outer mirror control ECU assembly LH
- No. 3 global CAN junction connector
- No. 4 global CAN junction connector
- No. 11 global CAN junction connector
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