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Home >> Lexus >> 2025 >> NX 250 FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 102 (Can Communication System - Circuit Tests (2 Of 9)) >> CAN COMMUNICATION SYSTEM (for HEV Model) >> Vehicle Approaching Sound ECU Communication Stop Mode [11/2021 - 03/2023] >> Description

Vehicle Approaching Sound ECU Communication Stop Mode [11/2021 - 03/2023]: 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.
Detection Item Symptom Trouble Area
Vehicle Approaching Sound ECU Communication Stop Mode Communication stop for "Acoustic Vehicle Alerting System" is indicated on the "Communication Bus Check" screen of the GTS.
Refer to DIAGNOSIS SYSTEM [11/2021 - 03/2023]
  • Vehicle approaching speaker controller branch line or connector
  • Power source circuit of vehicle approaching speaker controller
  • Vehicle approaching speaker controller ground circuit
  • Vehicle approaching speaker controller
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