Lexus NX: Acoustic Vehicle Alerting System
Lexus NX Service Manual / Vehicle Exterior / Acoustic Vehicle Alerting System / Acoustic Vehicle Alerting System
- Precaution
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Operation Check
- Problem Symptoms Table
- Terminals Of Ecu
- Dtc Check / Clear
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Speaker Circuit (B1350)
- Lost Communication with Brake System Control Module (U0129,U0140,U0293)
- There is No Sound Made
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Precaution
PRECAUTION PRECAUTIONS FOR VEHICLE PROXIMITY NOTIFICATION SYSTEM (a) In the following cases, the volume or tone of the sound might change: (1) If the vehicle is parked in a very hot or cold environmen
Parts Location
PARTS LOCATION ILLUSTRATION *1 VEHICLE APPROACHING SPEAKER ASSEMBLY *2 VEHICLE APPROACHING SPEAKER CONTROLLER *3 HYBRID VEHICLE CONTROL ECU *4 INSTRUMENT PANEL JUNCTION BLOCK ASSEM
System Diagram
SYSTEM DIAGRAM
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A/C Inverter High Voltage Power Resource System Malfunction (B1471)
DESCRIPTION The hybrid vehicle control ECU monitors the voltage of the HV battery. The hybrid vehicle control ECU stops compressor control and stores this DTC when the monitored voltage is outside the specified range. This DTC will be stored as a history DTC. Compressor control may not resume unless
Lost Communication with Brake System Control Module (U0129,U0142,U0293)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area U0129 Lost Communication with Brake System Control Module No communication with brake booster with master cylinder assembly (skid control ECU)
CAN communication system
Brake booster with master cylinder a
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