Lexus NX: Acoustic Vehicle Alerting System

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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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 No Sound can be Heard from Speakers

PROCEDURE 1. CHECK AUDIO SETTINGS (a) In sound output setting mode, set volume, fader and balance to the initial values and check that the sound is normal. OK: Audio system returns to normal. HINT: Sound quality adjustment measures vary according to the type of amplifier. OK END

 Additional Key cannot be Registered

DESCRIPTION If additional registration is not possible, a malfunction in the electrical key transmitter sub-assembly, certification ECU (smart key ECU assembly), power switch, No. 2 indoor electrical key antenna assembly (front floor), steering lock ECU (steering lock actuator assembly) or door cont

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