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Home >> Lexus >> 2011 >> LS 460 AWD V8-4.6L (1UR-FSE) >> Repair and Diagnosis >> Body and Frame >> Locks >> Keyless Entry >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> Smart Access System With Push-Button Start >> Entry Answer-Back Buzzer Does Not Sound
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Entry Answer-Back Buzzer Does Not Sound





DOOR LOCK: SMART ACCESS SYSTEM WITH PUSH-BUTTON START: Entry Answer-back Buzzer does not Sound
- Entry Answer-back Buzzer does not Sound

DESCRIPTION

The smart access system uses the wireless door lock buzzer to perform various vehicle exterior warnings. When each warning's conditions are met, the certification ECU sends a buzzer signal to the front light ECU, and the wireless door lock buzzer sounds.

INSPECTION PROCEDURE

PROCEDURE

1. CHECK WIRELESS DOOR LOCK BUZZER OPERATION

(a) When the wireless operation is used to lock and unlock the doors, check that the wireless door lock buzzer sounds normally.

HINT
Turn the wireless door lock buzzer controller ON.

Result





B -- GO TO WIRELESS DOOR LOCK CONTROL SYSTEM Wireless Door Lock Control System

A -- REPLACE CERTIFICATION ECU
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