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Home >> Lexus >> 2007 >> LS 460L >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Door Lock >> Smart Access System With Push-Button Start >> Entry Answer-back Buzzer does not Sound >> Description
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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.