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Home >> Lexus >> 2010 >> LS 460 AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Smart Access System (Keyless Entry) (Diagnostics & Symptom Tests) >> Smart Access System With Push-Button Start >> Entry Answer-back Buzzer does not Sound >> Procedure
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Entry Answer-back Buzzer does not Sound: Procedure

  1. CHECK WIRELESS DOOR LOCK BUZZER OPERATION 
    1. 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

      Result Proceed to
      Buzzer sounds A
      Buzzer does not sound B

    B → See step   2 

    A → REPLACE CERTIFICATION ECU 

  2. GO TO WIRELESS DOOR LOCK CONTROL SYSTEM. Refer to PRECAUTION