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Home >> Lexus >> 2012 >> CT 200h Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Smart Access System (Keyless Entry) (Diagnostic Codes & Symptom Tests) >> SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Entry Function) >> Circuit Tests >> Entry Interior Alarm does not Sound >> Procedure

Entry Interior Alarm does not Sound: Procedure

  1. CHECK COMBINATION METER ASSEMBLY (OPERATION) 
    1. When the power switch is on (READY) and reverse (R) is selected, check that the combination meter buzzer sounds.

      OK

      Combination meter buzzer sounds.

    NG → See step   2 

    OK → REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) 

  2. GO TO METER / GAUGE SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING 
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