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Home >> Lexus >> 2013 >> IS 250C Base >> 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 (For Entry Function) >> Symptom Tests >> Entry Interior Alarm does not Sound >> Procedure

Entry Interior Alarm does not Sound: Procedure

  1. CHECK COMBINATION METER ASSEMBLY (OPERATION) 
    1. When the engine switch is on (IG) and the shift lever is in R, check that the combination meter buzzer sounds.

      OK

      Combination meter buzzer sounds.

    NG → See step   2 

    OK → See step   3 

  2. GO TO METER/GAUGE SYSTEM (Proceed to Problems Symptoms Table). Refer to  PROBLEM SYMPTOMS TABLE [08/2012 - ] 
  3. REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY). Refer to  REMOVAL [08/2012 - ] 
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