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Home >> Toyota >> 2012 >> Prius Two >> Repair and Diagnosis (Single Page) >> External Pages >> Different variant/trim >> Section 119 (Smart Key System (For Entry Function) (Plug-In) (Diagnostic Codes & Symptom Tests)) >> SMART KEY SYSTEM (for Entry Function) >> Symptom Tests >> Entry Interior Alarm does not Sound >> Procedure
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Entry Interior Alarm does not Sound: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. CHECK COMBINATION METER ASSEMBLY (OPERATION) 
    1. When the power 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 Problem Symptoms Table). Refer to  HOW TO PROCEED WITH TROUBLESHOOTING 
  3. REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY). Refer to  REMOVAL