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Home >> Toyota >> 2010 >> Prius PHV >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Smart Key System (Keyless Entry) (Diagnostic Codes & Circuit Tests) (PHV) >> SMART KEY SYSTEM (For Entry Function) >> Circuit Test >> Entry Interior Alarm does not Sound >> Description
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Entry Interior Alarm does not Sound: Description

The smart key system uses the combination meter buzzer to perform various vehicle interior warnings. When the conditions for each warning are met, the certification ECU (smart key ECU assembly) sends a buzzer signal to the combination meter assembly, and the combination meter buzzer sounds.

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