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Home >> Toyota >> 2022 >> Avalon XLE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 42 (Theft Deterrent System - Diagnostics & Circuit Tests (Hybrid)) >> THEFT DETERRENT SYSTEM (for HV Model) >> Circuit Tests >> Security Horn Circuit [04/2018 -] >> Description

Security Horn Circuit [04/2018 -]: Description

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When the theft deterrent system is switched from the armed state to the alarm sounding state, the main body ECU (multiplex network body ECU) transmits a signal to cause the security horn assembly to sound at intervals of 0.4 seconds.