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Home >> Toyota >> 2012 >> Prius Three >> Repair and Diagnosis (Single Page) >> Engine Performance >> Ignition System >> Smart Key System (Keyless Start) (Except Plug-In) (Diagnostic Codes & Symptom Tests) >> SMART KEY SYSTEM (for Start Function) >> Symptom Tests >> Power Source Mode does not Change to ON (READY) >> Description
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Power Source Mode does not Change to ON (READY): Description

When the electronic key is in the cabin and the power switch is pressed, the power management control ECU receives a signal and changes the power source mode. In addition, when the power switch is pressed with park (P) selected and the brake pedal depressed, the hybrid system turns on (READY).