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Home >> Toyota >> 2012 >> Prius Four >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (Theft Deterrent / Keyless Entry System (Diagnostics & Service Information) (Plug-In)) >> Push-Button Start >> On-Vehicle Inspection >> On-Vehicle Inspection
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On-Vehicle Inspection

WARNING: This page is about a different variant/trim than selected.
  1. CHECK POWER SOURCE MODE CHANGE FUNCTION 
    1. Check the function of the power switch.
      1. Check that power source mode changes in accordance with the conditions of the shift position and brake pedal.
        Brake Pedal Shift Lever Power Source Mode Pattern
        Depressed P When the power switch is pushed once.
        • off → on (READY)
        Not depressed P Each time the power switch is pushed.
        • off → on (ACC) → on (IG) → off
        Except P Each time the power switch is pushed.
        • on (ACC) → on (IG) → off
        - P When the power switch is pushed in the on (READY) condition.
        • on (READY) → off
        - Except P When the power switch is pushed in the on (READY) condition.
        • on (READY) → off
    2. Check that the power source mode changes without pressing the power switch.
      1. With power source mode on (ACC) or on (IG) and with park (P) selected, wait for at least 1 hour. Check that the power source mode changes from on (ACC) or on (IG) to off automatically.
  2. CHECK INDICATOR CONDITION 
    Fig 1: Identifying Engine Indicator Light
    GTY197306Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Check the indicator light on the power switch.
      1. Check that the power switch indicator turns on and changes color according to the table below.
        Power Source Mode/Condition Indicator Light Condition
        Brake Pedal Released Brake Pedal Depressed, Park (P) selected
        off off Turns on (Green)
        on (ACC, IG) Turns on (Amber) Turns on (Green)
        on (READY) off off
        System malfunction Flashes (Amber) for 15 sec. Flashes (Amber) for 15 sec.
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