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Home >> Lexus >> 2008 >> IS 250 RWD, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 24 (Theft Deterrent / Keyless Entry) >> SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Start Function) >> On-Vehicle Inspection

On-Vehicle Inspection

WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK POWER SOURCE MODE CHANGE FUNCTION 
    1. Check the function of the engine switch
      1. Check that power source mode changes in accordance with the conditions of the shift position and brake pedal
        COMPONENT FUNCTION CHART

        Brake Pedal Shift Lever Power Source Mode Pattern
        Depressed P or N When the engine switch is pushed once
        • off → engine start
        Not depressed P Each time the engine switch is pushed
        • off → on (ACC) → on (IG) → off
        Except P Each time the engine switch is pushed
        • off → on (ACC) → on (IG) → on (ACC)
        - P When the engine switch is pushed in the on (IG) condition (engine running)
        • on (IG) → off
        - Except P When the engine switch is pushed in the on (IG) condition (engine running)
        • on (IG) → on (ACC)
    2. Check if power source mode changes without pressing the engine switch
      1. With power source mode on (ACC) and the shift position in P, wait for at least 1 hour Check that power source mode changes from on (ACC) to off automatically
  2. CHECK INDICATOR CONDITION 
    1. Check the indicator on the engine switch.
      1. Check that the engine switch indicator turns on and changes color according to the table below.
        Fig 1: Identifying Indicator Light
        G04975558Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        INDICATOR LIGHT CONDITION CHART

        Power Source Mode/Condition Indicator Light Condition
        Brake pedal released Brake pedal depressed, shift lever in P or N
        off OFF Turns ON (Green)
        on (ACC, IG) Turns ON (Amber) Turns ON (Green)
        Engine running OFF OFF
        Steering lock not unlocked Flashes (Green) for 30 sec Flashes (Green) for 30 sec
        System malfunction Flashes (Amber) for 15 sec Flashes (Amber) for 15 sec
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