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Home >> Lexus >> 2008 >> IS F >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Theft Deterrent / Keyless Entry >> SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Start Function) >> Engine Switch indicator Circuit >> Description
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Engine Switch indicator Circuit: Description

Engine start conditions or system malfunctions can be checked by the status of the engine switch indicator light.

Engine Switch Indicator Light Condition 

DTC DETECTION CONDITION CHART

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