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Home >> Lexus >> 2019 >> GS F >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System - Diagnostic Codes And Circuit Tests >> SFI System >> Circuit Tests >> Pattern Select Switch Snow Mode Circuit [10/2015 - ] >> Description

Pattern Select Switch Snow Mode Circuit [10/2015 - ]: Description

When SNOW is selected, the operation of the throttle motor is moderated to control engine output. This helps to reduce skidding of the drive wheels, and assists with takeoff acceleration, driving straightness and turning stability.