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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Sfi System: Idle Control System (P050500)
DESCRIPTION The idle speed is controlled by the electronic throttle control system. The electronic throttle control system is comprised of: 1) one valve type throttle body with motor assembly; 2) the throttle actuator, which operates the throttle valve; 3) the throttle position sensor, which detects ...