Idle Air Control Valve Fit For To-yota Scion XB XA Echo 1.5L 22270-21010 22270 21010 21011 1368001452 2227021011 1368001453. OE NO. : 2227021010 2227021011 1368001452 1368001453. The idle air control valve is constructed with robust materials to enhance longevity, providing consistent performance through regular use. Stable Idle Control:‌ This idle air control valve helps maintain consistent engine idle speed by regulating airflow, supporting smooth operation under varying load conditions. Durable Construction:‌ Built with engineered composite materials to withstand prolonged exposure to heat and vibration, ensuring reliable function over time., Manufacturer: TLVBFPG