Idle Speed Control Valve Fit For Mitsubishi Expo Galant Expo LRV MD614620. OEM NO. : MD614620. The idle air control valve maintains steady operation, supporting dependable vehicle performance during driving. 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