Lexus IS250 IS220d GSE20 ALE20 - PARK ASSIST / MONITORINGCLEARANCE SONAR SYSTEM - PARTS LOCATION 1 / 32 / 33 / 3 LEXUS IS250, IS220d / GSE20 ALE20 PARK ASSIST / MONITORING Lexus IS250 IS220d GSE20 ALE20 CLEARANCE SONAR SYSTEM