All ECU’s use several sensors to determine load. Nonetheless the method used differs between engines since the Silvertop uses a simple Vane sort airflow meter whilst the Blacktop works by using a more complex vacuum (MAP) and throttle situation (TPS) for more substantial throttle openings in which there isn't any https://jdmtoyota4a-ge82592.ltfblog.com/30529072/5-easy-facts-about-toyota-4a-ge-described