Electronic control fuel injection system (Common rail type) 1E-11 Procedure of trouble diagnosis The following diagnostic procedure is extremely important to solve the problems of all electric/electronic (E/E) systems. Failure to perform this procedure may require unnecessary repair. Read carefully this procedure to understand, and then perform trouble diagnosis. In addition, use the effective function or a scan tool to perform trouble diagnosis and system check. ECM control DTC Sensor output Data Link Connector Read DTC Actuator Test Snapshot TSWG0121 V V RPM RPM V V %