Prerequisites: Familiarity with Multi-meters, Electrical I

Course Description: This course is designed to give technicians the hands-on skills needed to diagnose and repair the 8.9L Cummins ISL-G/L9N CNG fuel system.  The course covers sensors, actuators, pin-out voltage values, and real-world diagnostic applications using Cummins Electronic Service Tools.

Course Benefits: Students get a wealth of experience working on the system by understanding where everything is located and how it works; a must for technicians involved with the diagnosis and repair of CNG engine management and fuel delivery systems. Students will learn proper and safe methods of working with the high-pressure CNG fuel systems using DVOM & laptop diagnostic software specific to the Cummins controllers.

Who Should Attend: Technicians who need hands-on skills to diagnose and repair the 8.9L Cummins ISL-G/L9N CNG fuel system.

What You Will Learn: By the end of this course the student will be able to:

• Define Mass Air Flow (MAF) Fuel Management Systems
• Identify, locate and test the following parameters with a DVOM:
• Temperature Sensors
• Pressure Sensors
• Position Sensors
• Voltage Producing Sensors
• Mass Gas & Air Flow Sensors
• Use INSITE to verify parameters