Objectives 673 Electronic & Computer Controlled Systems Final Student Performances Terminal Objective (Terminal FSP) Given all of the applicable tools, equipment, and appropriate vehicles, the technician will be able to apply a number of diagnostic techniques to monitor and repair faults in advanced computer and electronic circuits. Technician Objectives (FSPs) The technician will be able to: 673 Electronic & Computer Controlled Systems 1. Research information related to: • The purpose and function of ECU terminals • Inputs & Outputs • Terminals of the ECU • Power & Ground points 2. Identify inputs and outputs and determine how they affect ECU operation. 3. Differentiate between:
• Pulse width & duty cycle • Frequency & duty cycle 4. Identify the consequences of the following to the diagnostic process: • Initialization (Memory Loss) • Customization (CBEST) • Sleep mode vs. normal operation 5. Demonstrate proficient use of the advanced DVOM features. • MIN/MAX function • Peak MIN/MAX function • Measure frequency • Measure duty cycle 6. Apply advanced DVOM functions for quick diagnostic evaluations. 7. Practice using an Inductive Current Clamp with a DVOM to provide the ability to take current readings without breaking into a circuit. 8. Utilize an inductive Current Clamp to evaluate system operation & determine diagnostic strategy. 9.
Practice conversion of voltage and amperage values to apply to inductive clamps that use conversion factors for sensitivity. 10. Monitor AC blower motor current using a DVOM equipped with an inductive current clamp, and monitor current using an oscilloscope and inductive clamp. Technical Training a