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Course · AL
Diesel Technology C
Career and Technical Education, Alabama State Department of Education (ALSDE)
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Diesel Technology C presents content related to entry-level training for diesel electrical and hydraulic systems. The course competencies include the tasks that are required to satisfy ASE Education IMMR level training for Area 5 (Electrical and Electronic Systems) and Area 8 (Hydraulics). Content standards are written to meet Automotive Service Excellence (ASE) Education Foundation requirements, which also specify task lists, program hours, and safety standards.
Research vehicle electrical and hydraulics service information, including vehicle service history, service precautionsDemonstrate knowledge of electrical and electronic series, parallelUse wiring diagrams to trace electrical and electronic circuits and utilize test equipment to measure source voltageDescribe causes and effects of shorts, grounds, opens, and resistance problems in electrical and electronic circuitsMeasure parasitic (key-off) battery drainInspect, repair (including solder repair), and replace connectors, seals, terminal ends, and wiring, and verify proper rUse appropriate electronic service tools and procedures to check, record, and clear diagnostic codesIdentify malfunctions caused by faults in the data bus communications networkIdentify electrical and electronic system components and configurationIdentify low voltage disconnect (LVD) systems, battery types, and system configurationConfirm proper battery capacity for application, perform battery state-of-charge test, perform battery capacity test, anInspect battery, battery cables, connectors, battery boxes, mounts, and hold-downs and determine needed actionCharge battery using appropriate method for battery typeJump-start vehicle using a booster battery and jumper cables or using an appropriate auxiliary power supplyDescribe the operation of a starter systemPerform starter circuit cranking voltage and voltage drop testsInspect starter control circuit switches, relays, connectors, terminals, wires, harnesses, and over-crank protection (ifIdentify the generator (alternator) and explain its functionCheck instrument panel voltmeters and indicator lampsInspect generator (alternator) drive belt condition, check pulleys and tensioners for wear, check fans and mounting bracPerform charging system voltage and amperage output tests and AC ripple testInspect for brighter-than-normal, intermittent, dim, or no-light operation and determine needed action; inspect cablesTest, replace, and aim headlightsCheck gauge and warning indicator operationIdentify the sensor and sending units, gauges, switches, relays, bulbs and LEDs, wires, terminals, connectors, socketsVerify placement of safety labels and placards on equipment and components and determine needed actionIdentify hydraulic system components and locate filtration system components, service filters, and breathersCheck fluid level and condition and take a hydraulic fluid sample for analysisInspect hoses and connections for leaks, proper routing, and proper protection and determine needed action. 2023 Revised