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Oct 12, 2024
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ASEP 206 - Electrical-Electronic Systems Level 3Credits: 1 Practices the diagnostic procedures and repair of electrical/electronic systems on today's high tech vehicles. Practices NATEF tasks to MAST (Master Automotive Service Technology) level related to electrical/electronic systems. Requires meeting all related GM ASEP training requirements.
Prerequisite(s): ASEP 156 . Corequisite(s): None Lecture Hours: 15 Lab Hours: 33 Meets MTA Requirement: None Pass/NoCredit: No
Outcomes and Objectives
- Complete general electrical and electronic systems Level 3 NATEF tasks as listed below.
- Research applicable vehicle and service information, vehicle service history, service precautions, and technical service bulletins.
- Demonstrate knowledge of electrical/electronic series, parallel, and series-parallel circuits using principles of electricity (Ohm’s Law).
- Demonstrate proper use of a digital multimeter (DMM) when measuring source voltage, voltage drop (including grounds), current flow and resistance.
- Demonstrate knowledge of the causes and effects from shorts, grounds, opens, and resistance problems in electrical/electronic circuits.
- Check operation of electrical circuits with a test light.
- Check operation of electrical circuits with fused jumper wires.
- Use wiring diagrams during the diagnosis (troubleshooting) of electrical/electronic circuit problems.
- Diagnose the cause(s) of excessive key-off battery drain (parasitic draw); determine necessary action.
- Inspect and test fusible links, circuit breakers, and fuses; determine necessary action.
- Inspect and test switches, connectors, relays, solenoid solid state devices, and wires of electrical/electronic circuits; determine necessary action.
- Replace electrical connectors and terminal ends.
- Repair wiring harness.
- Perform solder repair of electrical wiring.
- Check electrical/electronic circuit waveforms; interpret readings and determine needed repairs.
- Repair wiring harness (including CAN/BUS systems).
- Complete Level 3 NATEF tasks related to Battery Service as listed below.
- Perform battery state-of-charge test; determine necessary action.
- Confirm proper battery capacity for vehicle application; perform battery capacity test; determine necessary action.
- Maintain or restore electronic memory functions.
- Inspect and clean battery; fill battery cells; check battery cables, connectors, clamps, and hold-downs.
- Perform slow/fast battery charge according to manufacturer’s recommendations.
- Jump-start vehicle using jumper cables and a booster battery or an auxiliary power supply.
- Identify high-voltage circuits of electric or hybrid electric vehicle and related safety precautions.
- Identify electronic modules, security systems, radios, and other accessories that require reinitialization or code entry after reconnecting vehicle battery.
- Identify hybrid vehicle auxiliary (12v) battery service, repair, and test procedures.
- Complete Level 3 NATEF tasks related to Starting Systems as listed below.
- Perform starter current draw tests; determine necessary action.
- Perform starter circuit voltage drop tests; determine necessary action.
- Inspect and test starter relays and solenoids; determine necessary action.
- Remove and install starter in a vehicle.
- Inspect and test switches, connectors, and wires of starter control circuits; determine necessary action.
- Differentiate between electrical and engine mechanical problems that cause a slow-crank or a no-crank condition.
- Complete Level 3 NATEF tasks related to Charging Systems as listed below.
- Perform charging system output test; determine necessary action.
- Diagnose (troubleshoot) charging system for causes of undercharge, no-charge, or overcharge conditions.
- Inspect, adjust, or replace generator (alternator) drive belts; check pulleys and tensioners for wear; check pulley and belt alignment.
- Remove, inspect, and re-install generator (alternator).
- Perform charging circuit voltage drop tests; determine necessary action.
- Complete Level 3 NATEF tasks related to Lighting Systems as listed below.
- Diagnose (troubleshoot) the causes of brighter-than-normal, intermittent, dim, or no light operation; determine necessary action.
- Inspect interior and exterior lamps and sockets including headlights and auxiliary lights (fog lights/driving lights); replace as needed.
- Aim headlights.
- Identify system voltag
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