AGM 110 - Automotive Electronics Service

1. Diagnose and repair of General Electrical Systems.  Complete 95% of Priority 1, 80% of Priority 2, and 50% of Priority 3 NATEF tasks as listed below.
   1. Identify and interpret electrical/electronic system concern; determine necessary action.  P-1
   2. Research applicable vehicle and service information, such as electrical/electronic system operation, vehicle service history, service precautions, and technical service bulletins.  P-1
   3. Locate and interpret vehicle and major component identification numbers (VIN, vehicle certification labels, and calibration decals).  P-1
   4. Diagnose electrical/electronic integrity for series, parallel and series-parallel circuits using principles of electricity (Ohm's Law). P-1
   5. Use wiring diagrams during diagnosis of electrical circuit problems. P-1
   6. Demonstrate the proper use of a digital multimeter (DMM) during diagnosis of electrical circuit problems. P-1
   7. Check electrical circuits with a test light; determine necessary action. P-2
   8. Measure source voltage and perform voltage drop tests in electrical/electronic circuits using a voltmeter; determine necessary action. P-1
   9. Measure current flow in electrical/electronic circuits and components using an ammeter; determine necessary action. P-1
   10. Check continuity and measure resistance in electrical/electronic circuits and components using an ohmmeter; determine necessary action. P-1
   11. Check electrical circuits using fused jumper wires; determine necessary action. P-2
   12. Locate shorts, grounds, opens, and resistance problems in electrical/electronic circuits; determine necessary action. P-1
   13. Measure and diagnose the cause(s) of excessive key-off battery drain (parasitic draw); determine necessary action. P-1
   14. Inspect and test fusible links, circuit breakers, and fuses; determine necessary action. P-1
   15. Inspect and test switches, connectors, relays, solid state devices, and wires of electrical/electronic circuits; perform necessary action. P-1
   16. Repair wiring harnesses and connectors. P-1 1Q. Perform solder repair of electrical wiring. P-1
2. Diagnose and service battery systems. Complete 95% of Priority 1, 80% of Priority 2, and 50% of Priority 3 NATEF tasks as listed below.
   1. Perform battery state-of-charge test; determine needed service. P-1 2B. Perform battery capacity test; confirm proper battery capacity for vehicle application; determine necessary action. P-1
   2. Maintain or restore electronic memory functions. P-1
   3. Perform slow/fast battery charge. P-2
   4. Inspect and clean battery cables, connectors, clamps, and hold-downs; repair or replace as needed. P-1
   5. Start a vehicle using jumper cables and a battery or auxiliary power supply. P-1
3. Diagnose and repair starting systems. Complete 95% of Priority 1, 80% of Priority 2, and 50% of Priority 3 NATEF tasks as listed below.
   1. Perform starter current draw tests; determine necessary action. P-1
   2. Perform starter circuit voltage drop tests; determine necessary action. P-1
   3. Inspect and test starter relays and solenoids; determine necessary action. P-2
   4. Remove and install starter in a vehicle. P-1
4. Diagnose and repair charging systems. Complete 95% of Priority 1, 80% of Priority 2, and 50% of Priority 3 NATEF tasks as listed below.
   1. Perform charging system output test; determine necessary action. P-1
   2. Diagnose charging system for the cause of undercharge, no-charge, and overcharge conditions. P-1
   3. Inspect, adjust, or replace generator (alternator) drive belts, pulleys, and tensioners; check pulley and belt alignment. P-2
   4. Remove, inspect, and install generator (alternator). P-1
   5. Perform charging circuit voltage drop tests; determine necessary action. P-1