ASEP 106 - Electrical/Electronic Systems Level 1

Credits: 4
Instructional Contact Hours: 7

1. Diagnose and complete Level 1 ASE Education Foundation tasks as listed below:

A. Research vehicle service information such as fluid type, vehicle service history, service precautions, technical service bulletins, and recalls including vehicles equipped with advanced driver assistance systems (ADAS).

B. Identify electrical/electronic system components and configurations.

C. Retrieve and record DTCs, OBD monitor status, and freeze frame data; clear codes and data when directed.

D. Demonstrate knowledge of electrical/electronic series, parallel, and series-parallel circuits using principles of electricity (Ohm’s Law).

E. Demonstrate proper use of a digital multimeter (DMM) when measuring source voltage, voltage drop (including grounds), current flow, and resistance.

F. Demonstrate knowledge of the causes and effects from shorts, grounds, opens, and resistance problems in electrical/electronic circuits.

G. Describe types of test lights; use appropriate test light to check operation of electrical circuits per service information.

H. Use fused jumper wires to check operation of electrical circuits per service information.

I. Use wiring diagrams to trace electrical/electronic circuits.

J. Measure key-off battery drain (parasitic draw).

K. Inspect and test fusible links, circuit breakers, and fuses.

L. Repair and/or replace connectors, terminal ends, and wiring of electrical/electronic systems (including solder repair).

I. Batteries (Conventional 12-volt) related Tasks:

A. Perform battery state-of-charge test; determine needed action.

B. Confirm proper battery capacity, size, type, and application for vehicle; perform battery capacity and load test.

C. Maintain or restore electronic memory functions as recommended by manufacturer.

D. Inspect and clean battery; fill battery cells (if applicable); check battery cables, connectors, clamps, and hold-downs.

E. Perform battery charging according to manufacturer’s recommendations.

F. Jump-start vehicle using jumper cables and a booster battery or an auxiliary power supply.

G. Identify electrical/electronic modules, security systems, radios, and other accessories that require reinitialization or code entry after reconnecting vehicle battery.

II. Starting System related Tasks:

A. Perform starter current draw test.

B. Perform starter circuit voltage drop tests.

C. Inspect and test starter relays and solenoids.

D. Remove and install starter in a vehicle.

E. Inspect and test switches, connectors, and wires of starter control circuits.

F. Demonstrate knowledge of an automatic idle-stop/start-stop system.

III. Charging System related Tasks:

A. Perform charging system output test.

B. Inspect, adjust, and/or replace generator (alternator) drive belts; check pulleys and tensioners for wear; check pulley and belt alignment.

C. Remove, inspect, and/or replace generator (alternator).

D. Perform charging circuit voltage drop tests.

IV. Lighting Systems related Tasks:

A. Inspect interior and exterior lamps and sockets including headlights and auxiliary lights (fog lights/driving lights); replace as needed.

B. Aim headlights.

V. Instrument Cluster and Driver Information Systems related Tasks:

A. Verify operation of instrument panel gauges and warning/indicator lights; reset maintenance indicators as required.

VI. Body Electrical Systems related Tasks:

A. Demonstrate understanding of vehicle comfort, convenience, access, safety, and related systems operation.

B. Remove and reinstall door panel.

C. Describe the operation of keyless entry/remote-start systems.

D. Describe disabling and enabling procedures for supplemental restraint system (SRS); verify indicator lamp operation.

E. Verify windshield wiper and washer operation; replace wiper blades.