ASE Certification Practice Test - Auto Electrical Systems Questions and Answers

ASE Certification Practice Test - Auto Electrical Systems Questions and Answers 1. Technician A says an automotive power mirror system's horizontal control motor operates the up-and-down movement of the mirror glass.Technician B says an automotive power mirror system's gear reduction decreases output torque.Who is right? A only. B only. Both A and B. Neither A nor B. - Answer-Neither A nor B. 2. A crimp connector must be replaced. Technician A twists the wire strands before inserting the wire into the connector. Technician B fastens the new connector to the wire by squeezing the connector's plastic cover. Who is right? A only. B only. Both A and B. Neither A nor B. - Answer-A only. EMILLECT 2024/2025 ACADEMIC YEAR ©2024 EMILLECT. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER, 2024 Page 2/19 3. Technician A says the ground leg of a circuit is capable of producing enough current to activate a test light. Technician B says the ground leg includes the circuit between the load and the negative terminal of the battery. Who is right? A only. B only. Both A and B. Neither A nor B. - Answer-B only. 4. Technician A says an automotive engine's starting motor engages and turns the engine's pinion ring gear. Technician B says an automotive engine's starting motor engages and turns the engine's flywheel and crankshaft. Who is right? A only. B only. Both A and B. Neither A nor B. - Answer-B only. 5. The current flow in an automotive taillight circuit needs to be checked. Technician A connects a conventional ammeter parallel with the circuit being tested. Technician B connects a conventional voltmeter in series with the circuit being tested. Who is right? A only. B only. EMILLECT 2024/2025 ACADEMIC YEAR ©2024 EMILLECT. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER, 2024 Page 3/19 Both A and B. Neither A nor B. - Answer-Neither A nor B. 6. Technician A wants to check the condition of an antenna by plugging in a test antenna and noting any changes in radio reception. Technician B wants to use an ohmmeter to check the antenna cable.Who is right? A only. B only. Both A and B. Neither A nor B. - Answer-Both A and B. 7. Technician A says an automotive instrumentation computer receives information from vehicle sensors to operate the digital dash displays. Technician B says an instrumentation computer receives information from other computers to operate the digital dash displays. Who is right? A only. B only. Both A and B. Neither A nor B. - Answer-Both A and B. 8. Technician A says a voltmeter is sometimes used as a charge indicator. Technician B says an ammeter is sometimes used as a charge indicator. Who is right? EMILLECT 2024/2025 ACADEMIC YEAR ©2024 EMILLECT. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER, 2024 Page 4/19 A only. B only. Both A and B. Neither A nor B. - Answer-Both A and B. 9. Technician A says a 20-amp automotive fuse will handle 25 amps of current without blowing.Technician B says that a replacement fuse must have the same amp rating as the original. Who is right? A only. B only. Both A and B. Neither A nor B. - Answer-B only. 10. Radio noise is coming from a car's stereo system. Technician A checks the condition of the vehicle's spark plug wires. Technician B inspects the condition of the radio antenna. Who is right? A only. B only. Both A and B. Neither A nor B. - Answer-Both A and B. EMILLECT 2024/2025 ACADEMIC YEAR ©2024 EMILLECT. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER, 2024 Page 5/19 11. A customer complains of inaccurate fuel gauge readings. Technician A says the fuel tank sending unit could be at fault. Technician B says the fuel gauge circuit could be at fault. Who is right? A only. B only. Both A and B. Neither A nor B. - Answer-Both A and B. 12. While performing a regulator bypass test on a particular automobile, charging current increased to normal levels. Technician A says the results of this test indicate a faulty regulator. Technician B says the results of this test indicate that the alternator is not operating properly. Who is right? A only. B only. Both A and B. Neither A nor B. - Answer-A only. 13. A load tester is used to perform a charging system output test on a particular automobile. Technician A connects the inductive amps pickup to the positive battery cable. Technician B checks the tester's ammeter reading with the ignition switch in the"run" position and again with the engine running. Who is right? EMILLECT 2024/2025 ACADEMIC YEAR ©2024 EMILLECT. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER, 2024 Page 6/19 A only. B only. Both A and B. Neither A nor B. - Answer-B only. 14. An automobile's right taillight is dim. Technician A checks the circuit breaker in the taillight circuit.Technician B inspects the condition of this particular taillight's socket. Who is right? A only. B only. Both A and B. Neither A nor B. - Answer-B only. 15. A customer brings his/her car to the shop complaining that the car's windshield washer is not working. Technician A checks for an "open" washer motor. Technician B checks if the washer system's fluid hose nozzle is clogged. Who is right? A only. B only. Both A and B. Neither A nor B. - Answer-Both A and B. EMILLECT 2024/2025 ACADEMIC YEAR ©2024 EMILLECT. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER, 2024 Page 7/19 16. Technician A says a "short circuit" can be caused by a conductor touching ground. Technician B says a "short circuit" can be caused by a conductor touching another conductor. Who is right? A only. B only. Both A and B. Neither A nor B. - Answer-Both A and B. 17. When performing a starter current draw test, the engine should never be cranked for more than: 5 seconds. 30 seconds. 60 seconds. 90 seconds. - Answer-30 seconds. 18. Technician A says some automotive radio antennas are located in the windshield glass. Technician B says some automotive radio antennas are located in the automobile's body. Who is right? A only. B only. Both A and B.