ASE A6 Certification Practice Test

46. All the lights in a brake light circuit illuminate except one. The MOST likely cause is:

• A. An open wire.
• B. An open taillight switch.
• C. A blown fuse.
• D. A burned bulb.

47. The #2 and #3 cylinders of a four-cylinder engine are producing less secondary voltage than the #1 and #4 cylinders. According to the diagram above, which of the following is causing this condition?

• A. There is an open at point A of the ignition system.
• B. There is an open at point C of the ignition system.
• C. There is resistance at point C of the ignition system.
• D. There is resistance at point D of the ignition system.

48. If a technician reversed the leads of a digital voltmeter on a 12-volt circuit, the readout would show:

• A. 0.00 volts
• B. -0.00 volts
• C. 12.00 volts
• D. -12.00 volts

49. The hazard and turn signal lights are inoperative. Technician A says that they share the same circuit. Technician B says the vehicle may have a faulty flasher. Who is correct?

• A. Technician A
• B. Technician B
• C. Both A and B
• D. Neither A or B

50. All of the following are true about 12-volt maintenance-free battery replacement EXCEPT:

• A. Use a computer memory saver.
• B. Remove the negative terminal first.
• C. Replace the positive terminal last.
• D. Use a battery terminal puller if the terminal is stuck to the post.