ASE A6 Electrical Electronics Practice Test
51. The power door locks in the vehicle in the diagram above unlock only. There is no locking action. Which of the following is causing this condition?
- A. Relay A
- B. Relay B
- C. Switch A
- D. Fuse A
52. Two technicians discuss diagnostics and the data link connector. Technician A says the OBD II DLC connector is in the cabin near the steering wheel. Technician B says to use this connector to test resistance in the CAN (Controller Area Network). Who is correct?
- A. Technician A
- B. Technician B
- C. Both A and B
- D. Neither A or B
53. Which of the following statements about the CAN controller area network is correct?
- A. All CAN networks operate at 1Mbps.
- B. The CAN bus contains twisted wires to prevent RFI interference.
- C. The ECM and the TCM connect to the low-speed controller area network.
- D. The mirror and seat controller connect to the high-speed controller area network.
54. An engine is overheating. The electric radiator cooling fan in the illustration does not operate under any condition. All of the following result in this condition EXCEPT:
- A. A short to ground at point A.
- B. An open at point B.
- C. An open at point C.
- D. An open at point D.
55. All of the following are true statements about a fully charged lead acid battery EXCEPT:
- A. It acts as a capacitor smoothing current.
- B. It powers the accessories while the engine is running.
- C. The electrolyte has a specific gravity of 1.265
- D. It powers the starter while the engine is cranking.