ASE A1 Engine Repair Practice Test
61. A cylinder compression test indicates the #1 cylinder is below specifications. After injecting oil, the pressure remains the same. Which of the following could be the cause?
- A. A hole in the piston.
- B. A bad valve.
- C. Worn piston rings.
- D. A faulty head gasket.
62. One spark plug's ceramic insulator is longer than the others. Which of the following is correct?
- A. Spark plugs have different heat ranges.
- B. Spark plugs are self-cleaning.
- C. Spark plug resistance can be tested using a digital multimeter.
- D. All of the above.
63. Technician A piston pin offset locates the piston pin slightly closer to the thrust side of the engine. Technician B says piston side thrust mainly occurs during the power stroke. Who is correct?
- A. Technician A
- B. Technician B
- C. Both A and B
- D. Neither A or B
64. Technician A says a bent connecting rod results in excessive piston skirt wear. Technician B says a bent connecting rod can result in low cylinder compression. Who is correct?
- A. Technician A
- B. Technician B
- C. Both A and B
- D. Neither A or B
65. Technician A says VVT variable valve timing controls valve timing independent of crankshaft rotation. Technician B says thick contaminated oil will drastically affect the operation of a VVT engine. Who is correct?
- A. Technician A
- B. Technician B
- C. Both A and B
- D. Neither A or B