ASE A1 Engine Repair Practice Test
41. A broken timing belt on an interference engine can result in damage to:
- A. The intake valves.
- B. The exhaust valves.
- C. The pistons.
- D. All of the above.
42. A technician is checking for piston ring groove clearance. The proper technique includes:
- A. The old ring and a feeler gauge.
- B. The new ring and a feeler gauge.
- C. Only a feeler gauge.
- D. No feeler gauge is required.
43. A cylinder power balance test on an engine with sequential fuel injection indicates that the #5 cylinder is underperforming. Technician A says this could be the result of a clogged fuel injector. Technician B says this could be caused by leaking secondary insulation. Who is correct?
- A. Technician A
- B. Technician B
- C. Both A and B
- D. Neither A or B
44. A turbocharger wastegate is sticking. Technician A says a stuck open wastegate will result in overboost. Technician B says a stuck closed wastegate will result in an underboost condition. Who is correct?
- A. Technician A
- B. Technician B
- C. Both A and B
- D. Neither A or B
45. An engine has excessive crankshaft endplay. Which of the following is MOST likely causing this condition?
- A. Camshaft bearings
- B. Thrust bearings
- C. Crankshaft main bearings
- D. Rod bearings
