1. 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
2. A cylinder power balance test is being performed on a vehicle with sequential fuel injection. The number five cylinder's RPM drop is less than all of the others. Technician A says this could be the result of a restriction in the 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 nor B
3. 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 underboost condition. Who is correct?
a.) Technician A
b.)
Technician B
c.) Both A and B
d.) Neither A nor B
4.) Technician A says a supercharger uses an intercooler to keep the engine's oil cool. Technician B says intercoolers are used on turbochargers to keep the oil cool. Who is correct?
a.) Technician A
b.) Technician B
c.) Both A and B
d.) Neither A nor B