A vehicle engine is leaking oil from it's bell housing. Technician A says the PVC valve should be
inspected for a clog. Technician B says the rear seal probably needs to be replaced. Who is
correct?
a. A only
b. B only
c. Both A and B
d. Neither A nor B - ANSc. Both A and B
An engine oil pan has been removed in order to replace a leaking gasket. At the same time the
oil pan should be inspected for any of the following EXCEPT:
a. dents
b. scratches
c. cracks
d. chips - ANSb. scratches
Modern car engines generally require oil changes at:
a. 2,500 mile intervals
b. 3,000 mile intervals
c. 5,000 mile intervals
d. 10,000 mile intervals - ANSc. 5,000 mile intervals
A cooling system is to be drained. Technician A says that in order to get all impurities out of the
cooling system, it should be drained while hot. Technician B says in order to remove a radiator
cap, it should be pushed down and turned counterclockwise. Who is correct?
a. A only
b. B only
c. Both A and B
d. Neither A nor B - ANSb. B only
Which of the following normally drives the thermostatic clutch on vehicles with a belt-driven fan?
a. camshaft
b. crankshaft
c. balance shaft
d. intermediate shaft - ANSb. crankshaft
A routine 5,000 mile interval inspection includes checking the:
a. transmission filter
b. power steering fluid filter
c. cabin filter
d. air filter - ANSd. air filter
, The trouble codes on an OBD I Ford are to be retrieved. Technician A says to use the self-test
connector located under the hood on the driver's side of the vehicle. Technician B says to insert
a jumper wire in the self-test connector and use a digital multimeter to count the needle swings
and read codes. Who is correct?
a. A only
b. B only
c. Both A and B
d. Neither A nor B - ANSa. A only
A 1996 model OBD II vehicle registered and driven in the "snowbelt" region of the country fails
an emissions test. Which of the following is the most likely cause?
a. a faulty fuel pump
b. a cracked EVAP canister
c. a rusted fuel filler neck
d. a leaking fuel rail - ANSc. a rusted fuel filler neck
The volatility of gasoline in a vehicle's tank is to be checked. Technician A says that testing the
fuel's Reid Vapor Pressure will reveal the fuel's volatility. Technician B says that higher volatility
fuel is sold during the summer months. Who is correct?
a. A only
b. B only
c. Both A and B
d. Neither A nor B - ANSa. A only
Technician A says that a leaking transmission line may not be apparent because the fluid (ATF)
could burn off before it drips from the leak to the shop floor. Technician B says that a
transmission line leak would likely appear as red colored ATF. Who is correct?
a. A only
b. B only
c. Both A and B
d. Neither A nor B - ANSc. Both A and B
Technician A says that powertrain mounts can be checked for defects by revving the engine in
gear with the brakes firmly applied, and watching how much the engine lifts up as it applied
torque to the drive line. Technician B says that an engine mount can be inspected by jacking up
the engine slightly and looking for an air gap where the mount's cushioning rubber should be.
Who is correct?
a. A only
b. B only
c. Both A and B
d. Neither A nor B - ANSc. Both A and B