CORRECT SOLUTIONS
Which of the following would be the most likely to program or reprogram (reflash)
powertrain control modules (PCMs) using computerized equipment? - ANSWER-
Drivability technicians
Technician A says that gasoline is energy in chemical form. Technician B says that
chemical energy is converted to mechanical energy by the combustion process of an
engine. Who is correct? - ANSWER-Both A and B
Tech A says that pushing on the brake pedal stops the vehicle by converting chemical
energy into thermal energy. Tech B says that brake pedal pressure is transmitted to the
brakes hydraulically. Who is correct? - ANSWER-Tech B
Technician A says that the gear ratios in the transmission give the vehicle an extended
operating range. Technician B says that the final drive assembly has various gear ratios
that can be selected with a gearshift lever. Who is correct? - ANSWER-Tech A
Choose the correct statement: - ANSWER-An automatic transmission uses a torque
converter instead of a clutch.
Technician A says that the definition of torque is how far the crankshaft twists in
degrees. Technician B says that torque can relate to tightness of bolts. Who is correct?
- ANSWER-Tech B
Which of these does not define the drivetrain layout? - ANSWER-Engine capacity
Technician A says that one advantage of a mid-engine design is better weight
distribution. Technician B says that the rear-engine design is commonly used in four-
wheel drive vehicles. Who is correct? - ANSWER-Tech A
Which of these components multiples the torque from the engine by running it through a
number of different gear ratios? - ANSWER-Transmission
Technician A says that PASS is an acronym used to help remember how to use a fire
extinguisher. Technician B says that a class A fire extinguisher can only be used to fight
an electrical fire. Who is correct? - ANSWER-Tech A
Technician A says that when cleaning brake and clutch components, the wash station
should be placed directly under the component. Technician B says that you should
follow state and local regulations when disposing of used oil. Who is correct? -
ANSWER-Both A and B
, Carry out housekeeping activities: - ANSWER-both while working and after the job is
completed.
What should you do when an object punctures the victim's skin and becomes
embedded in the victim's body? - ANSWER-Apply a bulky dressing.
Technician A says that TSBs are typically updates to the owner's manual. Technician B
says that TSBs are generally updated information on model changes that do not affect
the technician. Who is correct? - ANSWER-Neither A nor B
Technician A says that the owner's manual provides engine overhaul procedure
information. Technician B says that engine oil capacity information for that specific
vehicle is in the owner's manual. Who is correct? - ANSWER-Tech B
A set of safety practices and procedures that are intended to reduce the risk of
technicians inadvertently using tools that have been determined to be unsafe is known
as: - ANSWER-lockout.
When a large chisel needs a really strong blow, use a: - ANSWER-sledgehammer.
All of the following are good practices EXCEPT: - ANSWER-discarding solvents into the
sewage system immediately after use.
When grinding metal using a bench grinder: - ANSWER-stop and dip it regularly into the
water pot.
Technician A says that one of the first things to do when purging an acetylene torch is to
turn off the valves on both bottles. Technician B says that when setting the line
pressures on an acetylene torch, the acetylene should always be adjusted so it is above
15 psi (103.42 kPa). Who is correct? - ANSWER-Tech A
Which of these is used for driving and cutting? - ANSWER-Air hammer
The advantage of using rose bud tips is that they: - ANSWER-lower the chance of
flashback.
Technician A says that a dead blow hammer reduces rebound of the hammer.
Technician B says that a dead blow hammer should be used with a chisel to cut the
head of a bolt off. Who is correct? - ANSWER-Tech A
Which of these would you use for a wider grip and a tighter squeeze on parts too big for
conventional pliers? - ANSWER-Arc joint pliers
Which style of torque wrench is the simplest and least expensive? - ANSWER-Beam