ANSWERS ALL CORRECT
Technician A says that if a wire is getting too hot, it's a sign of higher-than-normal
current flowing through. Technician B says the wire would heat up if some of the
individual strands are broken inside the wire insulation. Who is right? - Answer-Both
techs
Technician A says that when pressure testing a radiator cap, a special adapter is
needed. Technician B says the best way to check thermostat operation is while it is in
the engine. Who is right? - Answer-A. Tech A
A technician is checking resistance in an engine's spark plug wires using an ohmmeter.
A general rule is to replace a wire if resistance is over: - Answer-30,000 ohms
Technician A says that in an ignition system, the voltage supplied to the coil during
starting is battery voltage. Technician B says the coil uses electromagnetic induction to
create high voltage. Who is right? - Answer-Both techs
Technician A says electrical connectors can be disconnected with the ignition switch
ON, as long as the technician is using a ground strap. Technician B says when welding
on a vehicle, the technician needs to use a static wrist strap. Who is right? - Answer-
Neither
Technician A says the thermostat maintains maximum engine operating temperature.
Technician B says if the engine continuously runs hot, install a cooler thermostat. Who
is right? - Answer-Neither
When changing the engine oil filter, the technician should:
install the filter with pliers
tighten the new filter two turns after seal contact
inspect the oil flange for the old filter seal
install the filter with a dry seal - Answer-inspect the oil flange for the old filter seal is
correct
When pressure testing an engine cooling system, the technician should pressurize the
system to:
the radiator cap's specified pressure
twice the radiator cap's specified pressure