Automatic Transmission Final
What is the purpose of a vehicle's transmission? - ✅To transmit engine torque to the
drive wheels
___________ can be either one-way rollers or sprag. - ✅One-way clutches
Which of the following was used in early automatic transmissions? - ✅Fluid Coupler
Which of the following could cause a vehicle being operated on a hoist to fall off? -
✅Both tire damage and tire balance
The ___________ is used to install a new transmission seal in the housing. - ✅seal
instillation tool
Technician A says there are many types of internal seals for an automatic transmission.
Technician B says a square-cut seal is usually made from cork. Who is correct? -
✅Technician A
Which of the following is a typical condition for torque converter lockup? - ✅Light-Load
higher speed
Technician A says antifoam additives help to prevent foaming of the transmission fluid.
Technician B says viscosity modifiers cause the transmission fluid to be thick when cold
and thin when hot. Who is correct? - ✅Technician A
When servicing an automatic transmission, it may be necessary to adjust the
_________ along with the transmission range sensor. - ✅shift linkage
Typically, Toyota and Lexus series-parallel hybrids use a _______________ that
contains two electric motor/generators, a final drive gear set, a differential, and
planetary gear set. - ✅
Technician A says on electronically controlled transmissions, the torque converter clutch
(TCC) solenoid is monitored by the power train control module (PCM) and diagnostic
trouble codes can be set when the TCC is not operating correctly. Technician B says on
older hydraulically controlled transmissions, the PCM will set codes if the TCC solenoid
is physically stuck closed. Who is correct? - ✅Technician A
Technician A says when replacing an automatic transmission, it is critical to clean and
inspect the transmission fluid cooler and lines. Technician B says metal particles and
clutch material can become stuck inside the fluid cooler or fluid cooler lines. Who is
correct? - ✅
