Automatic Transmission Section 2, 3
UPDATED Exam Questions and
CORRECT Answers
Electronic controls make modern vehicles more fuel efficient and help lower exhaust
emissions.
T/F - Correct Answer- true
Limp-in or fail safe mode sends power to a predetermined combination of solenoids that gi...
Electronic controls make modern vehicles more fuel efficient and help lower exhaust
emissions.
T/F - Correct Answer- true
Limp-in or fail safe mode sends power to a predetermined combination of solenoids that give
a driver a single gear, allowing vehicle operation to return for service.
T/F - Correct Answer- false
A TCM is a separate computer designated for automatic transmission/ transaxle operation.
T/F - Correct Answer- true
An EPC solenoid used in a computer controlled transmission replaces the vacuum modulator
system.
T/F - Correct Answer- true
Disconnecting the battery ground cable should be the first step when removing a transmission
or transaxle.
T/F - Correct Answer- true
what is pulse width - Correct Answer- the amount of on time
A lock-up torque converter incorporates a parking pawl and linkage and is used to lock the
vehicle in Park.
T/F - Correct Answer- false
A stator is used in a simple fluid coupling to redirect the fluid.
T/F - Correct Answer- false
, The two types of fluid flow inside a torque converter are vortex and reverse.
T/F - Correct Answer- false
Technician A says the signals from the engine temperature sensor affect the application of the
converter clutch.
Technician B says at excessive fluid temperature the TCM will unlock the converter clutch.
Who is correct? - Correct Answer- both
While discussing amperage testing.
Technician A says power to the circuit is disconnected while testing.
Technician B says the ammeter is connected in series with the circuit if not using an inductive
clamp.
Who is correct? - Correct Answer- tech B
Technician A says in order to set a DTC the vehicle may have to be driven twice (tested
through two drive cycles).
Technician B says hydraulic or mechanical problems could be the cause of DTCs.
Who is correct? - Correct Answer- both
Technician A says a solenoid that typically has a resistance less than 20 ohms is an on/off
solenoid.
Technician B says that a solenoid that typically has a resistance between 20-40 ohms is a
variable force solenoid.
Who is correct? - Correct Answer- neither
Technician A says sealing rings that are made of cast iron are considered "hard parts".
Technician B says as part of the cleaning process to rinse the friction plates with water
thoroughly and dry with air.
Who is correct? - Correct Answer- neither
Technician A says that electrical components that are to be reused should be gently cleaned
externally in solvent.
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