1.

Answer A is wrong. An ohmmeter can be used to diagnose an analog TR Sensor.

Answer B is wrong. A neutral safety switch can prevent a vehicle from starting.

Answer C is correct. Both Technicians are correct. An ohmmeter can be used to diagnose an analog TR
Sensor. A neutral safety switch can prevent a vehicle from starting.

Answer D is wrong. Both Technicians are correct. A neutral safety switch can prevent a vehicle from
starting. An ohmmeter can be used to diagnose an analog TR Sensor.

Return     Learn more about Transmission Range Sensors.
2.

Answer A is wrong. The most likely answer is the transmission pump.

Answer B is correct. A bad transmission pump makes a whining noise that increases with engine speed
while in park or neutral.

Answer C is wrong. A bad output shaft tends to makes noise only when the transmission is in gear.

Answer D is wrong. The most likely cause is the transmission pump.

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4.

Answer A is wrong. The transmission control module uses inputs from the ECT, MAF, VSS, TPI etc.

Answer B is correct. The MAF (mass air flow) sensor provides information about engine load to the TCM
(transmission control module) and is important for shift control.

Answer C is wrong. Technician B is correct.

Answer D is wrong. Technician B is correct.

Return     Learn more about MAF Sensors.
5.

Answer A is correct. Light brown  transmission fluid is caused by oxidation and overheating.

Answer B is wrong. Screen-type filters may be cleaned and reused.

Answer C is wrong. Technician A is correct

Answer D is wrong. Technician A is correct

Return     Learn more about ATF Automatic Transmission Fluid.
A-2 Automatic Transmissions
Practice Test Answers
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3.

Answer A is wrong. Automatic transmissions use poppet valves.

Answer B is correct. Automatic transmissions do not use four-way valves.

Answer C is wrong. Automatic transmissions use spool valves.

Answer D is wrong. Automatic transmissions use check ball valves.


Return     Learn more about the automatic transmission valve body.
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An ASE Study Guide for the Automotive Technician