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

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

C 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.

D 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.

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

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

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

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

3.

A Answer A is wrong. Automatic transmissions use poppet valves.

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

C Answer C is wrong. Automatic transmissions use spool valves.

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

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

B 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.

C Answer C is wrong. Technician B is correct.

D Answer D is wrong. Technician B is correct.

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

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

C Answer C is wrong. Technician A is correct.

D Answer D is wrong. Technician A is correct.