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Tech A says that when diagnosing a problem with a fan, a digital volt-ohmmeter (DVOM) may need to be used. Tech B says that a mechanical fan with a viscous clutch cannot fail. Who is correct?

35f_gauge3.jpg What is the technician adjusting in the photo?

 4-29 TXV SYS for test(4).jpg Refer to the figure above. Technician A says that the refrigerant at point 5 is a low pressure vapor. Technician B says  that the refrigerant at point 4 is a high pressure vapor. Who is correct?

Technician A says that a bidirectional scan tool may be used to control the mode doors. Technician B says that a positive pressure is usually maintained within the passenger compartment. Who is correct?

The A/C compressors on hybrid vehicles have _____colored wires and wire harness covers to indicate they carry high voltage.

Two technicians are discussing TVX operation. Technician A says that if the TVX was stuck open, the high-side pressure would be high and the low-side pressures would be low. Technician B says that if the TVX was stuck open, the high-side pressures would be low and the low-side pressures would be high. Who is correct?

The cooling system component that transfers the heat from the coolant to the air is called the:

In an orifice tube type AC system, an undercharge of refrigerant in a system will cause:

Unloaded performance test is being performed. The low side pressure is 25 psig. The center vent temperature is ________ oF UPerfTestSm.jpg [BLANK-1]

The compressor changes a low-pressure vapor to