Automotive Maintenance Flashcard

Front

A customer states that the left front tire loses air. Any of these could be the cause EXCEPT: Water in the lubricant, Twist the boot half a turn, Excessive run out in the wheel

Back

Tighten the lug nuts in a star pattern

Front

Brake fluid must meet minimum standards that are required by the:

Back

Department of Transportation (DOT)

Front

When installing a new filter in a transmission equipped with a filter, the:

Back

Seal should be lubricated with transmission fluid

Front

Which of these should be done when reinstalling the wheels on a vehicle after completing a brake service?
Options:
Loosen the lug nuts before lowering the vehicle,
Tighten the lug nuts in a star pattern,
Use an impact wrench to tighten the lug nuts quickly,
Loosen the lug nuts

Back

Tighten the lug nuts in a star pattern

Front

Who is right regarding the retrieval of diagnostic trouble codes (DTCs) from the PCM: Technician A says that after recording the DTCs, the freeze frame data should be reviewed before clearing the codes. Technician B says that the action of clearing the DTCs will turn off the malfunction indicator light (MIL)?

Back

A only

Front

A digital multimeter (DMM) reading of 450 mV is equal to:

Back

0.450 volts

Front

A vehicle's battery prematurely fails. A charging system output test shows the generator (alternator) is producing a constant 16.0 volts. This could indicate a failed:

Back

Voltage regulation

Front

While performing a cylinder leakage test, the technician hears air coming out of the exhaust pipe. Technician A says that a burned exhaust valve could be the cause. Technician B says that a leaking head gasket could be the cause. Who is right?

Back

A only

Front

During turns, clear water drips out from under the dash onto the passenger side floor. Technician A says that a leaking heater core could be the cause. Technician B says that a clogged evaporator drain could be the cause. Who is right?

Back

B only

Front

The limited-slip rear axle assembly of a vehicle has multiple oil leaks. Technician A says that using the incorrect type of fluid could be the cause. Technician B says that a plugged axle vent could be the cause. Who is right?

Back

Both A and B