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WorksheetsAutomotive Practice Test 1
Total questions: 20
Worksheet time: 3hrs 20mins
What is the purpose of the radiator cap?
keeps coolant warm for heater core
increases flow of coolant
increases boiling point of coolant
All the above
If there is a red fluid under your vehicle, where does it come from?
transaxle
radiator
brake lines
Transmission
The standard color of the connector of vehicles with SRS (supplemental restraint system) is yellow.
True
False
The (a) (2 words) is located between the evaporator and condenser.
What happens if a wheel speed sensor fault is set in the ABS control module?
the ABS and the basic brakes become inoperative
the malfunction indicator lamp illuminates
the ABS warning lamp illuminates
the pedal pulsates during braking
What is this tool?
radiator
thermometer
coolant pressure tester
thermostat
When running an engine vacuum test you get 18inches of vacuum. What does this mean?
normal condition
crossed spark plug wires
broke timing belt
ad brake booster
A vehicle has a low spongy brake pedal. Which of these is most likely to result in this condition?
seized sliding pins
low brake fluid
Worn brake pads
Air in the hydraulic system
Dot3 brake fluid is silicone based?
True
False
This tool is used to check the temperature of the engine.
True
False
A vehicle pulls to the left only when the brakes are applied. This condition is MOST likely caused by:
A seized left front caliper
A restriction in the left front brake line
Leaking master cylinder cup seals
A seized right front caliper
A vehicle blows blue gray exhaust from its tailpipe at all times. The MOST likely cause of this condition is:
Worn piston rings
Blown head gasket
A lean fuel condition
A leaking fuel injector
If a technician reversed the leads of a digital voltmeter on a 12-volt circuit the readout would show:
(a)
A vehicle with front disc brake shudders when the brakes are applied. Which of these could be the cause?
worn disc pads
a leaking grease seat
warped brake rotors
a tight wheel bearing
All of these are part of a work order EXCEPT?
V.I.N number
Address of owner
vehicle manufacture date
Date of birth
A diode is the electronic device that allows current to flow only in one direction.
True
False
How many amps will flow through a circuit with 3.3 OHMs of resistance if 14.0 volts are applied?
(a)
What is the order of the four strokes of a gasoline engine? (4 words only)
(a)
A car battery is being diagnosed for a dead battery after sitting overnight. The battery is two weeks old. Which is the right diagnostic test?
starter solenoid test
Parasitic draw test
Battery fuse test
voltage drop test
10.9 is stamped on the top of a bolt head, what does this number stand for?
thread pitch
strength
length
diameter
