Engine Repair
Which of the following creates a flapping sound near the front of the engine?
A. Timing belt tension too tight
B. Drive belt too tight
C. Drive belt too loose
D. Timing belt tension too loose
D. Timing belt tension is too loose.
A bulge in the tread of a tire could indicate
A. a broken belt in the tire
B. the tire is over inflated
C. the shocks are worn out
D. the wheel is bent
A. a broken belt in the tire
If a front wheel has radial movement but the wheel bearings pass inspection, what would be the most likely cause?
A. worn ball joint
B. faulty tie rod end
C. worn idler arm
D. faulty pitman arm
A. worn ball joint
A spongy brake pedal may be caused by:
A. ABS Diagnostic Trouble Code set
B. Frozen caliper piston
C. Defective metering valve.
D. Air in hydraulic system
D. Air in hydraulic system
A technician accidentally scratches the dash on a customer's vehicle. The technician should
A. take the vehicle to a body shop
B. use touch-up paint to cover the scratch
C. return the vehicle to customer
D. ask the service consultant to call the customer
D. ask the service consultant to call the customer
The shock, strut, and ______ combination is known as the McPherson strut design.
A. tie rod end
B. idler arm
C. spring
D. torsion bar
C. spring.
How much play should a tie rod end have?
A. none
B. 0.010 inch
C. 0.020 inch
D. 0.025 inch
A. none
When a front inner-wheel bearing is pitted on a rear wheel drive vehicle, the technician should replace the bearing, race, and
A. drum
B. seal
C. axle
D. idler arm
B. seal
Which of the following can cause a brake pedal to be too close to the floor while stopping?
A. worn brake rotors and pads
B. the rear brakes are out of adjustment
C. brake fluid is low
D. parking brake does not fully release
B. the rear brakes are out of adjustment
If windshield wiper blades are $10. And a $30 oil change is 50% off, how much will the customer owe in total?
A. $40
B. $25
C. $20
D. $15
B. $25
The surface of the cylinder head has just been machined. What will have to be done to the valve train?
A. Lengthening the push rods
B. Increasing valve spring tension
C. Grinding the valve stems
D. Shim the head
C. Grinding the valve stems.
Under-inflation of a tire will cause excessive wear on the ______ of the tread.
A. center
B. sides
C. right side
D. left side
B. sides
Which of the following tools is used when measuring a brake rotor?
A. outside micrometer
B. inside micrometer
C. dail indicator
D. multimeter
A. outside micrometer
A power assist brake booster push rod that is to short will cause which of the following?
A. Excessive brake drag
B. Brake system to be inoperative
C. Excessive brake pedal travel
D. Brake light is illuminated
C. Excessive brake pedal travel
When putting out a fire involving oily rags, use a__________ fire extinguisher.
A. Class A
B. Class B
C. Class C
D. Class D
B. Class B
Which of the following steps is LEAST likely to be necessary when refilling a cooling system?
A. Bleeding the air out of the system
B. Mixing tap water and distilled water
C. Mixing the proper ratio of water to coolant
D. Check the radiator cap for proper fit
B. Mixing tap water and distilled water.
What causes outside edge wear on a tire?
A. over-inflation
B. under-inflation
C. positive camber
D. feathering
C. positive camber
In an evaporative system, the _____ stores fuel vapors.
A. purge solenoid
B. diverter valve
C. carbon canister or charcoal
D. PCV valve
C. carbon canister or charcoal
When performing a vacuum booster function test, you should begin by pumping the brake pedal several times _______________.
A. with the engine off
B. with the engine running
C. with the vacuum hoses removed
D. while driving the vehicle slowly
A. with the engine off
The service charge for a job that requires 42 minutes at $60.00 an hour would equal
A. $28.50
B. $34.40
C. $42.00
D. $72.10
C. $42.00
An engine is making a knocking sound that changes with RPM, and the noise disappears while a cylinder is being tested during the cylinder balance test.
Which of the following could be the cause?
A. Rod bearing
B. Main bearing
C. Piston Slap
D. Burnt valve
A. Rod bearing.
Which of the following causes the wheels to return to the straight-ahead position when coming out of a turn?
A. Camber angle
B. thrust angle
C. included angle
D. caster angle
D. caster angle
What type of solder is required to repair the instrument panel wiring?
A. Acid core
B. 60/40 with no flux
C. Rosin core
D. 50/50 with acid paste flux
C. Rosin core
Which of the following is caused by a defective power brake booster?
A. Low brake fluid
B. Excessive stopping distance
C. Air in the system
D. Seized wheel cylinder
B. Excessive stopping distance
A material safety data sheet (MSDS) provides information about first aid measures, stability, and reactivity, and
A. installation requirements
B. handling and storage
C. warranty details
D. material cost
B. handling and storage