tires
Profile is another name for a tires ____________
aspect ratio
when should tire pressure be checked (hot or cold)
cold
what does the number 8.8 indicate on a metric bolt
tensile strength or grade
what does the 1st character in a vin represent
country of origin
Which of the following statements about safety glasses is true?
a. They should offer side protection
b. The lenses should be made of a shatterproof material
c. Some service operations require additional eye protection to be worn with safety glasses
d. All answers are correct
all correct
Where does an overinflated tire show its wear?
in the center of the tire
Indirect tire pressure monitoring systems use information from _____ to detect low tire pressure.
abs sensor (wheel speed)
What do the hash marks on the head of a fractional bolt indicate?
tensile strength or grade
The VIN number includes all the information listed below EXCEPT:
a. model tear c. manufacturer
b. engine type d. vehicle weight
d vehicle weight
Federal Right-to-Know laws concern ______.
a. auto emission standards
b. hazards associated with chemicals used in the workplace
c. employee benefits
d. hiring practices
b. hazards associated with chemicals used in the workplace
A tire that wobbles from side to side is said to have ______. a lateral runout
b radial runout
lateral runout
Profile is another name for a tire’s ______.
aspect ratio
explain 3/8 -16 x 3 bolt
3/8 diameter
16 threads per inch
3 in inches long
The tenth character in the VIN is the _____.
a. manufacturer c. model year
b. engine family d. body type
c model year
Before replacing a serpentine belt ______.
a. cut the old belt with a razor blade to make the job easier.
b. measure the belt tension with a belt tension gauge so that the new belt can be retensioned to the original tension.
c. remove the fan and water pump.
d. locate the belt routing diagram on the underhood decal or shop manual; if none is found draw your own
locate the belt routing diagram on the underhood decal or shop manual; if none is found draw your own
Technician A says the proper inflation pressure is printed on the tire sidewall. Technician B says the proper inflation pressure is listed on the tire placard on the driver’s door jamb. Who is correct?
Technician b
how wide is a 215 65 r 15 tire
215 mm
what is the term used for strength of a bolt
grade
A dial caliper is accurate to _____ inch.
a. .0001 c. .002
b. .001 d. .010
.001
For every 1 pound of pressure put on engine coolant, the boiling point of the coolant is raised about _____ degrees Fahreheit degrees (_____ degrees Celsius).
a. 2, 1.1 c. 4, 2.2
b. 3, 1.7 d. 5, 2.8
b
A tire that shows maximum wear on the outside edges of the tread while showing little or no wear in the center of the tread was probably caused by ______.
underinflation
Technician A says the tire pressure sensor is a single unit with a built-in battery that measures tire pressure and temperature and transmits a signal and ID number for that particular tire. Technician B says the system does not require a relearn procedure after tires have been rotated or replaced because it knows the ID of each tire. Who is correct?
Tech A Only
explain m10-1.5 x 40
10= dialmeter
1.5 - pitch
40 mm long
What type of wrench should be used to loosen or tighten brake lines or tubing fittings?
a. open-end c. combination
b. box-end d. flare nut
flare nut
A cold-cranking amperes (CCA) rating specifies the minimum amperes available at _____ degrees Fahrenheit.
a. 50 c. 0
b. 32 d. 50
c 0