1-4

Which ASE certification category qualifies transit bus technicians

B-Series

Technician A say s that most OEM recommend the use of aftermarket diesel fuel conditioners for winter operation. Technician B says that diesel fuel refiners adjust the diesel fuel to perform in winter tempertatures?

Both A and B

Which API diesel engine oil classification is quired when the engine is equipped with a diesel particulate filter (DPF)?

CJ-4

what is another way of saying'computer controlled

Celectronically managed

What is the minimum truck class rating required to haul a load or 34,000 pounds?

Class 8

Which of the following would be justification for deadlining a vehicle?

Evidence of a drivetrain problem that could prevent it from completing the trip safety related mechanical defect that could result in an accident Excessively worn brake linings

Which organization is responsible for defining OOS criteria?

FMVSs

How is the wheel base measured on a tandem axle truck?

From the center of the front tire to the centerline of the tandem bogie

Which of the following truck chassis components would represent thheaviest load on the elecrical stem?

Heater fan

following terms describes a trucking operation that runs goods from terminal to terminal

Linehaul

While greasing a U-joint cross, grease exits from only 3 of the four trunnion seals. What should you do first?

Loosen the journal cap over the affected trunnion and try again

Which of the following are used to determine maintenance scheduling by fleet managers?

Miles traveled Prognostic software profiles Engine or chassis hours

Which of the following condtiins are reasons to OOS deadline a vehicle for tire defects?

Mixing radial ply on sane axle, sidewall is xut exposinf causinf ply, threat deapth measures 1/32 inch in two grooves

Technician a says the any crack in the windshield exceeding 18 inch and link constitutes a CVSA a space OOS deadline. Technician B says that a discoloration of the windshield anywhere in the wiper sweep is a reason for dead lining. Who is correct?

Neither a Or b

Which of the following acronyms is used to describe the overall length of a tractor-semi trailer combination?

OAL

When checking the loop level in a standard transmission which of the following would indicate that the Oil level was correct?

Oil level is exactly level with the Fill hole

If you see evidence of welding on a trailer pintle hook on specked in the trailer what should you do?

Oos deadline the vehicle

Wh ich of type of antifreeze mixture should never be diluted with water?

Premixed extended life coolant ELC

When a spring pin fails to take grease and you know the zerk fitting to be functional. which of the te should you do first?

Remove and inspect the spring pin

Which type of PMI would require the most detailed inspection and service routine?

Schedule c

When using either to cold start engine what can result if you spray either into the air intake system for three continuous seconds?

Serious engine damage

standard 6X4 highway tractor is converted from duals to wide base singles on the drive axles, how mary tires would the unit have in total?

Six

Well you are inspecting a cast spoke wheel on a heavy duty truck you observe polished areas on the other side of the logs. Which of the following is a likely problem?

Slipping rim

Which ASE certification test qualifies truck technicians to work air brake systems?

TS

Technicial a says that fastmainf is pm management software that can manage scheudling of pmis for a fleet. Tech b says that there are a nhmber of differnr pm software programs that track, flag, and schedule truck fleet mainetnance. Whos is correct?

Tech a and tech b

Technician B says that when voltage regulators are set at a voltage Technician A says that the voltage regulator on many current linehaul trucks is set for a maximum 13.8 volts. exceeding 14.0 volts, light bulblif is shortened. Who is correct?

Technician A only

Technician A says that most current Class 8 trucks use power-assisted steering. Technician B says that rack and pinion steering is recent introduction in trucks. Who is correct?

Technician A only Both A and B Technician B only

Technician a place of his finger over the breather hole when increasing the propeller shaft spline. Technician B says that to properly grease fifth wheel pivot pins want to tractors a couple to a trailer the weight on the fifth wheel should be relieved for cranking up the dolly legs. Who is correct?

Technician b only

Technician a says the EP lube should be used in differential carriers with high Boyd gearing. Technician B says the APIGL5 flu is suitable for use the most truck differential carriers. Who is correct?

Technician b only

Technician A says that an electric motor can be used to pump the lube i in an (ACLS). Technician B says that some ACLS use air pressure to circulate the lube. automatic W is correct?

Technician only Both A and B Technician B only

If what is known as a standard 16-wheeler has its duals replaced by wide-base singles throughou herizg what would be the total number of tires?

Ten

Who is required to perform a driver post-trip inspection?

The driver

Which of the following trailer chassis systems usually represents the highest maintence costs?

Tires

What do EG, PG, and ELC all have in common?

Types of antifreeze

Which component is used in drivelines to allow torque transfer between two drive components on different planes?

U-joints

Which of the following components couples a trailer to a tractor fifth wheel?

bazooka

Which of the following would represent the Oos specification for maximum permitted play at a fifth wheel pivot pin and bracket?

c1/2 inch

Which of the following is not mounted on an axle?

fifth wheel

Which of the following components is used to transfer torque from the transmission to the driveshaf?

final drive carrier

Which of the following would result when a diesel fuel is cooled to s cloud point?

forms wax crystals that can plug filters

What happens when ethylene glycol (EG) is mixed with water at a ratio exceeding 68:327

freeze point temperature decreases

What is another way of describing a zerk fitting?

grease nipple

Which of the following is a major advantage of truck air suspension system?

improved ride greater driver comfort adjusts from loaded to unloaded states

Which of the following is NOT a type of vehicle retarder?

kingpin lock

Which type ofdrive axle tires can be used to increase traction on slippery surfaces ?

lugs

Which of the following occupations in the truck service industry has an ASE certification test?

medium/heavy duty parts specialist

Which of the following may help prevent air system components from freezing in cold temperature conditions without damaging them?

methyl alcohol/methyl hydrate

W hen you test antifreeze with litmus paper, what are you measuring?

nitrate protection level

what is the front of a trailer sometimes known ?

nose

What is another way of describing an independent trucker?

owner-operator

Which of the following types of clutches are used in heavy-duty truck powertrains?

pull-type two-plate push-type all of the above

What is the advantage of using two or three countershafts in a heavy-duy heavy-duty truck truck tanmisin transmission?

splits torque reducing stress on gears

a technician holds ASE T5 certification, what is he or she certified to work on?

suspension and steering systems

Which of the following correctly describes GVW?

weight of the vehicle and its load

Approximately what percentage of total freight volume is handled by truck nationwide?

80 %

Which of the following gear lube classifications would be appropriate for use in most c current truck differential carriers?

API GL-5

Which of these organizations conducts a certification program for truck technicians?

ASE

ao Which of the folwing accounts for an increase in auviliary HVAC gysems on late model trucks?

Anti-idling legislation in some areas

Which of the following truck brand names is owned by Paccar?

Kenworth

How many tires would be found on a typical tandem drive, highway tractof?

10

which or the GVW categories would a Class 6 truck be rated at ?

19,501-26,000 Gvw

Ifa truck is described as a tandem drive, highway tractor, how many axles does it have?

2

What is the minimum tread depth permitted on any two adjacent tread grooves before a classified OOS?

2/32 inch

is the maximum number of forward gear ratios that have been used in highway heavy-duty transmissions?

20

What should be regarded as the maximum allowable stroke for a standard type 30, clamp-type brake chamber?

3/4"

what temperature will a completely discharged battery freeze at?

32 degrees Fahrenheit

Which of the following truck configurations has a single drive axle?

4x2

Which of the statements about brake systems used on heavy-duty trucks is NOT TRUE?

Disc brakes are not suitable for use on trucks

On which of the following maintenance documents does the driver have input to?

Driver inspection report