ASE Medium-Heavy Truck Certifications 2

Question 1

Which ASE Medium/Heavy Truck test covers diesel engine fuel and air induction systems?

Accepted Answer

T2

Answer

T1

Answer

T4

Answer

T6

Question 2

A technician must earn which credential to become an ASE Master Medium/Heavy Truck Technician?

Accepted Answer

Pass T1 through T8

Answer

Pass any five truck tests

Answer

Pass T1 through T6

Answer

Pass T2 and T4 only

Question 3

What is the primary purpose of a diesel engine's EGR system?

Accepted Answer

Reduce NOx emissions

Answer

Increase fuel pressure

Answer

Boost turbo speed

Answer

Cool the transmission

Question 4

On an air brake system, what component stores compressed air for service braking?

Accepted Answer

Reservoir tank

Answer

Governor

Answer

Air dryer

Answer

Slack adjuster

Question 5

Which test in the truck series addresses Electrical/Electronic Systems?

Accepted Answer

T6

Answer

T3

Answer

T5

Answer

T8

Question 6

A driver reports the air dryer is cycling constantly. What is the most likely cause?

Accepted Answer

A leaking air system

Answer

Low engine oil

Answer

A bad alternator

Answer

Worn brake shoes

Question 7

What does the governor control on a truck air brake system?

Accepted Answer

Compressor cut-in and cut-out pressure

Answer

Brake chamber stroke

Answer

Trailer sway

Answer

Steering effort