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Exam (elaborations)
Heavy Duty Technician Practice Exam And 100% Correct Answers 2025-2026 Updated.
When installing camshaft gears where is it critical that the timing marks will be? - Answer They must face away from the camshaft 
 
If a Timing Chain in an engine has a chain deflection of how much of an inch it should be replaced? - Answer If it has a deflection of 0.50 of an inch 
 
What is the pitch of a metric micrometer? - Answer 0.5 mm 
 
A bio-degradable fluid must be able to have what percent of the base fluid broken down in a certain period of time? - Answer 70 ...
Exam (elaborations)
310T- Air System and Brakes Questions and All Correct Answers 2025-2026 Updated.
1. What will cause air to leak out of the relay valve with the park brake released and the 
service brake not applied? 
a. Ruptured service brake diaphragm. 
b. Ruptured Park/Emergency brake diaphragm. 
c. Faulty secondary reservoir blow-off valve. 
d. Parking/Emergency brake chamber pushrod seal leak. - Answer d. Parking/Emergency brake chamber pushrod seal leak. 
 
2. What will cause the wet tank air pressure to leak down overnight? 
a. A faulty air governor valve. 
b. A faulty one-way c...
Exam (elaborations)
310T Practice Exam #2 Questions and Answers 2025-2026 Graded to Pass.
Which of the following tools can be used to cut new external threads?! 
 A die 
 A thread pitch gauge 
 A tap 
 A thread chaser - Answer A die 
 
During a PM inspection a broken radiator fan shroud is noticed. Which of the following could cause this damage?! 
 Loose fan belts 
 A failed fan hub clutch 
 A broken engine mount 
 An out of balance fan assembly - Answer A broken engine mount 
 
During a PM inspection the steering wheel binds when turned. What could cause this condition?!...
Exam (elaborations)
310T fuel systems Final Exam and All Correct Answers 2025-2026 Updated.
Technician A says that EUIs are better than previous injectors because they have no injection lag caused by swelling pump lines and delivery valves. Technician B says that the use of electromagnetic solenoids by unit injectors produces injection delay. Who is correct? 
a. Technician A 
b. Technician B 
c. Both Technician A and Technician B 
d. Neither Technician A nor Technician B - Answer b. Technician B 
 
Technician A says that when setting unit injector adjustments during replacement, ...
Exam (elaborations)
310T Exam - Electronical and Electrical Systems Study Guide Exam with Actual Answers 2025-2026 Edition.
1. When trouble shooting an electrical engine or transmission, what else might be require? 
a. Test lamp 
b. Break out box 
c. Continuity tester 
d. Ohm meter - Answer b. break out box 
 
2. An electronically equipped vehicle over heats, the engine fan will no engage upon engine ECM 
request. What is likely the issue? 
a. Relay contacts burnt 
b. Open in the relay 
c. Solenoid open-circuit 
d. Solenoid seized - Answer b. open in the relay 
 
3. When performing a test on the stator, t...
Exam (elaborations)
310T Engine Systems Final Exam Questions and All Correct Answers 2025-2026 Updated.
What is the ratio between exhaust temperatures to air intake temperature 
 
a) 2:1 
b) 4:1 
c) 3:1 
d) 1:1 - Answer c) 3:1 
 
JWACs are capable of reducing air intake temperatures by ____________. 
 
a) 75°F 
b) 50°F 
c) 100°F 
d) 125°F - Answer c) 100°F 
 
ATAAC system cooling is affected by which variable? 
 
a) Surface area 
b) Road speed 
c) Ambient temperature 
d) All are correct - Answer d) All are correct 
 
There should not be a pressure drop of more than _______, ...
Exam (elaborations)
310s Study Questions – WPP Questions and Correct Answers 2026 Updated.
In Ontario, what is the acceptable variance from a written estimate? - Answer 10% 
 
Which part of a repair order authorizes the shop to proceed with the repairs - Answer The customer’s signature 
 
What is the first step in a logical diagnostic approach? - Answer Verify the problem exists 
	 
What is an undesirable substance that may result from a service operation? - Answer Hazardous waste 
 
High concentration of undesirable vapours, gases or solids in the form of du...
Exam (elaborations)
C of Q 310T Prep Questions and All Correct Answers (2025-2026) Graded A+.
1. What procedure should be followed before using a bench grinder? 
a) Dress stone and set rest with minimum clearance of 3 mm (1/8"). 
b) Dress stone and set rest with maximum clearance of 1.6 mm (1/16"). 
c) Set rest with minimum clearance of 3 mm (1/8") and dress stone. 
d) Set rest with maximum clearance of 1.6 mm (1/16") and dress stone. - Answer b) Dress stone and set rest with maximum clearance of 1.6 mm (1/16"). 
 
2. What should be inspected on a chain sling before ...
Exam (elaborations)
C of Q 310T Final Prep Exam with Guaranteed Pass Solutions 2025-2026 Edition.
1. Which of the following clutch components is a driven member?! 
a. clutch cover 
b. clutch friction disc 
c. intermediate plate 
d. pressure plate - Answer b. clutch friction disc 
 
2. Which of the following is not a part of the clutch cover assembly?! 
a. pressure spring 
b. release lever 
c. pressure plate 
d. adapter ring - Answer d. adapter ring 
 
3. Which of the following clutch components is splined to the input shaft of the transmission?! 
a. clutch friction disc 
b. press...
Exam (elaborations)
C of Q 310T Engine Prep Examination and Already Passed Solutions 2025-2026 Updated.
1. Which of the following accurately describes engine displacement?! 
a. Total piston swept volume 
b. Mean effective pressure 
c. Peak horsepower 
d. Peak torque - Answer a. Total piston swept volume 
 
2. Engine breathing in the two-stroke cycle is usually referred to as?! 
a. Inertial 
b. Scavenging 
c. Exhaust displacement - Answer b. Scavenging 
 
3. The tendency of an object in motion to want to stay in motion is known as?! 
a. Kinetic energy 
b. Dynamic friction 
c. Inertia 
d...
Exam (elaborations)
310T Practice Exam (2025-2026) Questions with Actual Answers.
1. The shift lever vibrates and produces a noise that is audible from the transmission only while 
under deceleration. What is the likely cause? 
a. Brinelled U-joints 
b. Slip joint lacks lubrication 
c. Defective clutch 
d. Driveline out of phase - Answer b. Slip jount lacks lubrication 
 
2. The surface contact area of a ring & pinion gearset is "centered" upon the gear teeth, but the 
gear-contact is too close to the top-land. What procedure is required in order to provide the 
c...
Exam (elaborations)
310T EXAM - ELECTRONICAL AND ELECTRICAL SYSTEMS | 113 QUESTIONS | WITH COMPLETE SOLUTIONS.
310T EXAM - ELECTRONICAL AND ELECTRICAL SYSTEMS | 113 QUESTIONS | WITH COMPLETE SOLUTIONS.
Exam (elaborations)
310T EXAM QUESTIONS AND ANSWERS WITH CORRECT SOLUTIONS LATEST TOP SCORE 2025
310T EXAM QUESTIONS AND ANSWERS WITH CORRECT SOLUTIONS LATEST TOP SCORE 2025 
 
 
310T EXAM QUESTIONS AND ANSWERS WITH CORRECT SOLUTIONS LATEST TOP SCORE 2025 
 
 
310T EXAM QUESTIONS AND ANSWERS WITH CORRECT SOLUTIONS LATEST TOP SCORE 2025 
 
 
310T EXAM QUESTIONS AND ANSWERS WITH CORRECT SOLUTIONS LATEST TOP SCORE 2025 
 
 
310T EXAM QUESTIONS AND ANSWERS WITH CORRECT SOLUTIONS LATEST TOP SCORE 2025
Exam (elaborations)
310T Practice Exam #2 Questions and Correct Answers/ Latest Update / Already Graded
310T Practice Exam #2 Questions and 
Correct Answers/ Latest Update / Already 
Graded
Exam (elaborations)
310T PRACTICE EXAM #2 2025 QUESTIONS AND ANSWERS
Which of the following tools can be used to cut new external threads?! 
A die 
A thread pitch gauge 
A tap 
A thread chaser - ANS A die 
During a PM inspection a broken radiator fan shroud is noticed. Which of the following could 
cause this damage?! 
Loose fan belts 
A failed fan hub clutch 
A broken engine mount 
An out of balance fan assembly - ANS A broken engine mount 
During a PM inspection the steering wheel binds when turned. What could cause this 
condition?! 
Excessive sector gear to b...
Exam (elaborations)
310T Practice Exam #2 (136 Q&A) 100% Verified| A+ Score.
310T Practice Exam #2 (136 Q&A) 100% Verified| A+ Score.
Exam (elaborations)
310T Exam Electronical And Electrical Systems With Correctly Detailed Solutions Graded A+ Latest 2025
310T Exam Electronical And Electrical Systems With Correctly Detailed Solutions Graded A+ Latest 2025
Exam (elaborations)
C Of Q 310T Prep Questions And Answers 100% Verified Graded A+ Latest 2025
C Of Q 310T Prep Questions And Answers 100% Verified Graded A+ Latest 2025
Exam (elaborations)
C Of Q 310T Prep Exam With Correct Answers Graded A+ Complete Solutions Latest Updated 2025
C Of Q 310T Prep Exam With Correct Answers Graded A+ Complete Solutions Latest Updated 2025
Exam (elaborations)
310T Practice Exam #2 Actual Questions Bank / Complete Accurate Quizzes With Verified Answers / 2025.
310T Practice Exam #2 Actual Questions Bank / Complete Accurate Quizzes With Verified Answers / 2025.