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Examen
A8 Engine Performance Practice Test Questions with 100% Correct Answers
D. The PCV valve should rattle when shaken back and forth. When the thumb is placed over the end of the PCV valve with the engine idling, the plunger should snap back. A water manometer can be used to check the crankcase for vacuum at idle. No blowby test is performed on the PCV system. All of the following are tests performed on the PCV system EXCEPT: A. The rattle test B. The snap- back test C. Crankcase vacuum test D. Blowby test C. Faulty secondary ignition components are common c...
twishfrancis
Examen
A8 Engine Performance Test Questions with 100% Correct Answers
During a leak down test, air could be heard coming from the tail pipe. An exhaust valve not sealing When a cylinder head with an overhead camshaft is discovered to be wrapped, what is the repair option? check for cracks, straight in the head, and then surface the head Rack and pining inspection while in normal running position, movement is felt between the tie rod stud and the socket while the tire is moved in and out Torsion bars, exception are not interchangeable blue grey smoke is...
twishfrancis
Examen
Engine Performance ASE A8 Review Questions with Answers
What are the key components in an EVAP system? Fuel Tank, gas cap, lines/hoses, and charcoal canister Catalytic Converter: Oxidizes NOx into CO and HC When testing a connector what is an acceptable reading? a.) 1V from ground side b.) 1V from positive/reference side c.) .5V from at each connector d.) 1.5v from sensor harness C An oxygen sensor is reading 400mv, what would this indicate lean condition What increases NOx emissions? High combustion temperatures You have examined ...
twishfrancis
Examen
ASE A8 Engine Performance Study Questions with Correct Answer
Proper Engine Performance -Emission levels that are allowances and good fuel economy, that all depend on a quality. -Well timed spark, fuel, air, and compression are factors that determine the quality. -No matter how complicated the engine and its controls become, it will always depend on those 4 components. Factors to consider when diagnosing engine performance problems -diagnosis should be addressed in a logical manner, using the process of elimination -question the driver on the symptom...
twishfrancis
Examen
ASE A8 Engine Performance Practice Questions with Correct Answers
what component keeps the crankshaft and cam shaft sychronized timing chain or belt what component o the cooling system holds heat in the engine until it reaches normal operating conditions thermostat what exhaust component reduces pollutants catalytic converter what lubricating system component circulates oil throughout the system oil pump what air induction system component contains a trhottle plate that controls engine speed throttle body what air induction system component carr...
twishfrancis
Examen
ASE-A8 Engine performance GRADED A+
ASE-A8 Engine performance GRADED A+
hurryben
Examen
ASE-A8 Engine performance Latest 2023 Already Passed
If the compression is 5 psi and the oem spec is 140 psi, what most likely is the cause? A, worn piston ring. B, burnt valve. Both A and B What most likely is the cause if the compression doesn't go up during a wet compression test? A, burnt valve. B, worn piston ring. A What most likely is the cause if the compression goes up during a wet compression test? A, burnt valve. B, worn piston ring. B 2. Blue smoke is coming from the exhaust pipe of a vehicle, what most likely is the cause? ...
UNLIMITEDPAPERS
Examen
ASE-A8 Engine performance Latest 20023 Already Passed
ASE-A8 Engine performance Latest 20023 Already Passed If the compression is 5 psi and the oem spec is 140 psi, what most likely is the cause? A, worn piston ring. B, burnt valve. Both A and B What most likely is the cause if the compression doesn't go up during a wet compression test? A, burnt valve. B, worn piston ring. A What most likely is the cause if the compression goes up during a wet compression test? A, burnt valve. B, worn piston ring. B 2. Blue smoke is coming from the exhaust...
BrilliantScores
Examen
ASE-A8 Engine Performance Test | 50 Questions with 100% Correct Answers | Verified | Updated 2023
If the compression is 5 psi and the oem spec is 140 psi, what most likely is the cause? A, worn piston ring. B, burnt valve. - Both A and B What most likely is the cause if the compression doesn't go up during a wet compression test? A, burnt valve. B, worn piston ring. - A What most likely is the cause if the compression goes up during a wet compression test? A, burnt valve. B, worn piston ring. - B 2. Blue smoke is coming from the exhaust pipe of a vehicle, what most likely is the ca...
Tulloch