Ase a1 engine repair Study guides, Class notes & Summaries

Ase a1 engine repair quiz 1 questions and answers

ASE A1 Engine Repair Exam Review Solution 2024 The reading on the outside metric micrometer in the illustration above indicates:? - ANS-6.50 mm When removing and replacing piston rings on a cast aluminum alloy piston, the technician should? - ANS-Use the new ring and a feeler gauge to measure piston ring groove clearance During a cylinder power balance test on a COP ignition system, the RPM drop of the #5 cylinder is less than the others. All of the following will cause this test result EX...

ASE Certification A1 - Engine Repair Questions And Answers An engine miss is being diagnosed using a cylinder leakage test. Technician A says that any clinder with over 20 percent leakage has excessive leakage. Technician B says that air leaking from the tailpipe indicates a cracked cylinder head. Who is right? - ANS-Technician A only. If cylinder leakage exceeds 20 percent, check for air escaping from the tailpipe, the positive crankcase ventilation (PVC) valve opening in the rocker ar...

A compression test shows that one cylinder is too low. A leakage test on that cylinder shows that there is excessive leakage. During the test, air could be heard coming from the tailpipe. Which of the following could be the cause? A. Broken piston rings B. Bad head gasket C. Bad exhaust gasket D. An exhaust valve not seating - ANSWER-The correct answer is D. If an exhaust valve is not seating, air will leak from the combustion chamber by way of the valve out to the tailpipe and make an audib...

ASE A1 Test Prep – Engine Repair - Questions, Answers and Explanations Technician A says that a defective harmonic balancer can cause inaccurate ignition timing readings. Technician B says that a defective harmonic balancer can cause a broken crankshaft. Who is right? A. Technician A only B. Technician B only C. Both A and B D. Neither A or B Both technicians are right. The outer ring on a defective harmonic balancer can slip, causing inaccurate ignition timing readings. A broken crankshaft c...

ASE A1 (Engine Repair) Practice Test – Cumulative (Solved)

an engine miss is being diagnosed using a cylinder leakage test. Technician A says that any cylinder with over 20% leakage has excessive leakage. Tech B says that air leaking from the tailpipe indicates a cracked cylinder. A only, B only, A & B, Neither . - ANSWER-A only: If cylinder leakage exceeds 20%, check for air escaping the tailpipe, the PCV valve opening in the rocker arm cover, and the top of the throttle body or carburetor. Air leaking from the tailpipe usually indicates...

An engine miss is being diagnosed using a cylinder leakage test. Technician A says that any cylinder with over 20% leakage has excessive leakage. Tech B says that air leaking from the tailpipe indicates a cracked cylinder. A only, B only, A & B, Neither . - correct answer A only: If cylinder leakage exceeds 20%, check for air escaping the tailpipe, the PCV valve opening in the rocker arm cover, and the top of the throttle body or carburetor. Air leaking from the tailpipe usually i...

A compression test shows that one cylinder is too low. A leakage test on that cylinder shows that there is excessive leakage. During the test, air could be heard coming from the tailpipe. Which of the following could be the cause? A. Broken piston rings B. Bad head gasket C. Bad exhaust gasket D. An exhaust valve not seating - The correct answer is D. If an exhaust valve is not seating, air will leak from the combustion chamber by way of the valve out to the tailpipe and make an audible ...

an engine miss is being diagnosed using a cylinder leakage test. Technician A says that any cylinder with over 20% leakage has excessive leakage. Tech B says that air leaking from the tailpipe indicates a cracked cylinder. A only, B only, A & B, Neither . - correct answer -A only: If cylinder leakage exceeds 20%, check for air escaping the tailpipe, the PCV valve opening in the rocker arm cover, and the top of the throttle body or carburetor. Air leaking from the tailpipe usually ...