ASE Certification A1 - Engine Repair Questions And Answers
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 arm cover, and the top of the throttle body or carburetor. Which of the following steps is the technician LEAST likely to perform when pressing the wrist pin into the piston and connecting rods? -Align the bores in the piston and connecting rod -Heat the small end of the rod -Make sure that position marks on the piston and connecting rod are oriented properly -Heat the wrist pin - ANS...
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- June 12, 2024
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- Questions & answers