26 Chapters
TEST-BANK for
Advanced Engine Performance Diagnosis
4th Edition
Author(s): Halderman
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Sample Questions
  • Technician A says a slowly cranking engine is usually due to low battery voltage. Technician B says ...
  • Technician A says a rich exhaust could be caused by a hole in the rubber diaphragm of the ...
  • Technician A says a vacuum leak and lean air-fuel mixture can cause a rough idle or stalling. ...
  • Technician A says poor fuel economy can be caused by a defective thermostat. Technician B says a ...
  • Technician A says poor fuel economy is usually due to an excessively lean air-fuel mixture. ...
  • Technician A says a defective TP sensor can cause the engine to hesitate during acceleration. ...
  • Dirt can affect all of these sensors, EXCEPT:
  • The chemical abbreviation CO stands for which of these and is formed during the combustion process ...
  • Technician A says any fault in the cooling system can cause an increase in engine operating ...
  • Technician A says a rough idle on a fuel-injected engine can be caused by dirty throttle plates. ...
  • All of the gases are measured in percentages, EXCEPT:
  • Technician A says a stretched (worn) timing chain can cause the engine to lack power at slow speeds. ...
  • Engine cranking vacuum should be which of these ranges:
  • Technician A says excessive NOx exhaust emissions can be due to a defective PCV valve. Technician B ...
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