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Engine Performance Level 1

AUTO 108

Engine Performance Level 1

AUTO 108

Course Description

Introduces basic fuel, emissions and electronic control of today’s modern vehicles. Practices NATEF tasks to MLR (maintenance and light repair) level related to engine performance systems.(45-27)

Outcomes and Objectives

Complete general Engine Performance related Level 1 NATEF tasks as listed below.

Objectives:

  • Research applicable vehicle and service information, vehicle service history, service precautions, and technical service bulletins.
  • Perform engine absolute (vacuum/boost) manifold pressure tests; determine necessary action
  • Perform cylinder power balance test; determine necessary action.
  • Perform cylinder cranking and running compression tests; determine necessary action.
  • Perform cylinder leakage test; determine necessary action.
  • Verify engine operating temperature.
  • Remove and replace spark plugs; inspect secondary ignition components for wear and damage.

Complete Level 1 NATEF tasks related to Computerized Engine Controls as listed below.

Objectives:

  • Retrieve and record diagnostic trouble codes, OBD monitor status, and freeze frame data; clear codes when applicable.
  • Describe the importance of operating all OBDII monitors for repair verification.

Complete Level 1 NATEF tasks related to Fuel, Air Induction, and Exhaust Systems as listed below.

Objectives:

  • Replace fuel filter(s).
  • Inspect, service, or replace air filters, filter housings, and intake duct work.
  • Inspect integrity of the exhaust manifold, exhaust pipes, muffler(s), catalytic converter(s), resonator(s), tail pipe(s), and heat shields; determine necessary action.
  • Inspect condition of exhaust system hangers, brackets, clamps, and heat shields; repair or replace as needed.
  • Check and refill diesel exhaust fluid (DEF).

Complete Level 1 NATEF tasks related to Emissions Control Systems as listed below.

Objectives:

  • Inspect, test, and service positive crankcase ventilation (PCV) filter/breather cap, valve, tubes, orifices, and hoses; perform necessary action.