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Automobile Engine Performance (A8) Test — Information & Free Practice

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Automobile Engine Performance (A8) Test

Provider
National Institute for Automotive Service Excellence
Format
Multiple-choice computer-based certification test
Exam questions
Total questions: 60; Scored questions: 50; Unscored questions: 10; The total includes the scored and unscored questions.
Time limit
75 mins
Examination outline
  • General Diagnosis (24%)
  • Ignition System Diagnosis and Repair (16%)
  • Fuel, Air Induction and Exhaust Systems Diagnosis and Repair (18%)
  • Emissions Control Systems Diagnosis and Repair (16%)
    • Positive Crankcase Ventilation
    • Exhaust Gas Recirculation
    • Secondary Air Injection (AIR) and Catalytic Converter
    • Evaporative Emissions Controls
  • Computerized Engine Controls Diagnosis and Repair (26%)
Examination sources

Related license preparation

This examination may be required or accepted as an alternative, depending on the license and application pathway.