ASE A8 Domain 5: Computerized Engine Controls Diagnosis and Repair Welcome to your ASE A8 Domain 5: Computerized Engine Controls Diagnosis and Repair 1. ASE A8: Computerized Engine Controls Diagnosis and Repair Which sensor is primarily responsible for determining the engine's air intake temperature? A. Throttle position sensor (TPS) B. Manifold absolute pressure sensor (MAP) C. Mass airflow sensor (MAF) D. Intake air temperature sensor (IAT) None 2. ASE A8: Computerized Engine Controls Diagnosis and Repair What is the purpose of the Engine Control Module (ECM) or Powertrain Control Module (PCM) in a computerized engine control system? A. To control the air conditioning system B. To manage the vehicle's suspension C. To monitor and regulate engine performance D. To adjust tire pressure None 3. ASE A8: Computerized Engine Controls Diagnosis and Repair Which component is responsible for regulating the amount of air entering the engine, based on driver input, in a computerized engine control system? A. Mass airflow sensor (MAF) B. Idle air control valve (IA C. C) Throttle position sensor (TPS) D. Oxygen sensor (O2 sensor) None 4. ASE A8: Computerized Engine Controls Diagnosis and Repair Which type of fuel injection system typically uses a camshaft-driven mechanical pump to deliver fuel to the injectors? A. Port fuel injection (PFI) B. Direct fuel injection (DFI) C. Sequential fuel injection (SFI) D. Mechanical fuel injection (MFI) None 5. ASE A8: Computerized Engine Controls Diagnosis and Repair In a computerized engine control system, what does the acronym "ECU" stand for? A. Engine Control Unit B. Electronic Control Unit C. Emission Control Unit D. Exhaust Control Unit None 6. ASE A8: Computerized Engine Controls Diagnosis and Repair What type of sensor measures the rotational speed of the engine's crankshaft and is crucial for determining ignition timing? A. Camshaft position sensor (CMP) B. Mass airflow sensor (MAF) C. Crankshaft position sensor (CKP) D. Oxygen sensor (O2 sensor) None 7. ASE A8: Computerized Engine Controls Diagnosis and Repair Which component in a computerized engine control system is responsible for regulating the idle speed of the engine? A. Mass airflow sensor (MAF) B. Oxygen sensor (O2 sensor) C. Idle air control valve (IAC) D. Throttle position sensor (TPS) None 8. ASE A8: Computerized Engine Controls Diagnosis and Repair What is the primary purpose of the oxygen sensor (O2 sensor) in a computerized engine control system? A. To measure exhaust gas temperature B. To monitor engine coolant temperature C. To detect the oxygen content in the exhaust gases D. To regulate fuel pressure None 9. ASE A8: Computerized Engine Controls Diagnosis and Repair What does the term "knocking" or "pinging" refer to in the context of engine performance? A. Excessive exhaust emissions B. A misfiring cylinder C. Pre-ignition of the air-fuel mixture D. Fuel injection malfunction None 10. ASE A8: Computerized Engine Controls Diagnosis and Repair In a computerized engine control system, what component is responsible for controlling the ignition timing? A. Mass airflow sensor (MAF) B. Engine Control Module (ECM) or Powertrain Control Module (PCM) C. Idle air control valve (IAC) D. Throttle position sensor (TPS) None 11. ASE A8: Computerized Engine Controls Diagnosis and Repair Which term is used to describe the condition when the air-fuel mixture is too rich, leading to decreased engine efficiency and increased emissions? A. Detonation B. Pre-ignition C. Knocking D. Rich condition None 12. ASE A8: Computerized Engine Controls Diagnosis and Repair What does the acronym "TPS" stand for in a computerized engine control system? A. Throttle Position Sensor B. Turbo Pressure Sensor C. Temperature and Pressure Sensor D. Transmission Position Sensor None 13. ASE A8: Computerized Engine Controls Diagnosis and Repair Which sensor is responsible for monitoring the oxygen content in the exhaust gases and providing feedback to the engine control module? A. Mass airflow sensor (MAF) B. Crankshaft position sensor (CKP) C. Oxygen sensor (O2 sensor) D. Camshaft position sensor (CMP) None 14. ASE A8: Computerized Engine Controls Diagnosis and Repair Which type of sensor is commonly used to measure the rotational position of the camshaft in a computerized engine control system? A. Mass airflow sensor (MAF) B. Crankshaft position sensor (CKP) C. Camshaft position sensor (CMP) D. Oxygen sensor (O2 sensor) None 15. ASE A8: Computerized Engine Controls Diagnosis and Repair In a computerized engine control system, what component is responsible for regulating fuel delivery to the engine's cylinders? A. Fuel pump B. Fuel injector C. Throttle body D. Ignition coil None 16. ASE A8: Computerized Engine Controls Diagnosis and Repair What does the term "knocking" or "pinging" refer to in relation to engine performance? A. A misfiring cylinder B. Excessive exhaust emissions C. Detonation or pre-ignition of the air-fuel mixture D. Fuel pressure drop None 17. ASE A8: Computerized Engine Controls Diagnosis and Repair What component is responsible for distributing high-voltage electricity to the spark plugs in an ignition system? A. Ignition coil B. Crankshaft position sensor (CKP) C. Camshaft position sensor (CMP) D. Mass airflow sensor (MAF) None 18. ASE A8: Computerized Engine Controls Diagnosis and Repair What is the primary function of the Mass Airflow Sensor (MAF) in a computerized engine control system? A. Monitoring exhaust gases B. Measuring air intake volume C. Controlling ignition timing D. Regulating fuel pressure None 19. ASE A8: Computerized Engine Controls Diagnosis and Repair What does the acronym "PCM" stand for in the context of computerized engine control systems? A. Power Control Module B. Programmable Control Module C. Powertrain Control Module D. Performance Control Module None 20. ASE A8: Computerized Engine Controls Diagnosis and Repair Which of the following sensors is primarily responsible for detecting engine knock and providing feedback to the engine control module? A. Mass airflow sensor (MAF) B. Knock sensor (KS) C. Camshaft position sensor (CMP) D. Throttle position sensor (TPS) None 1 out of 20 Time is Up! Time's up
