Technician a Says Mass Airflow (MAF) Sensors Are Better Sensors

question 134

Multiple Choice

Technician A says Mass Airflow (MAF) sensors are better sensors than Manifold Absolute Pressure (MAP) sensors for measuring load. Technician B says MAF sensors measure the actual mass of the air coming into the engine, so the Powertrain Control Module (PCM) can accurately calculate the proper amount of fuel. Who is correct?

• A) Technician A
• B) Technician B
• C) Both A and B
• D) Neither A nor B

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