PRO_M EFI How-To Videos

Promracing Blog Post

• MAF SENSOR: WHAT IS IT AND WHY IS IT IMPORTANT?

  Posted: May 08, 2024
  

  The Mass Air Flow (MAF) sensor is a critical component in modern fuel-injected engines. It measures the amount of air entering the engine's intake system and sends this information to the engine control unit (ECU). The ECU then uses this data to calculate the correct air-fuel mixture for combustion.

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• Traction Control System: How It Works and When To Use It

  Posted: April 08, 2024
  

  Traction control is a vehicle safety feature designed to prevent wheel slip and loss of traction during acceleration by modulating engine power and/or applying brake force to individual wheels. 

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• Engine Coolant Temperature Sensor (ECT)

  Posted: April 02, 2024
  

  The ECT sensor typically utilizes a thermistor, which changes its resistance based on the temperature of the coolant. As the temperature changes, the resistance of the thermistor changes, allowing the ECU to measure the temperature accurately.

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