Temperature sensor (for operating the cooling fans of the radiator) Mazda 3

About the piece:

The Coolant Temperature Sensor (CTS) is an essential part of the cooling system of Mazda vehicles. It measures the temperature of the coolant to operate the cooling fans when needed.

Its function:

• Measure the coolant temperature inside the radiator and send the data to the control unit.
• Automatically turn on or off cooling fans based on the measured temperature.
• Helps prevent engine overheating and ensure optimal performance.

Symptoms of its damage:

• The machine is overheating due to the cooling fans not working.
• Cooling fans run continuously even when the engine is cold.
• Engine temperature warning light appears on the instrument panel.