What does the coolant temperature sensor do in an Audi 80?

I'm currently experiencing a coolant temperature sensor error in my Audi 80 and I'm not sure what it's causing. Can someone explain the purpose and function of this sensor?

The coolant temperature sensor is responsible for monitoring the temperature of your engine's coolant. It sends this information to your car's computer, allowing it to adjust the engine's performance accordingly. Without it, your car may experience overheating or other issues.

In the Audi 80, the coolant temperature sensor is used to ensure optimal fuel efficiency and engine performance. It constantly reads the temperature of the coolant and sends this data to the engine control unit, which then adjusts the fuel-to-air ratio for maximum efficiency.

If you're experiencing a coolant temperature sensor error, it's important to get it fixed as soon as possible. It could cause your engine to run too lean or too rich, leading to potential damage. Have a mechanic check the sensor and replace it if necessary.