Coolant Level, Checking
WARNING: This page is about a different car, the 2020 Audi A4 allroad, 2019 Audi A4 allroad, 2018 Audi A4 allroad, 2017 Audi A4 allroad, and 2017 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
The cooling system is under pressure when the engine is warm. Risk of scalding due to hot steam and hot coolant.
Scalding the skin and other parts of the body is possible.
- Wear safety gloves.
- Wear protective eyewear.
- Reduce the pressure by covering the coolant expansion tank cap with a cloth and carefully opening it.
- Coolant level must be at "MAX" mark when the engine is cold.
- Coolant level may be above "MAX" mark with engine at operating temperature.
-- If necessary, fill the coolant again.