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Cooling system pressure, what is needed and what happens if there is no pressure. When heated, any physical body expands, the same thing happens with antifreeze. In the expansion tank, pressure up to 1.5 Bar is also created, and the excess is released through the pressure valve. Checking the tank cap: • Is it heating up? Does the pipes swell? The cap is r... ????All the tricks and secrets of Volkswagen and Audi repair ???? https://vk.ru/vagguru ????Telegram, where all the answers to questions ????https://t.me/+fMNhVhSfxycwZWYy Zen Channel https://zen.yandex.ru/severny Mail: [email protected] If the video helped you and you want to help develop the channel Sberbank card: 4276 1609 2679 5262 Andrey S. Subscribe! Like the video if you found it helpful!