9. When checking the system, first look for signs of leakage at the tube or hose couplings, then inspect the hoses for cracks, abrasions or contamination of the rubber. Make sure there are no hidden cracks, cuts or splits by sharply bending the hose between your fingers (Photo). Check that all tubes and hoses are securely fastened with clamps.

10. Carefully inspect the metal tubes along their entire length, looking for dents, kinks, damage or corrosion. Corrosion can be removed with sandpaper; if the corrosion depth is significant, the pipe must be replaced.
[Information published on the website: SkodaBook.ru]
