| identification mark | Reasons / features |
| (A) Coolant level keeps dropping | Coolant enters the combustion chambers in very small quantities. This phenomenon without the presence of other signs can continue for a long time |
| (B) Significant loss of coolant. Behind the car, even with a warm engine, a plume of white smoke stretches | The coolant enters the combustion chamber in a significant amount, evaporates there and exits through the exhaust system in the form of water vapor |
| (C) Air bubbles rise from the open expansion tank; when opening the locking cover, bubbling, a large amount of coolant pours out of the tank or from the radiator | Exhaust gases are pressed into the cooling system. Smell of exhaust gases from the filler hole |
| (D) A film that shimmers with all the colors of the rainbow on the surface of the coolant | Engine oil enters the cooling system |
| (E) A greyish-looking emulsion settles on the removed oil dipstick, engine oil is riddled with water bubbles | Coolant seeps into engine oil Diagnose damage immediately. Have the vehicle towed to a workshop for repairs. Caution, water in engine oil can damage bearings |
Visitor comments