Can you put water in coolant tank Mercedes?
It’s Okay to top up Mercedes coolant using just water, however using coolant to top up is always best. The problem with using water is, it dilutes the coolant strength. You’ll find a link to Mercedes compatible coolant here on the consumables page.
What causes coolant to overflow in Mercedes E320?
A friend of mine is experiencing the problem as stated in the subject with his 97 Mercedes E320. A week ago, the Reservoir was overflowing this creamy/liquidy peanut-butter looking coolant, which I believe it is an indication that either Trans. Fluid or Engine Oil got mixed up with coolant, hence the color change and the overflow.
What happens if you have oil in the coolant reservoir?
You also know that oil and water never go together and thus, oil in the coolant reservoir is never a good sign. Here is an article about what could happen if you have oil in the coolant reservoir and what you can do to prevent it. 1. Damaged Head Gasket 2. Faulty Oil Cooler / Gaskets 2. Cracks in the cylinder heads 3. Cracks in the engine block
Can a radiator leak fluid into the coolant?
I removed the Radiator and blew compressed air through the in and out cooler lines to check for leaks, none found, the air only escapes from the other opening, not from the upper or lower radiator hose terminals. I believe the radiator is the only place where the Trans. Fluid could leak into the coolant, correct me if I am wrong.
Which is higher oil or transmission fluid in coolant?
The problem is where that cooler is means the oil pressure is much higher than the cooling system pressure. When you have 40psi-60psi vs 14psi-15 psi, the transfer will always be from the area with higher pressure to the area with lower pressure.
Can a Mercedes Benz oil cooler leak coolant?
Oil or coolant leaking from your oil cooler. All models that were equipped with a pre-2010 OM642 may be affected by this problem. Some affected models include: Starting in 2010, Mercedes introduced seals made of more durable Viton synthetic rubber, remedying this issue.
What causes oil to mix with coolant in BMW X3?
In some other European cars (like the BMW X3 and X5), the heat exchangers often fail in a different way. An over pressurised cooling system ruptures the heat exchanger internally, causing coolant and oil to mix together. This can happen to both the engine or transmission cooler, and can cause significant consequential damage.
Where is the cooler on a Mercedes OM642?
In the case of the Mercedes-Benz OM642 engine, the cooler is located in the valley of the engine, and require considerable work to reach. That’s a lot of work – even with our experience, the repair can take several days to complete. And that’s with access to all the specialised equipment and tooling in our Mercedes-Benz specialist workshop.