Why is my Mercedes-Benz leaking coolant?
Coolant leaks It is common with Mercedes for the fitting to come off of the back of the driver’s side cylinder head where the heater hose is connected. If you notice coolant leaking externally from below the exhaust manifold, a blown head gasket is the likely cause.
What kind of engine leaks in Mercedes Benz?
M272 – V6 used from 2004-2011, C-Class, E-Class, SLK, CLK, R-Class, Sprinter, GLK M273 – V8 used from 2006-2014, E-Class, SL, S-Class, CLS, G-Wagen, ML, GL, R-Class 272/273 Engines: The most likely rear engine leaks include the oil separator and the cam plugs ( 30mm and 65mm ).
What causes oil to mix with coolant in a Mercedes?
If you have the Valeo, it is almost certain to be leaking and allowing coolant and transmission oil to mix. Keep in mind that old, used transmission oil will be black, not red like fresh oil. Bang! Head gasket or tranny cooler failure!
Where is the oil leak on a 272 / 273 Mercedes?
272/273 Engines: The most likely rear engine leaks include the oil separator and the cam plugs ( 30mm and 65mm ). The oil separator is held onto the back of bank 1 (passenger side) with either 4 torx bolts or 4 external torx bolts. Remove the oil separator, replace, and clean the oil residue from the engine.
What to do if your Mercedes Benz is leaking oil?
One pro-tip is to clean off any surface you suspect is leaking oil using a brake cleaner and a rag. After the surface is clean, drive the car for a few hundred miles and check back on the area.
Where did the coolant leak in my Mercedes Benz?
A pinhole in the power steering hose down by the steering box (On the right side of the car and next to the exhaust manifold) finally emptied the power stering reservoir and she lost her power steering as she turned in the driveway of her destination… no obvious damage but her confidence in the car is slipping!
272/273 Engines: The most likely rear engine leaks include the oil separator and the cam plugs ( 30mm and 65mm ). The oil separator is held onto the back of bank 1 (passenger side) with either 4 torx bolts or 4 external torx bolts. Remove the oil separator, replace, and clean the oil residue from the engine.
One pro-tip is to clean off any surface you suspect is leaking oil using a brake cleaner and a rag. After the surface is clean, drive the car for a few hundred miles and check back on the area.
Do you have to take coolant leak seriously?
That is, even though coolant is commonly called antifreeze, it is essential year-round. Therefore, if you have a car leaking coolant, you must take the leak seriously. Fortunately, finding a coolant leak may not be as difficult as you may think.