Is there a timing cover leak on Mercedes SL 320?
Worst case would be the timing cover seal would need replacement to fully stem the leak, so nothing really lost in trying this method first. I set about gaining access to the troublesome area, on the R129 Mercedes SL 320 access is made possible by removing the air box and plastic cam chain housing decoration panel only.
What causes an oil leak in a Mercedes?
The leak itself is caused by the internal casing design that is leaned at an angle, this allows localised pooling of oil fling from the timing chain and subsequent leaking from the poor seal area between head, block and upper timing cover.
Why does my Mercedes M104 leak timing cover?
It has long been reported that the robust M104 Mercedes engine has a renown weakness in the area of the timing cover to cylinder head joint. Because of a design weakness, it is common if not obligatory for these engines to leak at this point.
What to do if you have a timing cover leak?
Use a selection of bent pieces of wire and rag to clean the area thoroughly, raking out any oily crud that lies in the seam between the upper and lower covers.
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 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 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 are the oil plugs on a Mercedes Benz?
Remove the oil separator, replace, and clean the oil residue from the engine. Depending on the model, there are usually two 30mm and one 65mm plug located on the back of the engine on both sides. The plugs will pop out with a screw driver and the new ones can be pushed on by hand.