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.
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 timing chain problems in Mercedes Benz?
Mercedes-Benz V6 and V8 engines had timing chain problems caused by balance shaft and idler gear failures. Mercedes produced certain models with defective gears in their balance shafts (M272 engines) or with defective idle gears (M273 engines).
How often do you change the oil on a Mercedes ML320?
Whether you follow Mercedes recommended interval or like to change your oil every 3,000 miles. Use this tech article to learn how to do the most common task to do on your ML320. New to working on your car?
Mercedes-Benz V6 and V8 engines had timing chain problems caused by balance shaft and idler gear failures. Mercedes produced certain models with defective gears in their balance shafts (M272 engines) or with defective idle gears (M273 engines).
Whether you follow Mercedes recommended interval or like to change your oil every 3,000 miles. Use this tech article to learn how to do the most common task to do on your ML320. New to working on your car?
What happens if you miss an oil change on a Mercedes Benz M272?
Missed oil changes on the M272 or M273 can have a direct impact on the longevity of the engine. The main impact that worn out oil will have is on the variable valve timing actuators and the seals inside. The result will be that the actuator solenoids will either not hold pressure or they will seize.
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.