Balance Shaft Problem

Common Mercedes-Benz M272 Engine Trouble

Desert Oasis Auto Repair Mercedes Benz

The Mercedes-Benz M272 engine is a V6 introduced in 2004 and used throughout the 00’s. There are a few aspects that set it apart from it’s predecessors. With this engine, for the first time, continuous variable valve timing was implemented, as well as electronic control of coolant flow (replacing a mechanical thermostat). Similar to the M112 engine, it also uses a balance shaft installed between the cylinder banks in the engine block to eliminate vibrations. The Most Common Problem with Mercedes-Benz Engines Unfortunately, it is the balance shaft gears that show up with glitches for most Mercedes-Benz E-class models with the M272 engine built during the period of 2004-2008. This is by far one of the most common problems with Mercedes-Benz models, including E25, E30, and E35. When the balance shaft gears start failing, you’ll probably hear a puttering sound – always a tell-tale sign of engine troubles. The specific …