2005 Mercedes E-Class Owner's Manual - Page 390

Practical hints What to do if ... Display symbol Display messages Engine oil Visit workshop Possible cause The engine oil has dropped to a critical level. Possible solution Check the engine oil level ( page 305) and add oil as required ( page 306). If you must add engine oil frequently, have the engine checked for possible leaks. : It may be that there is water in the engine oil. Engine oil level Visit workshop Have the engine oil checked. Have the measuring system checked by an authorized Mercedes-Benz Center. The measuring system is malfunctioning. When the Engine oil - Visit workshop message appears while the engine is running and at operating temperature, the engine oil level has dropped to approximately the minimum level. When this occurs, the warning will first come on intermittently and then stay on if the oil level drops further. If no oil leaks are noted, continue to drive to the nearest service station where the engine oil should be topped to the required level with an approved oil specified in the Factory Approved Service Products pamphlet. ! The engine oil level warnings should not be ignored. Extended driving with the symbol displayed could result in serious engine damage that is not covered by the Mercedes-Benz Limited Warranty. 388