2010 Mercedes E-Class Owner's Manual - Page 256

254 Vehicle status messages in the multifunction display Display messages Possible causes/consequences and M Solutions The battery is no longer charging. Possible causes: Ralternator Rbroken Ra X # malfunctioning poly-V-belt malfunction in the electronic system Practical hints Stop immediately in a safe location or as soon as it is safe to do so and check the poly-V-belt. X If it is broken: Do not continue to drive. Otherwise the engine will overheat due to an inoperative water pump which may result in damage to the engine. Contact an authorized Mercedes-Benz Center. X If it is intact: Drive to the nearest authorized MercedesBenz Center immediately. Adjust driving to be consistent with reduced braking responsiveness. 4 Check Engine Oil At Next Refueling The engine oil has dropped to a critical level. X Check the engine oil level (Y page 189) and add engine oil as required (Y page 190). X If you must add engine oil frequently, have the engine checked for possible leaks. For information on approved engine oils contact an authorized Mercedes-Benz Center or visit www.mbusa.com (USA only). If the message Check Engine Oil At Next Refueling appears while the engine is running and at operating temperature, the engine oil level has dropped to approximately the minimum level. The message will be stored in the vehicle status message memory after you have cleared it from the multifunction display. Visually check for oil leaks. If there are no obvious oil leaks, drive to the nearest service station to refill your engine oil to the required level. Display messages ! 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. Possible causes/consequences and M Solutions The fuel level is low. X Refuel at the next gas station. C 8 Fuel Level Low The fuel level has dropped below the reserve mark. X Refuel at the next gas station.