2010 Mercedes GL-Class Owner's Manual - Page 310
2010 Mercedes GL-Class Manual
Page 310 highlights
308 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. # The battery is defective. Battery/ Alternator X Stop the vehicle in a safe location or as soon as it is safe Stop to do so. Vehicle X Engage the parking brake. X Do not continue to drive. X Contact an authorized Mercedes-Benz Center. The engine oil level is too low. Check engine X Check the engine oil level (Y page 230) and add engine oil oil level as required (Y page 231). at next X If you must add engine oil frequently, have the engine refueling. checked for possible leaks. For information on approved engine oils contact an authorized Mercedes-Benz Center or visit www.mbusa.com (USA only). 4 If the message Check engine oil level 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. ! 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.