2005 Mercedes C-Class Owner's Manual - Page 316

Practical hints What to do if ... Symbol messages Display symbol Display message Battery Alternator Visit workshop. Possible cause The battery is no longer charging. Possible causes: broken poly-V-belt alternator malfunctioning Possible solution Stop immediately and check the poly-V-belt. 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. Notify an authorized Mercedes-Benz Center. If it is intact: Drive immediately to the nearest authorized Mercedes-Benz Center. # Low voltage Charge battery Low voltage Switch off consumers The battery has insufficient voltage. The battery has insufficient voltage. Start the engine ( page 46). Turn off unnecessary electrical consumers. 314