2005 Mercedes S-Class Owner's Manual - Page 358

Practical hints What to do if ...? Display Possible cause BATTERY CHARGE VISIT WORKSHOP 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. # The battery is no longer charging. Possible causes: alternator malfunctioning broken poly-V-belt Do not forget that the brake system requires electrical energy and may be operating with restricted capability. Considerably greater brake pedal force is required and the stopping distance is If it is intact: longer. Drive immediately to the nearest authorized Mercedes-Benz Center. Adjust driving to be consistent with reduced braking responsiveness. ; (USA only) ! RELEASE PARKING BRAKE You are driving with the parking brake engaged. Release the parking brake ( page 48). (Canada only) 356