2003 Mercedes ML-Class Owner's Manual - Page 233

Practical hints What to do if ... Problem Possible cause The indicator lamp does not light The system is malfunctioning. up with a BabySmartTM child seat properly installed on the front passenger seat. Suggested solution Make sure that there is nothing between seat cushion and child seat and check installation of the child seat ( page 63). If the light remains out, have the system checked as soon as possible by an authorized Mercedes-Benz Light Truck Center. Do not use the BabySmartTM restraint to transport children on the front passenger seat until the system has been repaired. The yellow fuel tank reserve warning lamp lights up while driving. The fuel level has gone below the reserve mark. Refuel at the next gas station ( page 200). Stop immediately and check the poly-V-belt. If it is broken Do not continue to drive, before the poly-V-belt is replaced. Notify an authorized Mercedes-Benz Light Truck Center. 7 # The red charge indicator lamp The battery is no longer charging. lights up when the engine is runPossible causes: ning. alternator malfunctioning broken poly-V-belt 233