2011 Mercedes G-Class Owner's Manual - Page 122

120 Driving Problems with the engine Problem Possible causes/consequences and M Solutions RThere RThere Driving and parking The engine does not start. The starter motor can be heard. is a malfunction in the engine electronics. is a malfunction in the fuel supply. X Turn the SmartKey back to position 0 in the ignition lock before attempting to start the engine again. X Try to start the engine again (Y page 117). Avoid excessively long and frequent attempts to start the engine as these will drain the battery. If the engine does not start after several attempts: X Consult a qualified specialist workshop, e.g. an authorized Mercedes-Benz Center. The engine does not The fuel tank is empty. start. The starter motor X Refuel the vehicle. can be heard. The reserve fuel warning lamp is on. The needle of the fuel gauge is pointing to the reserve range and does not drop any further. The engine does not start. You cannot hear the starter motor. The on-board voltage is too low because the starter battery is too weak or discharged. X Jump-start the vehicle (Y page 238). If the engine does not start despite attempts to jump-start it: X Consult a qualified specialist workshop, e.g. an authorized Mercedes-Benz Center. The starter motor was exposed to a thermal load that was too high. X Allow the starter motor to cool down for approximately two minutes. X Try to start the engine again. If the engine still does not start: X Consult a qualified specialist workshop, e.g. an authorized Mercedes-Benz Center.