2010 Mercedes ML-Class Owner's Manual - Page 344

342 Fuses Towing with the rear axle raised X Switch off the ignition and remove the SmartKey from the starter switch. X Switch on the hazard warning flasher (Y page 96). X Take the SmartKey or SmartKey with KEYLESS-GO with you when leaving the vehicle. ! Keep in mind that it is important to have the ignition switched on. Removing the SmartKey from the starter switch or opening a front door with the ignition switched off will automatically shift the automatic transmission into park position P. ! The vehicle may be towed only for distances up to 30 miles (50 km) and at a speed not to exceed 30 mph (50 km/h). i While being towed with the hazard warning flasher in use, use the combination switch in the usual manner to signal turns. Only the selected turn signal will operate. Upon canceling the turn signal, the hazard warning flasher will operate again. Stranded vehicle Freeing a stranded vehicle, on which the wheels are dug into sand or mud, should be done with the greatest of care, especially if the vehicle is heavily loaded. Note the following when freeing a stranded vehicle: RAvoid Towing with all wheels on the ground Practical hints G Warning! If circumstances require towing the vehicle with all wheels on the ground, always tow with a tow bar if: Rthe engine will not run is a malfunction in the brake system Rthere Rthere is a malfunction in the power supply or in the vehicle's electrical system This is necessary to adequately control the towed vehicle. Prior to towing the vehicle with all wheels on the ground, make sure the SmartKey is in starter switch position 2. G Warning! With the engine not running, there is no power assistance for the brake and steering systems. In this case, it is important to keep in mind that a considerably higher degree of effort is necessary to brake and steer the vehicle. Adapt your driving accordingly. X pulling the vehicle abruptly or diagonally, since it could result in damage to the chassis alignment. try to free a vehicle that is still coupled to a trailer. hitch receiver should be pulled backward in its own previously made tracks. RNever RIf possible, a vehicle equipped with a trailer Make sure the ignition is switched on. X With the vehicle at a standstill, depress the brake pedal and keep it pressed. X Shift the automatic transmission into neutral position N. X Release the brake pedal. X If engaged, release the parking brake. X Switch on the hazard warning flasher (Y page 96). Fuses Introduction The electrical fuses in your vehicle serve to switch off malfunctioning power circuits. If a fuse is blown, the components and systems secured by that fuse will stop operating.