2009 Mercedes CLS-Class Owner's Manual - Page 331

Practical hints Fuses X X If engaged, release the parking brake. Switch on the hazard warning flasher (Y page 98). 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. ! 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 To signal turns while being towed with the hazard warning flasher in use you can activate the combination switch for the left or right turn signal in the usual manner - only the selected turn signal will operate. Upon canceling the turn signal, the hazard warning flasher will operate again. G Warning! Only use fuses approved by Mercedes-Benz with the specified amperage for the system in question and do not attempt to repair or bridge a blown fuse. Using other than approved fuses or using repaired or bridged fuses may cause an overload leading to a fire, and/or cause damage to electrical components and/or systems. Have the cause determined and remedied by an authorized Mercedes-Benz Center. A blown fuse must be replaced by an appropriate spare fuse (recognizable by its color or the fuse rating given on the fuse) of the amperage recommended in the fuse chart. Any Mercedes-Benz Center will be glad to advise you on this subject. If a newly inserted fuse blows again, have the cause determined and rectified by an authorized Mercedes-Benz Center. A fuse chart is located in the fuse box in the passenger compartment. The fuse chart explains the fuse allocation and fuse amperages. The electrical fuses are located in fuse boxes in the passenger compartment or in the trunk. Before replacing fuses X X X X X X Engage the parking brake. Make sure the automatic transmission is in park position P. Switch off all electrical consumers. Turn off the engine. Remove the SmartKey from the starter switch. Vehicles with KEYLESS-GO: Open the driver's door (this puts the starter switch in position 0, same as with the SmartKey removed from the starter switch). The driver's door then can be closed again. Z i In case of a blown fuse contact Roadside Assistance or an authorized MercedesBenz Center. 329