2011 Mercedes SL-Class Owner's Manual - Page 290

288 Towing the vehicle warning lamp comes on and warning messages appear in the multifunction display while driving. To brake, the driver must then apply significantly greater brake pedal pressure and depress the pedal much further to obtain the expected braking effect. If necessary, apply full pressure to the brake pedal. Brakes are only applied to the front wheels. Stopping distance is increased! For more information, see "Electro-hydraulic brake system" in this in this Operator's Manual. If there is a malfunction in the electrohydraulic brake system, we recommend that the vehicle be transported with all wheels off the ground using flatbed or appropriate wheel lift/dolly equipment. 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. ! Avoid pulling the vehicle abruptly or diagonally, since it could result in damage to the chassis alignment. ! Do not use the towing eye bolt for recovery, as this could damage the vehicle. If in doubt, recover the vehicle with a crane. i If the battery is disconnected or discharged Rthe Practical hints If circumstances do not permit the recommended towing methods, the vehicle may be towed with all wheels on the ground or one axle raised only so far as necessary to have the vehicle moved to a safe location where the recommended towing methods can be employed. X Switch off the tow-away alarm before towing the vehicle with all wheels on the ground or one axle raised (Y page 64). SmartKey will not turn in the starter switch park position P Rthe automatic transmission will remain in For more information see "Battery" (Y page 283) or "Jump starting" (Y page 285). ! Before towing the vehicle observe the following instructions: RDo not tow-start the vehicle. You could otherwise seriously damage the automatic transmission which is not covered by the Mercedes-Benz Limited Warranty. RDo not tow with sling-type equipment. Towing with sling-type equipment over bumpy roads will damage radiator and supports. RTowing of the vehicle should only be done using the properly installed towing eye bolt. Never attach a tow cable, tow rope or tow rod to the vehicle chassis, frame or suspension parts. Installing towing eye bolt Depending on whether you are towing a vehicle or you are being towed, the towing eye bolt can be screwed into threaded holes which are located behind covers on each bumper. The towing eye bolt is supplied with the vehicle tool kit, located in the compartment underneath the trunk floor (Y page 224). X Take the vehicle tool kit out of the trunk. Removing cover in front bumper X Press mark on cover : as indicated by the arrow. X Lift cover : off to reveal the threaded hole for the towing eye bolt.