2011 Mercedes SL-Class Owner's Manual - Page 261

What to do if ... Problem å The yellow ESP® OFF warning lamp comes on while the engine is running. Possible causes/consequences and M Solutions The ESP® has been switched off. Risk of accident! When the ESP® is switched off it will not stabilize the vehicle if the system recognizes that the vehicle starts to skid or that a wheel is spinning. X 259 SL 63 AMG only: The yellow SPORT handling mode warning lamp comes on while the engine is running. The SPORT handling mode is switched on Risk of accident! When the SPORT handling mode is switched on, it will only stabilize the vehicle to a limited extent if the system recognizes that the vehicle starts to skid or that a wheel is spinning. X Switch the SPORT handling mode off (Y page 58). ÷ The yellow ESP® The ESP® is not operational due to a malfunction. å warning lamp Risk of accident! and the yellow X Read and observe additional messages that may appear in the ESP OFF multifunction display. warning lamp X Continue driving with added caution. Wheels may lock during come on while hard braking, reducing steering capability. the engine is X Adapt your speed and driving to the prevailing road and weather running. conditions. X Have the system checked at an authorized Mercedes-Benz Center as soon as possible. Z Practical hints Switch the ESP® back on. Exceptions: (Y page 57). X If leaving the ESP® switched off, adapt your speed and driving to the prevailing road and weather conditions. X If the ESP® cannot be switched back on: Have the system checked at an authorized Mercedes-Benz Center as soon as possible.