2011 Mercedes C-Class Owner's Manual - Page 211

Warning and indicator lamps in the instrument cluster Problem äå The yellow ESP® and ESP® OFF warning lamps are lit while the engine is running. Possible causes/consequences and M Solutions 209 G Risk of accident ESP®, BAS and hill start assist are unavailable, due to a malfunction. ESP® will not stabilize the vehicle if it starts to skid or if a wheel starts to spin. The brake system continues to function normally, but without the functions listed above. X Observe the additional display messages in the multifunction display. X Drive on carefully. X Visit a qualified specialist workshop. 6 The red SRS warning lamp is lit while the engine is running. G Risk of injury The restraint systems are malfunctioning. The air bags or ETDs may either be triggered unintentionally or, in the event of an accident, not be triggered at all. X Drive on carefully. X Visit a qualified specialist workshop immediately. G Warning In the event a malfunction of the SRS is indicated as outlined above, the SRS may not be operational. For your safety, we strongly recommend that you contact an authorized Mercedes-Benz Center immediately to have the system checked. Otherwise the SRS may not be activated when needed in an accident, which could result in serious or fatal injury, or it might deploy unexpectedly and unnecessarily which could also result in injury. Z On-board computer and displays