2010 Mercedes S-Class Owner's Manual - Page 489

Vehicle status messages in the multifunction display Display messages Possible causes/consequences and M Solutions 487 b Auto Lamp The light sensor is malfunctioning. The headlamps come on automatically. Function Inoperativ X Contact an authorized Mercedes-Benz Center as soon as e possible. To switch off the headlamps (U.S. vehicles only): X Switch off the daytime running lamp mode in the instrument cluster control system (Y page 234). X Switch off the headlamps using the exterior lamp switch (Y page 298). b b b Check Rear Left Fog Lamp The rear fog lamp is malfunctioning. A substitute bulb is being used. X Contact an authorized Mercedes-Benz Center as soon as possible. You have removed the SmartKey from the starter switch, Please opened the driver's door and left the headlamps on or Switch Off Lights removed the SmartKey with KEYLESS-GO from the vehicle and left the headlamps on. X Turn the exterior lamp switch to $ or c (Y page 298). or X With the rear fog lamp switched on: Push in the exterior lamp switch to its stop. The left or right tail lamp/brake lamp is malfunctioning. This Check Left Tail message will only appear if a critical number of LEDs have and Brake stopped working. A substitute bulb is being used. Lamp X Contact an authorized Mercedes-Benz Center as soon as or possible. Check Right Tail and Brake Lamp b Z Practical hints Check Left Low Beam or Check Right Low Beam The left or right low-beam lamp is malfunctioning. X Contact an authorized Mercedes-Benz Center as soon as possible.