2009 Mercedes E-Class Owner's Manual - Page 319
2009 Mercedes E-Class Manual
Page 319 highlights
Practical hints Vehicle status messages in the multifunction display Display messages Possible cause/consequence Key Not Detected The SmartKey with KEYLESS-GO is not detected while the engine is running because the SmartKey is not in the vehicle. Possible solution X X I Stop the vehicle as soon as it is safe to do so. Engage the parking brake. X Search for the SmartKey. The vehicle cannot be locked centrally nor can the engine be started again after the engine is stopped. X X I I t W Key Not Detected The SmartKey with KEYLESS-GO is not detected while the engine is running because there is strong radio-frequency interference. The SmartKey with KEYLESS-GO is momentarily not detected. Stop the vehicle as soon as it is safe to do so. Engage the parking brake. X Operate the vehicle with the SmartKey in the starter switch. X Key Not Detected Change the position of the SmartKey in the vehicle. X Operate the vehicle with the SmartKey in the starter switch if necessary. X Bluetooth Ready The telephone has not yet been connected to the COMAND system via Bluetooth®. Connect the telephone to the COMAND system via Bluetooth®. Add washer fluid (Y page 246). Top Up Washer Fluid The fluid level has dropped to approximately 1/3 of total reservoir capacity. X Z 317