2006 Mercedes R-Class Owner's Manual - Page 441
2006 Mercedes R-Class Manual
Page 441 highlights
Practical hints What to do if ... Display symbol Display messages Key not recognized Possible cause/consequence Possible solution The SmartKey with KEYLESS-GO* is not recognized while the engine is running because the SmartKey with KEYLESS-GO* is not in the vehicle there is strong radio-frequency interference The SmartKey with KEYLESS-GO* is momentarily not recognized. Change the position of the SmartKey with KEYLESS-GO* in the vehicle. Operate the vehicle with the SmartKey in the starter switch if necessary. Search for the SmartKey with KEYLESS-GO*. Otherwise the vehicle cannot be locked nor can the engine be started. Change the position of the SmartKey with KEYLESS-GO* in the vehicle. Stop the vehicle as soon as it is safe to do so. Search for the SmartKey with KEYLESS-GO*. Otherwise the vehicle cannot be centrally locked nor can the engine be started again after the engine is stopped. F Key not recognized The SmartKey with KEYLESS-GO* is not recognized while the ignition is switched on ( page 38) and a door is opened or closed and the SmartKey with KEYLESS-GO* is not in the vehicle 440