2011 Mercedes R-Class Owner's Manual - Page 167

Refueling AdBlue® Important notes on use BlueTEC exhaust gas aftertreatment24 must be operated with AdBlue® reducing agent in order to function properly. Adding AdBlue® is one of the tasks performed during maintenance. Under normal operating conditions, a tank of AdBlue® lasts until the next service due date. When the AdBlue® supply has almost run out, the Check Additive - See Operator's Manual message is shown in the multifunction display. When the AdBlue® supply sinks to a minimum level, the Remaining Starts: 20 message is shown in the multifunction display. 165 Adding AdBlue® G Warning! Make sure Rto keep AdBlue® out of the reach of children If you and/or others have come into contact with AdBlue®: AdBlue® has gotten into contact with eyes, flush with plenty of water immediately and seek medical help. RClean affected skin immediately with plenty of water. RIf RIf AdBlue® was swallowed, rinse mouth immediately with plenty of water and drink plenty of water. Consult a physician. i When the Remaining Starts: 20 message is shown in the multifunction display, you can start the engine 20 more times. If AdBlue® is not topped up, it is then not possible to start the engine again. Top up the AdBlue® tank with approximately 1 gallon (3.8 l) of AdBlue® or have the AdBlue® tank refilled at a qualified specialist workshop, e.g. an authorized Mercedes-Benz Center. Use the special AdBlue® refill bottle when adding between maintenance intervals. For more information, please contact an authorized Mercedes-Benz Center or Roadside Assistance if applicable (Y page 20). Further information about BlueTEC exhaust gas aftertreatment and AdBlue® is available at any authorized Mercedes-Benz Center. G Warning! When opening the filler cap of the AdBlue® tank ammonia gas vapors may escape. Refill AdBlue® in a well ventilated area only. Ammonia gas vapors have a pungent odor and are particularly irritating for your skin, mucous membranes, and eyes. Inhaling ammonia gas vapors will cause burning eyes, nose, and throat, as well as coughing and watering eyes. ! Only use AdBlue® that complies with ISO 22241. Do not add any special additives to AdBlue® and do not thin AdBlue® with water. This could destroy the BlueTEC exhaust gas aftertreatment. ! Rinse surfaces that have come into contact with AdBlue® immediately with water or remove AdBlue® using a damp cloth and cold water. If the AdBlue® has already crystallized, use a sponge and cold water to clean it. AdBlue® residues crystallize after time and contaminate the affected surfaces. 24 Only on BlueTEC vehicles. Z Driving and parking RAdBlue® does not come into contact with skin, eyes, or clothing