2007 Mercedes R-Class Owner's Manual - Page 64

Getting started Driving Deactivating intermittent wipe Turn rear window wiper switch 1 to position 4 ( page 62). Indicator 6 for the rear window wiper is cleared from the lower multifunction display, indicating that the rear window wiper is deactivated. Wiping with windshield washer fluid Turn and hold rear window wiper switch 1 in position 2 or 5 ( page 62) until the rear window is clean. The rear window wiper operates with washer fluid. For information on filling up the washer reservoir, see "Windshield/rear window washer system and headlamp cleaning* system" ( page 372). Problems while driving The engine runs erratically and misfires An ignition cable may be damaged (gasoline engine only). The engine electronics may not be operating properly. Unburned gasoline may have entered the catalytic converter and damaged it (gasoline engine only). Give very little gas. Have the problem repaired by an authorized Mercedes-Benz Light Truck Center as soon as possible. The coolant temperature is above 248°F (120°C) The coolant is too hot and is no longer cooling the engine. Stop the vehicle in a safe location as soon as possible and turn off the engine. Allow engine and coolant to cool. Check the coolant level and add coolant if necessary ( page 370). 63