2002 Mercedes ML-Class Owner's Manual - Page 110

With key in steering lock position 2: 1 Intermittent wiping To activate: Press upper half of the switch. To deactivate: Press upper half of the switch again. 2 Rear window washer Press and hold lower half of the switch to activate rear window washer. After releasing the switch the wiper operates for additional 5 seconds. Once activated, the rear intermittent wiper function remains active. The rear window wiper will also automatically engage if the windshield wiper is engaged and the gear selector lever is placed in "R" Reverse. Windshield wipers smear If the windshield wipers smear the windshield, even during rain, activate the washer system as often as necessary. The fluid in the washer reservoir should be mixed in the correct ratio. Note: For windshield and headlamp washer fluid mixing ratio see page 259. Blocked windshield wipers If the windshield wipers become blocked (for example, due to snow), switch off the wipers. For safety reasons before removing ice or snow, remove key from steering lock. Remove blockage. Activate windshield wiper/washer switch again (key in steering lock position 1). Rear window wiper/washer Instruments and controls Operation Driving 107 Instrument cluster display Practical hints Car care Technical data Index