Overview - Rear Window Washer System
1 - Water Hose
2 - Nut
3 - Rear Window Wiper Motor -V12-
4 - Rubber Seal
5 - Wiper Arm
6 - Nut
7 - Spray Nozzle
8 - Cap for Rear Wiper
9 - Wiper Blade
Wiper Blade, Removing and Installing
Removing
- Lift the wiper arm off the rear window.
- Pull the wiper blade -1- down out of the wiper arm -2- in direction of -arrow-.
Installing
Install in reverse order of removal. Note the following:
Windshield Wiper Arm, Removing and Installing
Special tools and workshop equipment required
Removing
- Turn on the ignition.
- Activate "rear wipe" and let the wiper arm run to end position.
- Turn off the ignition.
- Vehicles with ignition lock: Remove the key.
- Carefully expand the cap in direction of -arrows- and remove.
- Carefully remove the spray nozzle -2-.
- Loosen the nut -1- one turn.
- Install an M6 nut -4- on the nut.
- Position the Puller - Wiper Arm Kit - Puller 1 -T10369/1- on the wiper arm -1- as illustrated.
- Position the thrust piece -2- on the wiper axle.
- Rotate the bolt -3- clockwise until the wiper arm is removed from the axle.
- Remove the nuts and remove the wiper arm.
Installing
Install in reverse order of removal. Note the following:
- Adjust the wiper arm. Refer to → Chapter "Wiper Arm, Adjusting".
Wiper Arm, Adjusting
Procedure
- Remove the windshield wiper arm. Refer to → Chapter "Windshield Wiper Arm, Removing and Installing".
- Turn on the ignition.
- Activate "rear wipe" and let the wiper arm run to end position.
- Turn off the ignition.
- Position wiper arm with wiper blade installed at wiper axle and align wiper blade at rear window as follows:
Note
The dimension is the gap between tip of wiper blade and lower edge of window.
- Tighten the wiper arm nut.
- Turn on the ignition.
- Activate "rear wipe" and let the wiper arm run to end position.
- Check the adjustment of the wiper arm again and correct if necessary.
Rear Window Wiper Motor -V12-, Removing and Installing
Rear Window Wiper Motor -V12-, Removing and Installing
Removing
- Remove the windshield wiper arm. Refer to → Chapter "Windshield Wiper Arm, Removing and Installing".
- Remove the lower rear lid trim panel. Refer to → Body Interior; Rep. Gr.70; Luggage Compartment Trim Panel; Rear Lid Lower Trim Panel, Removing and Installing.
- Disconnect the connector -3-.
- Remove the clip in direction of -arrow A- and remove the washer fluid line -2- from the spray nozzle connecting pipe.
- Remove the nuts -B arrows- and remove the Rear Window Wiper Motor -V12--1-.
Installing
Install in reverse order of removal. Note the following:
- Install the rear lid lower trim panel. Refer to → Body Interior; Rep. Gr.70; Luggage Compartment Trim Panel; Rear Lid Lower Trim Panel, Removing and Installing.
- Adjust the wiper arm. Refer to → Chapter "Wiper Arm, Adjusting".
Rear Window Wiper Motor Grommet, Removing and Installing
Removing
- Remove the rear window wiper motor. Refer to → Chapter "Rear Window Wiper Motor -V12-, Removing and Installing".
- Carefully pry the grommet out of the rear window.
Installing
Install in reverse order of removal. Note the following:
- Install the grommet -2- into the rear window -1-.
- Install the rear window wiper motor. Refer to → Chapter "Rear Window Wiper Motor -V12-, Removing and Installing".