M45 V8-4.5L (VK45DE) (2006)
Wiper Arm: Adjustments
Removal and Installation of Front Wiper Arms, Adjustment of Wiper Arms Stop Location
REMOVAL
1. Turn wiper switch ON to operate wiper motor, and then turn wiper switch OFF (auto stop).
2. Open hood, remove arm caps, and remove wiper arm nuts.
3. Raise wiper arm, and remove wiper arm from the vehicle.
INSTALLATION
1. Clean up the pivot area as shown in the figure. This will reduce possibility of wiper arm looseness.
2. Prior to wiper arm installation, turn on wiper switch to operate wiper motor and then turn it "OFF" (auto stop).
3. Push wiper arm onto pivot shaft, paying attention to blind spline.
4. Lift the blade up and then set it down onto glass surface to set the blade center to clearance "L1" & "L2" immediately before tightening nuts.
5. Spray washer fluid. Turn on wiper switch to operate wiper motor and then turn it "OFF".
6. Make sure that wiper blades stop within clearance "L1" & "L2".
Clearance "L1" : 17.9 ± 7.5 mm (0.705 ± 0.295 in)
Clearance "L2" : 33.2 ± 7.5 mm (1.307 ± 0.295 in)
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Tighten wiper arm nuts to specified torque.
Front wiper arm nuts: 23.5 N.m (2.4 kg-m, 17 ft-lb)
7. Attach wiper arm caps.