E 500 (211.070) V8-5.0L (113.967) (2004)
Steering Shaft Coupler: Service and Repair
Remove/Install Steering Coupling
1
Fully extend or pull out adjustable steering column
NOTE: Required to separate the steering coupling (25).
2
Deactivate easy entry/exit feature
CAUTION: Deactivate the easy entry/exit feature otherwise the windshield may be damaged if the holding device is installed.
3
Turn steering wheel to center position (front wheels in straight-ahead position) and secure with holding device
CAUTION: The steering wheel must not be turned with the steering coupling (25) detached otherwise the clock spring contact will be
destroyed.
4.1 Remove bottom part of noise encapsulation
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Vehicles with diesel engines
4.2 Remove engine compartment paneling
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Vehicles with gasoline engines
5
Detach steering coupling (25) from lower steering shaft (80a) by unscrewing bolt (25a)
6
Pull lower steering shaft (80a) up and out of steering coupling (25)
CAUTION: Do not use force (hammer blows, excessive leverage) as the lower steering shaft (80a) is sensitive to lateral forces.
NOTE: Installation: Insert bottom steering shaft (80a) fully into the steering coupling (25); pay attention to the studs of the steering coupling
(25)and groove of the lower steering shaft (80a) (arrows).
7
Unscrew nut with bolt (25b) from steering coupling (25)
CAUTION: Installation: Replace self-locking nut.
8
Carefully pull steering coupling (25) off control valve of rack-and-pinion steering (23)
CAUTION: Do not use force (hammer blows, excessive leverage) as the control valve has a predetermined fracture point. If necessary,
widen the clamping groove slightly using a screwdriver.
NOTE: Installation: Turn rack-and-pinion steering to center position and fit steering coupling (25).
9
Pull locking plate (25f) off steering coupling while lifting lug using a suitable tool
CAUTION: Installation: Replace locking plate (25f) with self-locking nut. Push up locking plate (25f) until the lug engages in the
steering coupling (25).