Remove/Install Steering Wheel - AR46.10-P-0100FR

Model 257, 290 

Fig 1: Steering Wheel Component Location - Model 257

Courtesy of MERCEDES-BENZ USA

Shown on model 257.### 1# up to model year 2021 

Notice	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
Notice	Notes on self-locking nuts and bolts		AH00.00-P-0001-01KOA
	Notes on safety-relevant components		AH00.00-Z-0019-01A
	Remove/install
1	Turn steering wheel (1) to center position.	The front wheels must be in the straight-ahead position.
2	Remove airbag unit from steering wheel (1).		AR91.60-P-0660FR
3	Counterhold steering wheel (1) and unscrew screw (2).	Reuse screw (2) and mark with a non-water-soluble pen (color dot).
		Screw/bolt, steering wheel to steering shaft If the bolt (2) already bears a marking (color dot) ↓ replace the bolt (2).	*BA46.10-P-1001-02J
4	Release and disconnect electrical connection (3).
5	Remove steering wheel (1).	Model 257.### 1# Model 290.### 1# Align recesses of the splines (arrows A) in steering wheel (1) with the markings (a) on the steering shaft. Model 257.### 2# Model 290.### 2# Align recesses of the splines (arrows A) in steering wheel (1) with the markings (b) on the steering shaft.
6	Install in the reverse order.