Remove/install left front or right rpm sensor - AR42.30-P-0712SX

MODEL 216 

MODEL 221 

Fig 1: Identifying Left Front Or Right RPM Sensor Remove/Install Components

Courtesy of MERCEDES-BENZ USA

Shown on model 221.176 with code Z07 Top protection 

Fig 2: Identifying Left Front Or Right RPM Sensor Remove/Install Components - Shown On Model 221.176

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
1	Switch off ignition
2	Remove front wheel	MODEL 216/221 with 4MATIC, MODEL 221 with CODE Z07 (Top protection)
			AP40.10-P-4050SX
3	Detach electrical connection (1) from rpm sensor (L6/1, L6/2) and expose feed line		AR33.10-P-0100-06SX
4	Slacken bolt (5a)	MODEL 221 with CODE Z07 (Top protection)
		Bolt, T-piece to bracket	*BA42.10-P-1011-04K
5	Remove screw/bolt (2)	Mount bracket (3) with rpm sensor (L6/1, L6/2).
		Self-locking bolt, front axle rpm sensor to steering knuckle	*BA42.30-P-1001-01J
6	Remove bolt (5a) and remove T-piece (5) from bracket (3)	MODEL 221 with CODE Z07 (Top protection) Fasten bolt (5a) finger-tight and tighten only after mounting bolt (2). Otherwise the brake lines (6) may be damaged by deformation!
7	Pull rpm sensor (L6/1, L6/2) out of steering knuckle (4)
	Clean
8	Clean the mounting hole of rpm sensor (L6/1, L6/2) in steering knuckle (4)
9	Clean the rpm sensor (L6/1, L6/2)	When reusing the rpm sensor (L6/1, L6/2)
10	Install in the reverse order
11	Read out fault memory with STAR DIAGNOSIS and erase if necessary
			AD00.00-P-2000-04A