Remove/install left front or right RPM sensor - AR42.30-P-0712T

MODEL 211 

Fig 1: Identifying Front RPM Sensor Components

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

	Remove/install
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
1.2	Remove front section of soundproofing bottom sections	Vehicles with diesel engines	AR94.30-P-5300T
2	Push notch (2) up using screwdriver and pull connector (X62) out of bracket (1) in direction of arrow
3	Disconnect connector (X62).
4	Unclip electric lead from retaining clamps	Installation:  Ensure lines are installed correctly.
5	Remove bolt (6a) from chafe protection (3)		*BA42.30-P-1001-01A
6	Pull RPM sensor (L6/1, L6/2) out of steering knuckle (5)	Installation:  Pay attention to installation position. The chafe protection (3) must be mounted on  the front RPM sensor (L6/1, L6/2). It must not  be mounted between the RPM sensor (L6/1, L6/2) and steering knuckle (5), otherwise the RPM sensor (L6/1, L6/2) will not deliver an RPM signal.
7	Install in the reverse order
8	Read out diagnostic trouble code memory using STAR DIAGNOSIS and erase if necessary	STAR DIAGNOSIS diagnosis system	*WH58.30-Z-1048-13A

FRONT AXLE RPM SENSOR

Number	Designation		Models 211 except models 211.08/09/28/29	Model 211.08/09/28/29
BA42.30-P-1001-01A	Self-locking bolt, front axle RPM sensor to steering knuckle	Nm	25	25

COMMERCIALLY AVAILABLE TOOLS

Number	Designation
WH58.30-Z-1048-13A	STAR DIAGNOSIS diagnosis system, Compact Passenger Car	6511 1801 00