Remove/install left or right rear axle speed sensor - AR42.40-P-0820TX

MODEL 219 

Fig 1: Identifying Left/Right Rear Axle Speed Sensor Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove wheel.
	Remove/install wheels, rotate if necessary		AP40.10-P-4050TX
2	Remove wheelhouse lining (1)
3	Unplug rpm sensor connector (X62)	To do this, lever open spring detent (2) with screwdriver.
4	Expose electrical feed line of rpm sensor (L6/3, L6/4)	To do so, open the catch (3) of the cable duct and unclip the electrical feed line from the retaining clamps. Ensure lines are installed correctly.
5	Unscrew bolt (6a)	Install new bolt (6a).
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
			*BA42.30-P-1001-02A
6	Pull rpm sensor (L6/3, L6/4) out of wheel carrier (7)
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

REAR AXLE RPM SENSOR

Number	Designation		Model 219
BA42.30-P-1001-02A	Self-locking bolt of rear axle rpm sensor to wheel carrier	Nm	8

COMMERCIALLY AVAILABLE TOOLS

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