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Home >> Mercedes Benz >> 2011 >> C63 >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brakes - C63/C350 (204) >> Testing & Repair >> Remove/install left front or right RPM sensor - AR42.30-P-0712CW

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

MODEL 172, 204 

Shown on model 204 

Fig 1: Identifying Left Front Or Right RPM Sensor Remove/Install Components
G07533336Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
NOTES Notes on self-locking nuts and bolts   AH00.00-N-0001-01A
1 Switch off ignition    
2 Remove left or right front wheel Model 172 AP40.10-P-4050V
    Model 204 AP40.10-P-4050CW
3.1 Detach fender liner (1) from the front fender in the rear area far enough until the electrical connector (2) is accessible Model 172 AR88.10-P-1300W
3.2 Remove rear section of fender liner (1) in front fender Model 204  
4 Disconnect electrical connector (2) on front axle electrical distributor Model 172 AR33.10-P-0100-06V
    Model 204 AR33.10-P-0100-06CW
5 Unclip electrical line of the left front axle rpm sensor (L6/1) and the right front axle rpm sensor (L6/2) on line bracket (3) IMPORTANTInstallation:  Ensure lines are installed correctly.  
6 Remove cable tie (4) from suspension strut (5) Except model 204 with engine 156, except model 204.9 IMPORTANTInstallation:  Observe installation position. SPECIAL TOOL Pliers Fig 2
7 Remove bolt (6) and pull left front axle rpm sensor (L6/1) and right front axle rpm sensor (L6/2) out of steering knuckle (7) NOTESInstallation:  Always replace seal on left front axle rpm sensor (L6/1) and right front axle rpm sensor (L6/2). Otherwise, water can enter and damage the wheel bearing.  
8 Install in the reverse order    
9 Connect STAR DIAGNOSIS and read out fault memory   AD00.00-P-2000-04A
Fig 2: Identifying Pliers (164 589 01 37 00)
G07527328Courtesy of MERCEDES-BENZ USA