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Home >> Mercedes Benz >> 2007 >> E320 >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brakes - 211 Chassis >> Basic Knowledge >> Location/task/design/function of wheel RPM sensor - GF42.45-P-4550S

Location/task/design/function of wheel RPM sensor - GF42.45-P-4550S

MODEL 211 up to 31.5.06 except CODE (494) USA version except CODE (498) Japan version 

MODEL 211 up to 30.6.06 with CODE (494) USA version with CODE (498) Japan version 

MODEL 230 up to Model Year 8 

MODEL 240 

shown on model 230 

Fig 1: Locating Wheel RPM Sensors
G07249469Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
RPM sensor, location The left front RPM sensor (L6/1) and right front RPM sensor (L6/2) are mounted on the front axle steering knuckle.
The left rear RPM sensor (L6/3) and right rear RPM sensor (L6/4) are mounted on the rear axle wheel carrier.
 
Wheel RPM sensor, task To supply the current wheel speeds to the SBC control unit (A7/3n1) (models 211, 230), SBC left control unit (A7/3n1) and SBC right control unit (A7/4n1) (model 240).  
Wheel RPM sensor, design Active sensor consisting of a housing and a sensor element which is based on the Hall principle.  
Wheel RPM sensor, function   GF42.45-P-4550-02S