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Home >> Mercedes Benz >> 2022 >> CLS450 >> Repair and Diagnosis >> Brakes >> Brakes Control Systems >> Brakes - Hydraulic & Mechanical System - 257 Chassis 1 Of 2 >> Testing & Repair >> Remove/Install Brake Light Switch - AR42.10-P-0045FR

Remove/Install Brake Light Switch - AR42.10-P-0045FR

Model 257 

except code B01 (48V technology) 

Model 290 

Fig 1: Brake Light Switch Components Location - Model 257 (Except Code B01)
G14548915REMOVINGINSTALLINGCourtesy of MERCEDES-BENZ USA
Topical note  Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
  Notes on safety-relevant components   AH00.00-Z-0019-01A
REMOVING Remove     
1 Remove cover under driver's side instrument panel.   AR68.10-P-1501FR
2 Disconnect electrical connector (1) at Brake light switch (S9/1).    
3 Pull out Brake light switch (S9/1).    
4 Press catches (arrows) together and remove holder (2).    
INSTALLING Install     
5 Press in Brake light switch (S9/1) completely into bracket (2).    
6 Operate Brake pedal (3) and insert Brake light switch (S9/1) with holder (2).    
7 Release Brake pedal (3) and pull back.    
8 Connect electrical connector (1) at Brake light switch (S9/1).    
9 Install cover under driver's side instrument panel.   AR68.10-P-1501FR