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Home >> Mercedes Benz >> 2021 >> GLC300 Base >> Repair and Diagnosis >> Accessories & Equipment >> Headlights >> Electrical System - Body - 253 Chassis 4 Of 8 >> Testing & Repair >> Remove/Install LED Module For Front Headlamp Unit - AR82.10-P-4656LW

Remove/Install LED Module For Front Headlamp Unit - AR82.10-P-4656LW

Model 205, 253 with code 631 (Static LED headlamps, left-hand traffic) 

Model 205, 253 with code 632 (Headlamps, LED, static, right-side traffic) 

Model 205, 253 with code 640 (High-performance LED) 

Model 205, 253 with code 641 (Headlamps, LED, dynamic, left-side traffic) 

Model 205, 253 with code 642 (Headlamps, LED, dynamic, right-side traffic) 

G14187968Courtesy of MERCEDES-BENZ USA

Model 205, shown on left side of vehicle 

Model 253, shown on left side of vehicle 

Fig 1: LED Module For Front Headlamp Unit Components Location - Model 253 With Codes 631, 632, 640, 641 And 642
G14187969NOTESREMOVINGINSTALLINGREFER TO SELF DIAGNOSTIC SYSTEMSINSTALLATION IMPORTANTINSTALLATION IMPORTANTIMPORTANTCourtesy of MERCEDES-BENZ USA
NOTES Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
REMOVINGINSTALLING Remove/install     
1 Perform initial startup of left front lamp unit LED module (1) or right front lamp unit LED module (2) When replacing the left front lamp unit LED module (1) or right front lamp unit LED module (2).  
REFER TO SELF DIAGNOSTIC SYSTEMS     AD00.00-P-2000-04B
    INSTALLATION IMPORTANT Note Data Matrix code on left front lamp unit or right front lamp unit.  
2 Turn left or right front wheel towards the inside    
3 Switch off ignition and remove transmitter key    
4.1 Detach fender liner (3) in front area until the left front lamp unit LED module (1) or right front lamp unit LED module (2) is accessible Model 205 with code 631 (Static LED headlamps, left-hand traffic)
Model 205 with code 632 (Headlamps, LED, static, right-side traffic) Model 205 with code 640 (High-performance LED)
Model 205 with code 641 (Headlamps, LED, dynamic, left-side traffic)
Model 205 with code 642 (Headlamps, LED, dynamic, right-side traffic)
AR88.10-P-1300LW
4.2 Open maintenance flap in fender liner (3) at left or right front Model 253 with code 631 (Static LED headlamps, left-hand traffic)
Model 253 with code 632 (Headlamps, LED, static, right-side traffic)
Model 253 with code 640 (High-performance LED)
Model 253 with code 641 (Headlamps, LED, dynamic, left-side traffic)
Model 253 with code 642 (Headlamps, LED, dynamic, right-side traffic)
 
5 Remove screws/bolts (4) from left front lamp unit LED module (1) or right front lamp unit LED module (2)    
6 Pull out left front lamp unit LED module (1) or right front lamp unit LED module (2) until electrical connector (5) can be disconnected INSTALLATION IMPORTANT Ensure that seal on left front lamp unit LED module (1) or right front lamp unit LED module (2) is seated correctly.  
7 Disconnect electrical connector (5) and remove left front lamp unit LED module (1) or right front lamp unit LED module (2)    
8 Install in the reverse order    
9 Attach Data Matrix code adhesive label to left front lamp unit or right front lamp unit When replacing the left front lamp unit LED module (1) or right front lamp unit LED module (2).
IMPORTANT The Data Matrix code adhesive label is included with the replacement part.