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Home >> Mercedes Benz >> 2021 >> GT 53 AMG >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Electrical System, Equipment & Instruments (3 Of 4) -- 290 Chassis >> Testing & Repair >> Remove/Install Pre-Safe (R) Pulse Radar Sensor In Front Bumper - AR54.21-P-0703FR

Remove/Install Pre-Safe (R) Pulse Radar Sensor In Front Bumper - AR54.21-P-0703FR

Model 257, 290 

with code 292 (PRE-SAFE® Impulse Side) 

Shown on model 257 up to model year 2021 

G16554024Courtesy of MERCEDES-BENZ USA

Shown on model 257 as of model year 2021 

G16554025Courtesy of MERCEDES-BENZ USA

Shown on model 290 as of model year 2023 

G16554026Courtesy of MERCEDES-BENZ USA
Notice  Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
Notice  Notes on preventing damage to electronic components due to a magnetic tool   AH54.00-P-0002-01A
REMOVINGINSTALLING Remove/install     
1 Remove fender liner front section at left or right.   AR88.10-P-1301FR
2 Release and disconnect electrical connection (3).    
3.1 Unclip retaining clamp (2) and remove left outer front bumper radar sensor (B92/2) or right outer front bumper radar sensor (B92/5). Model 257
up to model year 2021
with code 292 (PRE-SAFE® Impulse Side)
Model 290
up to model year 2023
with code 292 (PRE-SAFE® Impulse Side)
 
3.2 Unclip holder (4) and remove left outer front bumper radar sensor (B92/2) or right outer front bumper radar sensor (B92/5). Model 257
as of model year 2021
with code 292 (PRE-SAFE® Impulse Side)
 
3.3 Unclip holder (4), remove screw (5) and remove left outer front bumper radar sensor (B92/2) or right outer front bumper radar sensor (B92/5). Model 290
as of model year 2023
with code 292 (PRE-SAFE® Impulse Side)
 
4 Install in the reverse order.    
5 Perform commissioning of left outer front bumper radar sensor (B92/2) or right outer front bumper radar sensor (B92/5). When replacing left outer front bumper radar sensor (B92/2) or right outer front bumper radar sensor (B92/5).  
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-06FR