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Home >> Mercedes Benz >> 2018 >> GLS450 >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System, Equipment & Instruments - 166 Chassis 4 Of 8 >> Testing & Repair >> Remove/Install Front Central Operating Unit - AR54.21-P-0500GQA

Remove/Install Front Central Operating Unit - AR54.21-P-0500GQA

Model 166 as of model year 2016 

Model 292 

MODIFICATION NOTES

18.05.2017 Run commissioning and remove touchpad when replacing the Audio/COMAND® control panel incorporated.    

Shown on model 292 with CODE 531 (COMAND® APS) 

G14132290Courtesy of MERCEDES-BENZ USA
Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
REMOVINGINSTALLING Remove/install     
1 Switch off ignition and store transmitter key outside of transmission range (min. 2 m)    
2 Remove cover from center console (5) far enough until electrical connectors (3) are accessible   AR68.20-P-2350GQA
3 Disconnect electrical connectors (3) and unclip electric line (4)    
4 Unscrew bolts (2)    
5 Remove Audio/COMAND® control panel (A40/9)    
6 Remove touchpad Model 166 as of model year 2016 with code 531 (COMAND® APS)
Model 292 with code 531 (COMAND® APS) Only when replacing Audio/COMAND® control panel (A40/9)
AR54.21-P-0503GQA 
7 Install in the reverse order    
8 Commission Audio/COMAND® control panel (A40/9) Only when replacing Audio/COMAND® control panel (A40/9)  
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-04A