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Home >> Mercedes Benz >> 2019 >> GLS450 >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System, Equipment & Instruments - 166 Chassis 4 Of 8 >> Testing & Repair >> Remove/Install Lower Control Panel Control Unit - AR54.21-P-1263GQ

Remove/Install Lower Control Panel Control Unit - AR54.21-P-1263GQ

Model 166, 292 

Shown on model 166 with code 430 (On-road & off-road package) and code 489 (AIRMATIC) 

Fig 1: Lower Control Panel Control Unit Components Location - Model 166 (With Code 430 Shown)
G14132296IMPORTANTREMOVINGINSTALLINGCourtesy of MERCEDES-BENZ USA
IMPORTANT Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
REMOVINGINSTALLING Remove/install     
1 Switch off ignition and keep transmitter key at a location beyond transmitter range (at least 2 m)    
2 Remove cover (2) from center console Model 166 up to model year 2016 AR68.20-P-2350GQ
    Model 166 as of model year 2016 Model 292 AR68.20-P-2350GQA
3 Disconnect electrical connections    
4 Remove screws/bolts (3a)    
5 Unscrew screws/bolts (5) and remove offroad control panel control unit Model 166, 292 with code 430 (On & off-road package)  
6 Remove screws/bolts (3b)    
7 Remove lower control panel control unit (N72) from cover (2)    
8 Install in the reverse order