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Home >> Mercedes Benz >> 2023 >> GLE450 >> Repair and Diagnosis >> Accessories & Equipment >> Window Motors & Regulators >> Doors -- 167 Chassis >> Testing & Repair >> Remove/Install Electric Liftgate Control Unit - AR72.29-P-0003ME

Remove/Install Electric Liftgate Control Unit - AR72.29-P-0003ME

Model 167 

Fig 1: Electric Liftgate Control Unit Components Location - Model 167
G15038693WARNINGREMOVINGINSTALLINGREFER TO SELF-DIAGNOSTIC SYSTEMSIMPORTANTINSTALLATION NOTESCourtesy of MERCEDES-BENZ USA
WARNING Risk of injury  caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof. No parts of the body or limbs should be within the operating area when the components are moving. AS00.00-Z-0011-01A
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
  Notes on HANDS-FREE ACCESS   AH80.61-P-0001-01A
REMOVINGINSTALLING Remove/install     
1 Perform commissioning of the control unit of the trunk lid/liftgate control (N121/1). If a new control unit for the trunk lid/liftgate control (N121/1) is installed.  
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-06ME
2 Switch off ignition and store transmitter key outside of transmission range (min. 2 m).    
3 Remove center liftgate trim.   AR72.20-P-6618ME 
4 Release and disconnect electrical connectors. IMPORTANT The number of electrical connectors varies according to vehicle equipment.  
5 Unscrew nut (1) and remove control unit for the trunk lid/liftgate control (N121/1). INSTALLATION NOTES
The guides (2) must be inserted correctly in the liftgate (3).
Otherwise, the control unit of the trunk lid/liftgate control (N121/1) may be damaged.
 
6 Install in the reverse order.    
  Normalizing     
7 Close liftgate (3) by hand.    
8 Actuate driver trunk lid/liftgate control button (S15/3) in the driver's side door trim in the "open" position until the liftgate (3) has reached the upper stop.    
9 Actuate the driver trunk lid/liftgate control button (S15/3) in the driver's side door trim in the "open" position again for 4 s.