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Home >> Mercedes Benz >> 2021 >> GLS63 AMG >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System, Equipment & Instruments - 167 Chassis (2 Of 4) >> Testing & Repair >> Remove/Install Engine Compartment Fuse And Relay Module - AR54.15-P-0005ME

Remove/Install Engine Compartment Fuse And Relay Module - AR54.15-P-0005ME

Model 167 

MODIFICATION NOTES

13.12.2018 Operation steps added. Operation steps 2 to 6.  
Fig 1: Engine Compartment Fuse And Relay Module Components Location - Model 167
G14791173Courtesy of MERCEDES-BENZ USA
G14791174Courtesy of MERCEDES-BENZ USA
Notice  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
REMOVINGINSTALLING Remove/install     
1 Clamp off ground line of on-board electrical system battery (G1).   AR54.10-P-0003ME 
2 Release sealing lip (5) in working area and place to one side.    
3 Remove cover over left suspension strut tower.    
4 Unclip cover (6).    
5 Unscrew bolt (7).    
6 Place cover (8) in working area to one side.    
7 Unscrew screws of cap (1) and remove cap (1).    
8 Unclip engine compartment fuse and relay module (F152/3) (arrows) and remove.    
9 Release and disconnect all electrical connectors on underside of engine compartment fuse and relay module (F152/3).    
10 Cut through cable tie (2) on underside of engine compartment fuse and relay module (F152/3). INSTALLATION IMPORTANT Replace cable tie (2).
The number of cable ties (2) varies depending
on the vehicle equipment.
 
11 Unscrew nut (3) of positive line and remove positive line. TORQUE SPECIFICATION Nut, positive line to fuse and relay module in engine compartment *BA54.15-P-1003-01L 
12 Unclip fuse holders (4) from engine compartment fuse and relay module (F152/3).    
13 Install in the reverse order    
FUSE AND RELAY BOX

Number Designation Model 167
BA54.15-P-1003-01L Nut, positive line to fuse and relay module in engine compartment M6 Nm 8
M8 Nm 16