LEMON Manuals: Even more car manuals for everyone
Home >> Mercedes Benz >> 2015 >> GL550 >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Electrical System, Equipment & Instructions - 166 Chassis - 3 Of 5 >> Testing & Repair >> Remove/Install Fuse And Relay Box In Engine Compartment, Right Front - AR54.15-P-1258GQ

Remove/Install Fuse And Relay Box In Engine Compartment, Right Front - AR54.15-P-1258GQ

MODEL 166 

Shows model 166.024 

Fig 1: Identifying Fuse And Relay Box In Engine Compartment Remove/Install Components - Shows Model 166.024
G09982593Courtesy of MERCEDES-BENZ USA

Shows model 166.024 

Fig 2: Identifying Fuse And Relay Box In Engine Compartment Remove/Install Components - Shows Model 166.024
G09982594Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
DANGER Risk of explosion  caused by escaping oxyhydrogen gas. Risk of injury  caused by caustic burns to eyes, skin and mucous membranes from battery electrolyte (contains diluted sulfuric acid) or metal spatter due to short circuit. Risk of burn  injuries caused by short circuit. Risk of poisoning  caused by swallowing battery electrolyte (contains diluted sulfuric acid) or absorption of lead over the skin or orifices No fire, sparks, open flames or smoking. Wear acid-resistant gloves and clothing and safety glasses with side guards.
Do not place any conductive objects on the battery and avoid any short circuit from battery positive to ground.
Only fill liquid battery electrolyte (diluted sulfuric acid) into suitable and appropriately marked containers.
 
1 Disconnect battery ground line   AR54.10-P-0003GZ 
2 Open engine hood and raise to vertical position   AR88.40-P-1000GQ
3 Remove cover (1) from electrical fuse and relay box (2) INSPECT Check condition of seal in cover (1) and ensure it is correctly seated.  
4 Detach electrical feed line (3) from engine compartment fuse and relay module (F58) TORQUE SPECIFICATION *BA54.10-P-1002-01C 
5 Remove engine compartment fuse and relay module (F58) from electrical fuse and relay box (2) IMPORTANT To do so, release locks (2a), raise engine compartment fuse and relay module (F58) slightly and pull out of bracket (2b).
INSPECT Check condition of cable grommet (4) and ensure it is correctly seated in the electrical fuse and relay box (2).
 
6 Detach cable tie (5)    
7 Release and disconnect electrical connectors (6)    
8 Note assignment of engine compartment fuse and relay module (F58) IMPORTANT Assignment varies to match vehicle model and equipment: ↓  
REFER TO BASIC KNOWLEDGE   Relay assignment of fuse and relay box in left side of engine compartment
Fuse assignment of fuse and relay box in left engine compartment
GF54.15-P-1257-03GR
9 Detach relay, electrical fuses and fuse holder from engine compartment fuse and relay module (F58)    
10 Install in the reverse order    
11 Perform basic programming   AR00.19-P-0200GZ
BATTERY

Number Designation Model 166
BA54.10-P-1002-01C Nut, terminal 30 in prefuse box Nm 15